IBM PowerPC 604 User Manual page 313

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INSTRUCTION UNIT
128Bit
Time-Base
Counter/Decrementer
Clock ] JTAG/COP
Multiplier Interface
COMPLETION
UNIT
16-Entry
Reorder Buffer
32Bit
Fetcher
Instruction
Queue (8 word)
GPRFile
Rename
Buffers (12)
rn
128Bit
DMMU
64Bit
~
~
Store Queue Finish Load
I ... I l o •ATI
I
DTLB
I
array i-1 _ _ ., 1
Queue
32Bit
~
~
32-BIT ADDRESS BUS
64-BIT DATA BUS
Dispatch Unit
I
BHT
I
FPR
File
Rename
Buffers (8)
rn
64Bit
64Bit
IMMU
I ...
11
mATI
j
1TLB
I
Array
128Bit
Tags
16-Kbyle
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Cache
Tags
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BUS INTERFACE
UNIT
Snoop