
© G.N. Khan ARM Processors/Cores – EE8205: Embedded Computer Systems Page: 14
ARM7 Pipeline Execution
• Latency
Time it takes for an instruction to get through the pipeline.
• Throughput
Number of instructions executed per time period.
Pipelining increases throughput without reducing latency.
add r0,r1,#5
sub r2,r3,r6
cmp r2,#3
fetch
time
decode
fetch
execute
decode
fetch
execute
decode execute
1 2 3
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