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27 lines
620 B
Plaintext
27 lines
620 B
Plaintext
SHORT Divide unit information
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EVENTSET
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FIXC1 ACTUAL_CPU_CLOCK
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FIXC2 MAX_CPU_CLOCK
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PMC0 RETIRED_INSTRUCTIONS
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PMC1 CPU_CLOCKS_UNHALTED
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PMC2 DIV_OP_COUNT
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PMC3 DIV_BUSY_CYCLES
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METRICS
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Runtime (RDTSC) [s] time
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Runtime unhalted [s] FIXC1*inverseClock
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Clock [MHz] 1.E-06*(FIXC1/FIXC2)/inverseClock
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CPI PMC1/PMC0
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Number of divide ops PMC2
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Avg. divide unit usage duration PMC3/PMC2
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LONG
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Formulas:
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CPI = CPU_CLOCKS_UNHALTED/RETIRED_INSTRUCTIONS
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Number of divide ops = DIV_OP_COUNT
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Avg. divide unit usage duration = DIV_BUSY_CYCLES/DIV_OP_COUNT
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-
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This performance group measures the average latency of divide operations
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