| DIGITAL EQUIPMENT CORPORATION. pfm(5) - the 21064 performance counter pseudo device. |
.... operations, branch mispredictions, TLB misses, and to determine instruction mix for both issued and retired instructions (R10000 uses speculative execution along predicted branch paths) Similar hardware performance counters have appeared in other processors: Cray vector processors [10] DEC Alpha [12], HP PA 8000 [20] and Intel Pentium processors. These counters were primarily used by hardware developers and a few performance analysts. To be used effectively, hardware event counters require some operating system support and tools which use them. Cray Research traditionally offered strong ....
DIGITAL EQUIPMENT CORPORATION. pfm(5) - the 21064 performance counter pseudo device.
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DIGITAL EQUIPMENT CORPORATION. pfm(5) - the 21064 performance counter pseudo device.
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