Q.2.3 mmu event counters, Mmu event counters 207, Software instruction trap (trap_trap_inst) – FUJITSU Implementation Supplement Fujitsu SPARC64 V User Manual
Page 218: Instruction mmu miss trap (trap_immu_miss), Data mmu miss trap (trap_dmmu_miss), Instruction utlb miss (write_if_utlb), Data utlb miss (write_op_utlb)
Release 1.0, 1 July 2002
F. Chapter Q
Performance Instrumentation
207
●
Software Instruction Trap (trap_trap_inst)
Counts the occurrences of
Tcc
instructions.
●
Instruction MMU Miss Trap (trap_IMMU_miss)
Counts the occurrences of
fast_instruction_access_MMU_miss
.
●
Data MMU Miss Trap (trap_DMMU_miss)
Counts the occurrences of
fast_data_instruction_access_MMU_miss
.
Q.2.3
MMU Event Counters
●
Instruction uTLB Miss (write_if_uTLB)
Counts the occurrences of instruction uTLB misses.
●
Data uTLB Miss (write_op_uTLB)
Counts the occurrences of data uTLB misses.
Note –
Occurrences of main TLB misses are counted by
trap_IMMU_miss
/
trap_DMMU_miss
.
Counter
picl2
Encoding
010110
2
Counter
picu3
Encoding
010110
2
Counter
picl3
Encoding
010110
2
Counter
picu1
Encoding
100000
2
Counter
picl1
Encoding
100000
2