Table C2-3 Performance monitoring events (continued)
Number Event mnemonic
PMU event
bus to
external
PMU
event bus
to trace
Event name
0x14
L1I_CACHE
[18]
[18]
L1 Instruction cache access.
0x15
L1D_CACHE_WB
[19]
[19]
L1 Data cache writeback.
0x16
L2D_CACHE
[20]
[20]
L2 Data cache access.
0x17
L2D_CACHE_REFILL
[21]
[21]
L2 Data cache refill.
0x18
L2D_CACHE_WB
[22]
[22]
L2 Data cache write-back.
0x19
BUS_ACCESS
-
-
Bus access.
0x1A
MEMORY_ERROR
-
-
Local memory error.
0x1B
INST_SPEC
-
-
Operation speculatively executed.
0x1D
BUS_CYCLES
-
-
Bus cycle.
0x1E
CHAIN
-
-
Odd performance counter chain mode.
0x60
BUS_ACCESS_LD
-
-
Bus access - Read.
0x61
BUS_ACCESS_ST
-
-
Bus access - Write.
0x73
DP_SPEC
-
-
Operation speculatively executed, integer data-
processing.
0x74
ASE_SPEC
-
-
Operation speculatively executed, Advanced SIMD
instruction.
0x75
VFP_SPEC
-
-
Operation speculatively executed, floating-point
instruction.
0x77
CRYPTO_SPEC
-
-
Operation speculatively executed, Cryptographic
instruction.
0x7A
BR_INDIRECT_SPEC
-
-
Branch that is speculatively executed - Indirect branch.
0x86
EXC_IRQ
-
-
Exception taken, IRQ.
0x87
EXC_FIQ
-
-
Exception taken, FIQ.
0xC0
-
-
-
External memory request.
0xC1
-
-
-
Non-cacheable external memory request.
0xC2
-
-
-
Linefill because of prefetch.
0xC4
-
-
-
Entering read allocate mode.
0xC5
-
-
-
Read allocate mode.
0xC6
-
-
-
Pre-decode error.
0xC7
-
-
-
Data Write operation that stalls the pipeline because the
store buffer is full.
0xC8
-
-
-
SCU Snooped data from another core for this core.
0xC9
-
-
-
Conditional branch that is executed.
0xCA
-
-
-
Indirect branch that is mispredicted.
C2 PMU
C2.3 Performance monitoring events
100236_0100_00_en
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C2-589
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Summary of Contents for Cortex-A35
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