diff options
Diffstat (limited to 'src/llvm/pmu/x86/x86-events.cpp')
-rw-r--r-- | src/llvm/pmu/x86/x86-events.cpp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/llvm/pmu/x86/x86-events.cpp b/src/llvm/pmu/x86/x86-events.cpp new file mode 100644 index 0000000..fe25f70 --- /dev/null +++ b/src/llvm/pmu/x86/x86-events.cpp @@ -0,0 +1,41 @@ +/* + * (C) 2018 by Computer System Laboratory, IIS, Academia Sinica, Taiwan. + * See COPYRIGHT in top-level directory. + */ + +#include "pmu/pmu-global.h" + +namespace pmu { + +#define ICACHE_HIT_CONFIG (0x83 | (0x1 << 8)) /* skylake/event=0x83,umask=0x1/ */ +#define ICACHE_MISS_CONFIG (0x83 | (0x2 << 8)) /* skylake/event=0x83,umask=0x2/ */ +#define MEM_LOADS_CONFIG (0xd0 | (0x81 << 8 )) /* skylake/event=0xd0,umask=0x81/ */ +#define MEM_STORES_CONFIG (0xd0 | (0x82 << 8 )) /* skylake/event=0xd0,umask=0x82/ */ + +extern EventID PreEvents[PMU_EVENT_MAX]; /* Pre-defined events. */ + +static void X86SetupEventCode() +{ +#define SetupEvent(_Event,_Config) \ + PreEvents[_Event].Type = PERF_TYPE_RAW; \ + PreEvents[_Event].Config = _Config; + + SetupEvent(PMU_ICACHE_HITS, ICACHE_HIT_CONFIG); + SetupEvent(PMU_ICACHE_MISSES, ICACHE_MISS_CONFIG); + SetupEvent(PMU_MEM_LOADS, MEM_LOADS_CONFIG); + SetupEvent(PMU_MEM_STORES, MEM_STORES_CONFIG); + +#undef SetEventCode +} + +int X86Init() +{ + X86SetupEventCode(); + return PMU_OK; +} + +} /* namespace pmu */ + +/* + * vim: ts=8 sts=4 sw=4 expandtab + */ |