cc-metric-collector/collectors/likwid/likwid.go

32 lines
737 B
Go
Raw Normal View History

2021-03-17 18:00:09 +01:00
package main
/*
#cgo CFLAGS: -I.
#cgo LDFLAGS: -L. -llikwid -llikwid-hwloc -lm
#include <stdlib.h>
#include <likwid.h>
*/
import "C"
import "fmt"
import "unsafe"
func main() {
var topo C.CpuTopology_t
C.topology_init();
topo = C.get_cpuTopology()
cpulist := make([]C.int, topo.numHWThreads)
for a := 0; a < int(topo.numHWThreads); a++ {
cpulist[C.int(a)] = C.int(a)
}
C.perfmon_init(C.int(topo.numHWThreads), &cpulist[0])
gstring := C.CString("INSTR_RETIRED_ANY:FIXC0")
gid := C.perfmon_addEventSet(gstring)
C.perfmon_setupCounters(gid)
C.perfmon_startCounters()
C.perfmon_stopCounters()
v := C.perfmon_getResult(gid, 0, 0)
fmt.Println(v)
C.free(unsafe.Pointer(gstring))
C.perfmon_finalize()
C.topology_finalize();
}