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SSC_START

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Peter Boyle 2022-12-01 00:18:43 -05:00
parent 8244b8ee10
commit 195b0682e7
1 changed files with 6 additions and 8 deletions
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14
Grid/perfmon/PerfCount.h
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@ -30,6 +30,12 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
#ifndef GRID_PERFCOUNT_H #ifndef GRID_PERFCOUNT_H
#define GRID_PERFCOUNT_H #define GRID_PERFCOUNT_H
#ifndef __SSC_START
#define __SSC_START
#define __SSC_STOP
#endif
#include <sys/time.h> #include <sys/time.h>
#include <ctime> #include <ctime>
#include <chrono> #include <chrono>
@ -72,17 +78,9 @@ static long perf_event_open(struct perf_event_attr *hw_event, pid_t pid,
inline uint64_t cyclecount(void){ inline uint64_t cyclecount(void){
return 0; return 0;
} }
#define __SSC_MARK(mark) __asm__ __volatile__ ("movl %0, %%ebx; .byte 0x64, 0x67, 0x90 " ::"i"(mark):"%ebx")
#define __SSC_STOP __SSC_MARK(0x110)
#define __SSC_START __SSC_MARK(0x111)
#else #else
#define __SSC_MARK(mark)
#define __SSC_STOP
#define __SSC_START
/* /*
* cycle counters arch dependent * cycle counters arch dependent
*/ */