diff options
Diffstat (limited to 'tools/perf/arch')
-rw-r--r-- | tools/perf/arch/powerpc/util/header.c | 4 | ||||
-rw-r--r-- | tools/perf/arch/x86/util/tsc.c | 9 |
2 files changed, 10 insertions, 3 deletions
diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c index 2f7073d107fd..6c1b8a75db09 100644 --- a/tools/perf/arch/powerpc/util/header.c +++ b/tools/perf/arch/powerpc/util/header.c @@ -5,9 +5,7 @@ #include <string.h> #include "../../util/header.h" - -#define __stringify_1(x) #x -#define __stringify(x) __stringify_1(x) +#include "../../util/util.h" #define mfspr(rn) ({unsigned long rval; \ asm volatile("mfspr %0," __stringify(rn) \ diff --git a/tools/perf/arch/x86/util/tsc.c b/tools/perf/arch/x86/util/tsc.c index 3655f24c3170..fd2868490d00 100644 --- a/tools/perf/arch/x86/util/tsc.c +++ b/tools/perf/arch/x86/util/tsc.c @@ -37,3 +37,12 @@ int perf_read_tsc_conversion(const struct perf_event_mmap_page *pc, return 0; } + +u64 rdtsc(void) +{ + unsigned int low, high; + + asm volatile("rdtsc" : "=a" (low), "=d" (high)); + + return low | ((u64)high) << 32; +} |