Profiler uses append mode
diff --git a/xbyak/xbyak_util.h b/xbyak/xbyak_util.h
index c4e99ae..04c661c 100644
--- a/xbyak/xbyak_util.h
+++ b/xbyak/xbyak_util.h
@@ -789,7 +789,7 @@
const int pid = getpid();
char name[128];
snprintf(name, sizeof(name), "/tmp/perf-%d.map", pid);
- fp_ = fopen(name, "wb");
+ fp_ = fopen(name, "a+");
if (fp_ == 0) {
fprintf(stderr, "can't open %s\n", name);
return;
@@ -834,6 +834,7 @@
if (mode_ == Perf) {
if (fp_ == 0) return;
fprintf(fp_, "%llx %zx %s%s\n", (long long)startAddr, funcSize, funcName, suffix_);
+ fflush(fp_);
}
#endif
#ifdef XBYAK_USE_VTUNE