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exposing branch misses under macos #587

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merged 2 commits into from
Jan 31, 2024
+7 −2
Merged

exposing branch misses under macos #587

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exposing branch misses under macos
lemire Jan 31, 2024
f5de1bc
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lemire Jan 31, 2024
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2 changes: 1 addition & 1 deletion benchmarks/performancecounters/apple_arm_events.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1102,7 +1102,7 @@ struct AppleEvents {
printf("%14s: %llu\n", alias->alias, val);
}*/
return performance_counters{
counters_0[counter_map[0]], counters_0[counter_map[3]],
counters_0[counter_map[0]], counters_0[counter_map[2]],
counters_0[counter_map[2]], counters_0[counter_map[1]]};
}
};
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7 changes: 6 additions & 1 deletion benchmarks/performancecounters/event_counter.h
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Expand Up @@ -35,6 +35,8 @@ struct event_count {
enum event_counter_types {
CPU_CYCLES,
INSTRUCTIONS,
BRANCH_MISSES = 2,
BRANCH = 4
};

double elapsed_sec() const {
Expand All @@ -49,7 +51,10 @@ struct event_count {
double instructions() const {
return static_cast<double>(event_counts[INSTRUCTIONS]);
}

double branches() const { return static_cast<double>(event_counts[BRANCH]); }
double branch_misses() const {
return static_cast<double>(event_counts[BRANCH_MISSES]);
}
event_count& operator=(const event_count& other) {
this->elapsed = other.elapsed;
this->event_counts = other.event_counts;
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