From a68864b6bce5e00fdec07a9d4dae7376dedb654e Mon Sep 17 00:00:00 2001
From: Benoit Steiner <benoit.steiner.goog@gmail.com>
Date: Thu, 28 Jan 2016 16:51:40 -0800
Subject: Updated the benchmarking code to print the number of flops processed
 instead of the number of bytes.

---
 bench/tensors/benchmark.h         |  3 +--
 bench/tensors/benchmark_main.cc   | 14 +++++++-------
 bench/tensors/tensor_benchmarks.h |  2 +-
 3 files changed, 9 insertions(+), 10 deletions(-)

(limited to 'bench')

diff --git a/bench/tensors/benchmark.h b/bench/tensors/benchmark.h
index 2c06075e0..f115b54ad 100644
--- a/bench/tensors/benchmark.h
+++ b/bench/tensors/benchmark.h
@@ -41,10 +41,9 @@ class Benchmark {
   void RunWithArg(int arg);
 };
 }  // namespace testing
-void SetBenchmarkBytesProcessed(int64_t);
+void SetBenchmarkFlopsProcessed(int64_t);
 void StopBenchmarkTiming();
 void StartBenchmarkTiming();
 #define BENCHMARK(f) \
     static ::testing::Benchmark* _benchmark_##f __attribute__((unused)) = \
         (new ::testing::Benchmark(#f, f))
-
diff --git a/bench/tensors/benchmark_main.cc b/bench/tensors/benchmark_main.cc
index b2f457c96..65dbd89bb 100644
--- a/bench/tensors/benchmark_main.cc
+++ b/bench/tensors/benchmark_main.cc
@@ -23,7 +23,7 @@
 #include <time.h>
 #include <map>
 
-static int64_t g_bytes_processed;
+static int64_t g_flops_processed;
 static int64_t g_benchmark_total_time_ns;
 static int64_t g_benchmark_start_time_ns;
 typedef std::map<std::string, ::testing::Benchmark*> BenchmarkMap;
@@ -124,7 +124,7 @@ void Benchmark::Run() {
   }
 }
 void Benchmark::RunRepeatedlyWithArg(int iterations, int arg) {
-  g_bytes_processed = 0;
+  g_flops_processed = 0;
   g_benchmark_total_time_ns = 0;
   g_benchmark_start_time_ns = NanoTime();
   if (fn_ != NULL) {
@@ -153,10 +153,10 @@ void Benchmark::RunWithArg(int arg) {
   }
   char throughput[100];
   throughput[0] = '\0';
-  if (g_benchmark_total_time_ns > 0 && g_bytes_processed > 0) {
-    double mib_processed = static_cast<double>(g_bytes_processed)/1e6;
+  if (g_benchmark_total_time_ns > 0 && g_flops_processed > 0) {
+    double mflops_processed = static_cast<double>(g_flops_processed)/1e6;
     double seconds = static_cast<double>(g_benchmark_total_time_ns)/1e9;
-    snprintf(throughput, sizeof(throughput), " %8.2f MiB/s", mib_processed/seconds);
+    snprintf(throughput, sizeof(throughput), " %8.2f MFlops/s", mflops_processed/seconds);
   }
   char full_name[100];
   if (fn_range_ != NULL) {
@@ -175,8 +175,8 @@ void Benchmark::RunWithArg(int arg) {
   fflush(stdout);
 }
 }  // namespace testing
-void SetBenchmarkBytesProcessed(int64_t x) {
-  g_bytes_processed = x;
+void SetBenchmarkFlopsProcessed(int64_t x) {
+  g_flops_processed = x;
 }
 void StopBenchmarkTiming() {
   if (g_benchmark_start_time_ns != 0) {
diff --git a/bench/tensors/tensor_benchmarks.h b/bench/tensors/tensor_benchmarks.h
index 6b9d13446..ba7e7eb48 100644
--- a/bench/tensors/tensor_benchmarks.h
+++ b/bench/tensors/tensor_benchmarks.h
@@ -367,7 +367,7 @@ template <typename Device> class BenchmarkSuite {
     }
 #endif
     StopBenchmarkTiming();
-    SetBenchmarkBytesProcessed(num_items);
+    SetBenchmarkFlopsProcessed(num_items);
   }
 
 
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