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Diffstat (limited to 'RED/baselines/cpu/app_baseline.cpp')
-rw-r--r--RED/baselines/cpu/app_baseline.cpp67
1 files changed, 43 insertions, 24 deletions
diff --git a/RED/baselines/cpu/app_baseline.cpp b/RED/baselines/cpu/app_baseline.cpp
index af897f5..11c1cd8 100644
--- a/RED/baselines/cpu/app_baseline.cpp
+++ b/RED/baselines/cpu/app_baseline.cpp
@@ -34,6 +34,9 @@
#include "../../support/common.h"
#include "../../support/timer.h"
+#define XSTR(x) STR(x)
+#define STR(x) #x
+
#define ANSI_COLOR_RED "\x1b[31m"
#define ANSI_COLOR_GREEN "\x1b[32m"
#define ANSI_COLOR_RESET "\x1b[0m"
@@ -72,7 +75,6 @@ typedef struct Params {
unsigned int input_size;
int n_warmup;
int n_reps;
- int exp;
int n_threads;
}Params;
@@ -84,7 +86,6 @@ void usage() {
"\n -h help"
"\n -w <W> # of untimed warmup iterations (default=1)"
"\n -e <E> # of timed repetition iterations (default=3)"
- "\n -x <X> Weak (0) or strong (1) scaling (default=0)"
"\n -t <T> # of threads (default=8)"
"\n"
"\nBenchmark-specific options:"
@@ -97,11 +98,10 @@ struct Params input_params(int argc, char **argv) {
p.input_size = 2 << 20;
p.n_warmup = 1;
p.n_reps = 3;
- p.exp = 0;
p.n_threads = 1;
int opt;
- while((opt = getopt(argc, argv, "hi:w:e:x:t:")) >= 0) {
+ while((opt = getopt(argc, argv, "hi:w:e:t:")) >= 0) {
switch(opt) {
case 'h':
usage();
@@ -110,7 +110,6 @@ struct Params input_params(int argc, char **argv) {
case 'i': p.input_size = atoi(optarg); break;
case 'w': p.n_warmup = atoi(optarg); break;
case 'e': p.n_reps = atoi(optarg); break;
- case 'x': p.exp = atoi(optarg); break;
case 't': p.n_threads = atoi(optarg); break;
default:
fprintf(stderr, "\nUnrecognized option!\n");
@@ -133,7 +132,7 @@ int main(int argc, char **argv) {
unsigned int nr_of_dpus = 1;
unsigned int i = 0;
- const unsigned int input_size = p.exp == 0 ? p.input_size * nr_of_dpus : p.input_size;
+ const unsigned int input_size = p.input_size;
assert(input_size % (p.n_threads) == 0 && "Input size!");
// Input/output allocation
@@ -160,7 +159,7 @@ int main(int argc, char **argv) {
// Compute output on CPU (performance comparison and verification purposes)
if(rep >= p.n_warmup)
- start(&timer, 0, rep - p.n_warmup);
+ start(&timer, 0, 0);
count_host = reduction_host(A, input_size);
if(rep >= p.n_warmup)
stop(&timer, 0);
@@ -170,32 +169,52 @@ int main(int argc, char **argv) {
omp_set_num_threads(p.n_threads);
+ unsigned int nr_threads = 0;
+#pragma omp parallel
+#pragma omp atomic
+ nr_threads++;
+
if(rep >= p.n_warmup)
- start(&timer, 1, rep - p.n_warmup);
+ start(&timer, 1, 0);
count = thrust::reduce(thrust::omp::par, d_input.begin(), d_input.end());
if(rep >= p.n_warmup)
stop(&timer, 1);
h_output = d_input;
+ // Check output
+ bool status = true;
+ if(count_host != count){
+ status = false;
+ printf("%lu -- %lu\n", count, count_host);
+ }
+ if (status) {
+ printf("[" ANSI_COLOR_GREEN "OK" ANSI_COLOR_RESET "] Outputs are equal\n");
+ if(rep >= p.n_warmup) {
+ printf("[::] n_threads=%d e_type=%s n_elements=%d "
+ "| throughput_cpu_ref_MBps=%f throughput_cpu_thrust_MBps=%f\n",
+ nr_threads, XSTR(T), input_size,
+ input_size * sizeof(T) / timer.time[0],
+ input_size * sizeof(T) / timer.time[1]);
+ printf("[::] n_threads=%d e_type=%s n_elements=%d "
+ "| throughput_cpu_ref_MOpps=%f throughput_cpu_thrust_MOpps=%f\n",
+ nr_threads, XSTR(T), input_size,
+ input_size / timer.time[0],
+ input_size / timer.time[1]);
+ printf("[::] n_threads=%d e_type=%s n_elements=%d | ",
+ nr_threads, XSTR(T), input_size);
+ printall(&timer, 1);
+ }
+ } else {
+ printf("[" ANSI_COLOR_RED "ERROR" ANSI_COLOR_RESET "] Outputs differ!\n");
+ }
}
// Print timing results
- printf("CPU ");
- print(&timer, 0, p.n_reps);
- printf("Kernel ");
- print(&timer, 1, p.n_reps);
-
- // Check output
- bool status = true;
- if(count_host != count){
- status = false;
- printf("%lu -- %lu\n", count, count_host);
- }
- if (status) {
- printf("[" ANSI_COLOR_GREEN "OK" ANSI_COLOR_RESET "] Outputs are equal\n");
- } else {
- printf("[" ANSI_COLOR_RED "ERROR" ANSI_COLOR_RESET "] Outputs differ!\n");
- }
+ //printf("CPU ");
+ //print(&timer, 0, p.n_reps);
+ //printf("Kernel ");
+ //print(&timer, 1, p.n_reps);
+
// Deallocation
free(A);