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-rw-r--r--SEL/host/app.c159
1 files changed, 107 insertions, 52 deletions
diff --git a/SEL/host/app.c b/SEL/host/app.c
index 90f8bd4..7946979 100644
--- a/SEL/host/app.c
+++ b/SEL/host/app.c
@@ -66,55 +66,88 @@ int main(int argc, char **argv) {
struct dpu_set_t dpu_set, dpu;
uint32_t nr_of_dpus;
-
-#if ENERGY
- struct dpu_probe_t probe;
- DPU_ASSERT(dpu_probe_init("energy_probe", &probe));
-#endif
+ uint32_t nr_of_ranks;
+
+ // Timer declaration
+ Timer timer;
// Allocate DPUs and load binary
+#if !WITH_ALLOC_OVERHEAD
DPU_ASSERT(dpu_alloc(NR_DPUS, NULL, &dpu_set));
+ timer.time[0] = 0; // alloc
+#endif
+#if !WITH_LOAD_OVERHEAD
DPU_ASSERT(dpu_load(dpu_set, DPU_BINARY, NULL));
DPU_ASSERT(dpu_get_nr_dpus(dpu_set, &nr_of_dpus));
- printf("Allocated %d DPU(s)\n", nr_of_dpus);
+ DPU_ASSERT(dpu_get_nr_ranks(dpu_set, &nr_of_ranks));
+ assert(nr_of_dpus == NR_DPUS);
+ timer.time[1] = 0; // load
+#endif
+#if !WITH_FREE_OVERHEAD
+ timer.time[6] = 0; // free
+#endif
+
+#if ENERGY
+ struct dpu_probe_t probe;
+ DPU_ASSERT(dpu_probe_init("energy_probe", &probe));
+#endif
unsigned int i = 0;
uint32_t accum = 0;
uint32_t total_count = 0;
- const unsigned int input_size = p.exp == 0 ? p.input_size * nr_of_dpus : p.input_size; // Total input size (weak or strong scaling)
- const unsigned int input_size_dpu_ = divceil(input_size, nr_of_dpus); // Input size per DPU (max.)
+ const unsigned int input_size = p.exp == 0 ? p.input_size * NR_DPUS : p.input_size; // Total input size (weak or strong scaling)
+ const unsigned int input_size_dpu_ = divceil(input_size, NR_DPUS); // Input size per DPU (max.)
const unsigned int input_size_dpu_round =
(input_size_dpu_ % (NR_TASKLETS * REGS) != 0) ? roundup(input_size_dpu_, (NR_TASKLETS * REGS)) : input_size_dpu_; // Input size per DPU (max.), 8-byte aligned
// Input/output allocation
- A = malloc(input_size_dpu_round * nr_of_dpus * sizeof(T));
- C = malloc(input_size_dpu_round * nr_of_dpus * sizeof(T));
- C2 = malloc(input_size_dpu_round * nr_of_dpus * sizeof(T));
+ A = malloc(input_size_dpu_round * NR_DPUS * sizeof(T));
+ C = malloc(input_size_dpu_round * NR_DPUS * sizeof(T));
+ C2 = malloc(input_size_dpu_round * NR_DPUS * sizeof(T));
T *bufferA = A;
T *bufferC = C2;
// Create an input file with arbitrary data
- read_input(A, input_size, input_size_dpu_round * nr_of_dpus);
-
- // Timer declaration
- Timer timer;
+ read_input(A, input_size, input_size_dpu_round * NR_DPUS);
printf("NR_TASKLETS\t%d\tBL\t%d\n", NR_TASKLETS, BL);
// Loop over main kernel
for(int rep = 0; rep < p.n_warmup + p.n_reps; rep++) {
+#if WITH_ALLOC_OVERHEAD
+ if(rep >= p.n_warmup) {
+ start(&timer, 0, 0);
+ }
+ DPU_ASSERT(dpu_alloc(NR_DPUS, NULL, &dpu_set));
+ if(rep >= p.n_warmup) {
+ stop(&timer, 0);
+ }
+#endif
+#if WITH_LOAD_OVERHEAD
+ if(rep >= p.n_warmup) {
+ start(&timer, 1, 0);
+ }
+ DPU_ASSERT(dpu_load(dpu_set, DPU_BINARY, NULL));
+ if(rep >= p.n_warmup) {
+ stop(&timer, 1);
+ }
+ DPU_ASSERT(dpu_get_nr_dpus(dpu_set, &nr_of_dpus));
+ DPU_ASSERT(dpu_get_nr_ranks(dpu_set, &nr_of_ranks));
+ assert(nr_of_dpus == NR_DPUS);
+#endif
+
// Compute output on CPU (performance comparison and verification purposes)
if(rep >= p.n_warmup)
- start(&timer, 0, 0);
+ start(&timer, 2, 0);
total_count = select_host(C, A, input_size);
if(rep >= p.n_warmup)
- stop(&timer, 0);
+ stop(&timer, 2);
printf("Load input data\n");
if(rep >= p.n_warmup)
- start(&timer, 1, 0);
+ start(&timer, 3, 0);
// Input arguments
const unsigned int input_size_dpu = input_size_dpu_round;
unsigned int kernel = 0;
@@ -130,19 +163,19 @@ int main(int argc, char **argv) {
}
DPU_ASSERT(dpu_push_xfer(dpu_set, DPU_XFER_TO_DPU, DPU_MRAM_HEAP_POINTER_NAME, 0, input_size_dpu * sizeof(T), DPU_XFER_DEFAULT));
if(rep >= p.n_warmup)
- stop(&timer, 1);
+ stop(&timer, 3);
printf("Run program on DPU(s) \n");
// Run DPU kernel
if(rep >= p.n_warmup) {
- start(&timer, 2, 0);
+ start(&timer, 4, 0);
#if ENERGY
DPU_ASSERT(dpu_probe_start(&probe));
#endif
}
DPU_ASSERT(dpu_launch(dpu_set, DPU_SYNCHRONOUS));
if(rep >= p.n_warmup) {
- stop(&timer, 2);
+ stop(&timer, 4);
#if ENERGY
DPU_ASSERT(dpu_probe_stop(&probe));
#endif
@@ -161,15 +194,15 @@ int main(int argc, char **argv) {
#endif
printf("Retrieve results\n");
- dpu_results_t results[nr_of_dpus];
- uint32_t* results_scan = malloc(nr_of_dpus * sizeof(uint32_t));
+ dpu_results_t results[NR_DPUS];
+ uint32_t* results_scan = malloc(NR_DPUS * sizeof(uint32_t));
i = 0;
accum = 0;
if(rep >= p.n_warmup)
- start(&timer, 3, 0);
+ start(&timer, 5, 0);
// PARALLEL RETRIEVE TRANSFER
- dpu_results_t* results_retrieve[nr_of_dpus];
+ dpu_results_t* results_retrieve[NR_DPUS];
DPU_FOREACH(dpu_set, dpu, i) {
results_retrieve[i] = (dpu_results_t*)malloc(NR_TASKLETS * sizeof(dpu_results_t));
@@ -195,11 +228,11 @@ int main(int argc, char **argv) {
free(results_retrieve[i]);
}
if(rep >= p.n_warmup)
- stop(&timer, 3);
+ stop(&timer, 5);
i = 0;
if(rep >= p.n_warmup)
- start(&timer, 4, 0);
+ start(&timer, 6, 0);
DPU_FOREACH (dpu_set, dpu) {
// Copy output array
DPU_ASSERT(dpu_copy_from(dpu, DPU_MRAM_HEAP_POINTER_NAME, input_size_dpu * sizeof(T), bufferC + results_scan[i], results[i].t_count * sizeof(T)));
@@ -207,7 +240,21 @@ int main(int argc, char **argv) {
i++;
}
if(rep >= p.n_warmup)
- stop(&timer, 4);
+ stop(&timer, 6);
+
+#if WITH_ALLOC_OVERHEAD
+#if WITH_FREE_OVERHEAD
+ if(rep >= p.n_warmup) {
+ start(&timer, 7, 0);
+ }
+#endif
+ DPU_ASSERT(dpu_free(dpu_set));
+#if WITH_FREE_OVERHEAD
+ if(rep >= p.n_warmup) {
+ stop(&timer, 7);
+ }
+#endif
+#endif
// Free memory
free(results_scan);
@@ -226,35 +273,40 @@ int main(int argc, char **argv) {
if (status) {
printf("[" ANSI_COLOR_GREEN "OK" ANSI_COLOR_RESET "] Outputs are equal\n");
if (rep >= p.n_warmup) {
- printf("[::] SEL NMC | n_dpus=%d n_tasklets=%d e_type=%s block_size_B=%d n_elements=%d "
- "| throughput_cpu_MBps=%f throughput_pim_MBps=%f throughput_MBps=%f",
- nr_of_dpus, NR_TASKLETS, XSTR(T), BLOCK_SIZE, input_size,
- input_size * sizeof(T) / timer.time[0],
- input_size * sizeof(T) / (timer.time[2] + timer.time[3]),
- input_size * sizeof(T) / (timer.time[1] + timer.time[2] + timer.time[3] + timer.time[4]));
- printf(" throughput_cpu_MOpps=%f throughput_pim_MOpps=%f throughput_MOpps=%f",
- input_size / timer.time[0],
- input_size / (timer.time[2] + timer.time[3]),
- input_size / (timer.time[1] + timer.time[2] + timer.time[3] + timer.time[4]));
- printall(&timer, 4);
+ printf("[::] SEL UPMEM | n_dpus=%d n_ranks=%d n_tasklets=%d e_type=%s block_size_B=%d n_elements=%d",
+ NR_DPUS, nr_of_ranks, NR_TASKLETS, XSTR(T), BLOCK_SIZE, input_size);
+ printf(" b_with_alloc_overhead=%d b_with_load_overhead=%d b_with_free_overhead=%d ",
+ WITH_ALLOC_OVERHEAD, WITH_LOAD_OVERHEAD, WITH_FREE_OVERHEAD);
+ printf("| latency_alloc_us=%f latency_load_us=%f latency_cpu_us=%f latency_write_us=%f latency_kernel_us=%f latency_read_us=%f latency_free_us=%f",
+ timer.time[0],
+ timer.time[1],
+ timer.time[2],
+ timer.time[3], // write
+ timer.time[4], // kernel
+ timer.time[5] + timer.time[6], // read
+ timer.time[7]);
+ printf(" throughput_cpu_MBps=%f throughput_upmem_kernel_MBps=%f throughput_upmem_total_MBps=%f",
+ input_size * sizeof(T) / timer.time[2],
+ input_size * sizeof(T) / (timer.time[4]),
+ input_size * sizeof(T) / (timer.time[0] + timer.time[1] + timer.time[3] + timer.time[4] + timer.time[5] + timer.time[6] + timer.time[7]));
+ printf(" throughput_upmem_wxr_MBps=%f throughput_upmem_lwxr_MBps=%f throughput_upmem_alwxr_MBps=%f",
+ input_size * sizeof(T) / (timer.time[3] + timer.time[4] + timer.time[5] + timer.time[6]),
+ input_size * sizeof(T) / (timer.time[1] + timer.time[3] + timer.time[4] + timer.time[5] + timer.time[6]),
+ input_size * sizeof(T) / (timer.time[0] + timer.time[1] + timer.time[3] + timer.time[4] + timer.time[5] + timer.time[6]));
+ printf(" throughput_cpu_MOpps=%f throughput_upmem_kernel_MOpps=%f throughput_upmem_total_MOpps=%f",
+ input_size / timer.time[2],
+ input_size / (timer.time[4] + timer.time[5] + timer.time[6]),
+ input_size / (timer.time[0] + timer.time[1] + timer.time[3] + timer.time[4] + timer.time[5] + timer.time[6] + timer.time[7] + timer.time[8]));
+ printf(" throughput_upmem_wxr_MOpps=%f throughput_upmem_lwxr_MOpps=%f throughput_upmem_alwxr_MOpps=%f\n",
+ input_size / (timer.time[3] + timer.time[4] + timer.time[5] + timer.time[6]),
+ input_size / (timer.time[1] + timer.time[3] + timer.time[4] + timer.time[5] + timer.time[6]),
+ input_size / (timer.time[0] + timer.time[1] + timer.time[3] + timer.time[4] + timer.time[5] + timer.time[6]));
}
} else {
printf("[" ANSI_COLOR_RED "ERROR" ANSI_COLOR_RESET "] Outputs differ!\n");
}
}
- // Print timing results
- printf("CPU ");
- print(&timer, 0, p.n_reps);
- printf("CPU-DPU ");
- print(&timer, 1, p.n_reps);
- printf("DPU Kernel ");
- print(&timer, 2, p.n_reps);
- printf("Inter-DPU ");
- print(&timer, 3, p.n_reps);
- printf("DPU-CPU ");
- print(&timer, 4, p.n_reps);
-
#if ENERGY
double energy;
DPU_ASSERT(dpu_probe_get(&probe, DPU_ENERGY, DPU_AVERAGE, &energy));
@@ -265,7 +317,10 @@ int main(int argc, char **argv) {
free(A);
free(C);
free(C2);
+
+#if !WITH_ALLOC_OVERHEAD
DPU_ASSERT(dpu_free(dpu_set));
-
+#endif
+
return 0;
}
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