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-rw-r--r--VA/Makefile34
-rw-r--r--VA/baselines/cpu/Makefile2
-rw-r--r--VA/baselines/cpu/app_baseline.c10
-rwxr-xr-xVA/benchmark-scripts/ccmcc25-sim.sh25
-rwxr-xr-xVA/benchmark-scripts/ccmcc25.sh31
-rw-r--r--VA/dpu/task.c2
-rw-r--r--VA/host/app.c79
-rw-r--r--[-rwxr-xr-x]VA/include/common.h (renamed from VA/support/common.h)14
-rw-r--r--VA/include/dfatool_host.ah29
-rw-r--r--VA/include/params.h (renamed from VA/support/params.h)8
-rw-r--r--VA/include/timer.h5
-rwxr-xr-xVA/support/timer.h74
12 files changed, 186 insertions, 127 deletions
diff --git a/VA/Makefile b/VA/Makefile
index 040dd4a..a67c600 100644
--- a/VA/Makefile
+++ b/VA/Makefile
@@ -8,17 +8,34 @@ WITH_LOAD_OVERHEAD ?= 0
WITH_FREE_OVERHEAD ?= 0
WITH_DPUINFO ?= 0
-COMMON_INCLUDES := support
HOST_SOURCES := $(wildcard host/*.c)
DPU_SOURCES := $(wildcard dpu/*.c)
-COMMON_FLAGS := -Wall -Wextra -g -I${COMMON_INCLUDES}
-HOST_FLAGS := ${COMMON_FLAGS} -std=c11 -O3 `dpu-pkg-config --cflags --libs dpu` -DNR_TASKLETS=${NR_TASKLETS} -DNR_DPUS=${NR_DPUS} -DBL=${BL} -D${TYPE} -DENERGY=${ENERGY} -DWITH_ALLOC_OVERHEAD=${WITH_ALLOC_OVERHEAD} -DWITH_LOAD_OVERHEAD=${WITH_LOAD_OVERHEAD} -DWITH_FREE_OVERHEAD=${WITH_FREE_OVERHEAD} -DWITH_DPUINFO=${WITH_DPUINFO}
+aspectc ?= 0
+aspectc_timing ?= 0
+dfatool_timing ?= 1
+
+HOST_CC := ${CC}
+
+COMMON_FLAGS := -Wall -Wextra -g -Iinclude
+HOST_FLAGS := ${COMMON_FLAGS} -O3 `dpu-pkg-config --cflags --libs dpu` -DNR_TASKLETS=${NR_TASKLETS} -DNR_DPUS=${NR_DPUS} -DBL=${BL} -D${TYPE} -DENERGY=${ENERGY} -DWITH_ALLOC_OVERHEAD=${WITH_ALLOC_OVERHEAD} -DWITH_LOAD_OVERHEAD=${WITH_LOAD_OVERHEAD} -DWITH_FREE_OVERHEAD=${WITH_FREE_OVERHEAD} -DWITH_DPUINFO=${WITH_DPUINFO} -DDFATOOL_TIMING=${dfatool_timing} -DASPECTC=${aspectc}
DPU_FLAGS := ${COMMON_FLAGS} -O2 -DNR_TASKLETS=${NR_TASKLETS} -DBL=${BL} -D${TYPE}
+ifeq (${aspectc_timing}, 1)
+ ASPECTC_HOST_FLAGS += -ainclude/dfatool_host_dpu.ah -ainclude/dfatool_host.ah
+endif
+
+ASPECTC_HOST_FLAGS ?= -a0
+
+ifeq (${aspectc}, 1)
+ HOST_CC = ag++ -r repo.acp -v 0 ${ASPECTC_HOST_FLAGS} --c_compiler ${UPMEM_HOME}/bin/clang++ -p . --Xcompiler
+else
+ HOST_FLAGS += -std=c11
+endif
+
QUIET = @
-ifdef verbose
+ifeq (${verbose}, 1)
QUIET =
endif
@@ -27,10 +44,13 @@ all: bin/host_code bin/dpu_code
bin:
${QUIET}mkdir -p bin
-bin/host_code: ${HOST_SOURCES} ${COMMON_INCLUDES} bin
- ${QUIET}${CC} -o $@ ${HOST_SOURCES} ${HOST_FLAGS}
+# cp/rm are needed to work around AspectC++ not liking symlinks
+bin/host_code: ${HOST_SOURCES} include bin
+ ${QUIET}cp ../include/dfatool_host_dpu.ah include
+ ${QUIET}${HOST_CC} -o $@ ${HOST_SOURCES} ${HOST_FLAGS}
+ ${QUIET}rm -f include/dfatool_host_dpu.ah
-bin/dpu_code: ${DPU_SOURCES} ${COMMON_INCLUDES} bin
+bin/dpu_code: ${DPU_SOURCES} include bin
${QUIET}dpu-upmem-dpurte-clang ${DPU_FLAGS} -o $@ ${DPU_SOURCES}
clean:
diff --git a/VA/baselines/cpu/Makefile b/VA/baselines/cpu/Makefile
index 04aacb6..279b0f3 100644
--- a/VA/baselines/cpu/Makefile
+++ b/VA/baselines/cpu/Makefile
@@ -5,7 +5,7 @@ nop_sync ?= 0
numa ?= 0
numa_memcpy ?= 0
-CFLAGS =
+CFLAGS = -DDFATOOL_TIMING=1
LDFLAGS =
ifeq (${debug}, 1)
diff --git a/VA/baselines/cpu/app_baseline.c b/VA/baselines/cpu/app_baseline.c
index 7975200..fe5125d 100644
--- a/VA/baselines/cpu/app_baseline.c
+++ b/VA/baselines/cpu/app_baseline.c
@@ -15,7 +15,7 @@
#include <omp.h>
#if WITH_BENCHMARK
-#include "../../support/timer.h"
+#include "../../include/timer.h"
#else
#define start(...)
#define stop(...)
@@ -109,7 +109,7 @@ struct Params input_params(int argc, char **argv)
p.n_warmup = 1;
p.n_reps = 3;
p.exp = 1;
- p.n_threads = 5;
+ p.n_threads = 8;
#if NUMA
p.bitmask_in = NULL;
p.bitmask_out = NULL;
@@ -213,9 +213,11 @@ int main(int argc, char **argv)
C = (T *) malloc(input_size * sizeof(T));
#endif
+ omp_set_num_threads(p.n_threads);
+ #pragma omp parallel for
for (unsigned long i = 0; i < input_size; i++) {
- A[i] = (T) (rand());
- B[i] = (T) (rand());
+ A[i] = (T) i % (1<<31) + 5;
+ B[i] = (T) i % (1<<31) + 6;
}
#if NUMA
diff --git a/VA/benchmark-scripts/ccmcc25-sim.sh b/VA/benchmark-scripts/ccmcc25-sim.sh
new file mode 100755
index 0000000..386cf90
--- /dev/null
+++ b/VA/benchmark-scripts/ccmcc25-sim.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+mkdir -p log/$(hostname)
+
+run_benchmark_nmc() {
+ local "$@"
+ set -e
+ make -B NR_DPUS=${nr_dpus} NR_TASKLETS=${nr_tasklets} BL=10 \
+ aspectc=1 aspectc_timing=1 dfatool_timing=0
+ bin/host_code -w 0 -e 5 -i ${input_size}
+}
+
+export -f run_benchmark_nmc
+
+fn=log/$(hostname)/ccmcc25-sim
+
+source ~/lib/local/upmem/upmem-2025.1.0-Linux-x86_64/upmem_env.sh simulator
+
+echo "prim-benchmarks VA $(git describe --all --long) $(git rev-parse HEAD) $(date -R)" >> ${fn}.txt
+
+parallel -j1 --eta --joblog ${fn}.joblog --resume --header : \
+ run_benchmark_nmc nr_dpus={nr_dpus} nr_tasklets=16 input_size={input_size} \
+ ::: nr_dpus 1 2 4 8 16 32 48 64 \
+ ::: input_size 327680 655360 1310720 2621440 \
+>> ${fn}.txt
diff --git a/VA/benchmark-scripts/ccmcc25.sh b/VA/benchmark-scripts/ccmcc25.sh
new file mode 100755
index 0000000..f6d441d
--- /dev/null
+++ b/VA/benchmark-scripts/ccmcc25.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+
+mkdir -p log/$(hostname)
+
+run_benchmark_nmc() {
+ local "$@"
+ set -e
+ sudo limit_ranks_to_numa_node ${numa_rank}
+ make -B NR_DPUS=${nr_dpus} NR_TASKLETS=${nr_tasklets} BL=10 \
+ aspectc=1 aspectc_timing=1 dfatool_timing=0
+ bin/host_code -w 0 -e 50 -i ${input_size}
+}
+
+export -f run_benchmark_nmc
+
+for sdk in 2023.2.0 2024.1.0 2024.2.0 2025.1.0; do
+
+ fn=log/$(hostname)/ccmcc25-sdk${sdk}
+
+ source /opt/upmem/upmem-${sdk}-Linux-x86_64/upmem_env.sh
+
+ echo "prim-benchmarks VA $(git describe --all --long) $(git rev-parse HEAD) $(date -R)" >> ${fn}.txt
+
+ parallel -j1 --eta --joblog ${fn}.joblog --resume --header : \
+ run_benchmark_nmc nr_dpus={nr_dpus} nr_tasklets=16 input_size={input_size} numa_rank={numa_rank} \
+ ::: numa_rank any \
+ ::: nr_dpus 64 128 256 512 768 1024 1536 2048 2304 \
+ ::: input_size 83886080 167772160 335544320 671088640 \
+ >> ${fn}.txt
+
+done
diff --git a/VA/dpu/task.c b/VA/dpu/task.c
index 9622911..91b1176 100644
--- a/VA/dpu/task.c
+++ b/VA/dpu/task.c
@@ -10,7 +10,7 @@
#include <perfcounter.h>
#include <barrier.h>
-#include "../support/common.h"
+#include "common.h"
__host dpu_arguments_t DPU_INPUT_ARGUMENTS;
diff --git a/VA/host/app.c b/VA/host/app.c
index 1a2cdfd..27a64f2 100644
--- a/VA/host/app.c
+++ b/VA/host/app.c
@@ -7,15 +7,31 @@
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
+
+#if ASPECTC
+extern "C" {
+#endif
+
#include <dpu.h>
#include <dpu_log.h>
+#include <dpu_management.h>
+#include <dpu_target_macros.h>
+
+#if ENERGY
+#include <dpu_probe.h>
+#endif
+
+#if ASPECTC
+}
+#endif
+
#include <unistd.h>
#include <getopt.h>
#include <assert.h>
-#include "../support/common.h"
-#include "../support/timer.h"
-#include "../support/params.h"
+#include "common.h"
+#include "timer.h"
+#include "params.h"
// Define the DPU Binary path as DPU_BINARY here
#ifndef DPU_BINARY
@@ -25,13 +41,6 @@
#define XSTR(x) STR(x)
#define STR(x) #x
-#if ENERGY
-#include <dpu_probe.h>
-#endif
-
-#include <dpu_management.h>
-#include <dpu_target_macros.h>
-
// Pointer declaration
static T *A;
static T *B;
@@ -39,19 +48,19 @@ static T *C;
static T *C2;
// Create input arrays
-static void read_input(T *A, T *B, unsigned int nr_elements)
+static void read_input(T *A, T *B, unsigned long int nr_elements)
{
srand(0);
- for (unsigned int i = 0; i < nr_elements; i++) {
+ for (unsigned long int i = 0; i < nr_elements; i++) {
A[i] = (T) (rand());
B[i] = (T) (rand());
}
}
// Compute output in the host
-static void vector_addition_host(T *C, T *A, T *B, unsigned int nr_elements)
+static void vector_addition_host(T *C, T *A, T *B, unsigned long int nr_elements)
{
- for (unsigned int i = 0; i < nr_elements; i++) {
+ for (unsigned long int i = 0; i < nr_elements; i++) {
C[i] = A[i] + B[i];
}
}
@@ -79,31 +88,37 @@ int main(int argc, char **argv)
// Allocate DPUs and load binary
#if !WITH_ALLOC_OVERHEAD
DPU_ASSERT(dpu_alloc(NR_DPUS, NULL, &dpu_set));
+#if DFATOOL_TIMING
timer.time[0] = 0; // alloc
#endif
+#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));
DPU_ASSERT(dpu_get_nr_ranks(dpu_set, &nr_of_ranks));
assert(nr_of_dpus == NR_DPUS);
+#if DFATOOL_TIMING
timer.time[1] = 0; // load
#endif
+#endif
#if !WITH_FREE_OVERHEAD
+#if DFATOOL_TIMING
timer.time[6] = 0; // free
#endif
+#endif
unsigned int i = 0;
- const unsigned int input_size =
+ const unsigned long int input_size =
p.exp == 0 ? p.input_size * NR_DPUS : p.input_size;
- const unsigned int input_size_8bytes = ((input_size * sizeof(T)) % 8) != 0 ? roundup(input_size, 8) : input_size; // Input size per DPU (max.), 8-byte aligned
- const unsigned int input_size_dpu = divceil(input_size, NR_DPUS); // Input size per DPU (max.)
- const unsigned int input_size_dpu_8bytes = ((input_size_dpu * sizeof(T)) % 8) != 0 ? roundup(input_size_dpu, 8) : input_size_dpu; // Input size per DPU (max.), 8-byte aligned
+ const unsigned long int input_size_8bytes = ((input_size * sizeof(T)) % 8) != 0 ? roundup(input_size, 8) : input_size; // Input size per DPU (max.), 8-byte aligned
+ const unsigned long int input_size_dpu = divceil(input_size, NR_DPUS); // Input size per DPU (max.)
+ const unsigned long int input_size_dpu_8bytes = ((input_size_dpu * sizeof(T)) % 8) != 0 ? roundup(input_size_dpu, 8) : input_size_dpu; // Input size per DPU (max.), 8-byte aligned
// Input/output allocation
- A = malloc(input_size_dpu_8bytes * NR_DPUS * sizeof(T));
- B = malloc(input_size_dpu_8bytes * NR_DPUS * sizeof(T));
- C = malloc(input_size_dpu_8bytes * NR_DPUS * sizeof(T));
- C2 = malloc(input_size_dpu_8bytes * NR_DPUS * sizeof(T));
+ A = (T*)malloc(input_size_dpu_8bytes * NR_DPUS * sizeof(T));
+ B = (T*)malloc(input_size_dpu_8bytes * NR_DPUS * sizeof(T));
+ C = (T*)malloc(input_size_dpu_8bytes * NR_DPUS * sizeof(T));
+ C2 = (T*)malloc(input_size_dpu_8bytes * NR_DPUS * sizeof(T));
T *bufferA = A;
T *bufferB = B;
T *bufferC = C2;
@@ -192,14 +207,14 @@ int main(int argc, char **argv)
input_size_dpu_8bytes * sizeof(T);
input_arguments[i].transfer_size =
input_size_dpu_8bytes * sizeof(T);
- input_arguments[i].kernel = kernel;
+ input_arguments[i].kernel = (enum kernels)kernel;
}
input_arguments[nr_of_dpus - 1].size =
(input_size_8bytes -
input_size_dpu_8bytes * (NR_DPUS - 1)) * sizeof(T);
input_arguments[nr_of_dpus - 1].transfer_size =
input_size_dpu_8bytes * sizeof(T);
- input_arguments[nr_of_dpus - 1].kernel = kernel;
+ input_arguments[nr_of_dpus - 1].kernel = (enum kernels)kernel;
// Copy input arrays
i = 0;
@@ -306,22 +321,22 @@ int main(int argc, char **argv)
printf("[" ANSI_COLOR_GREEN "OK" ANSI_COLOR_RESET
"] Outputs are equal\n");
if (rep >= p.n_warmup) {
- printf
- ("[::] VA-UPMEM | n_dpus=%d n_ranks=%d n_tasklets=%d e_type=%s block_size_B=%d n_elements=%d n_elements_per_dpu=%d",
+ dfatool_printf
+ ("[::] VA-UPMEM | n_dpus=%d n_ranks=%d n_tasklets=%d e_type=%s block_size_B=%d n_elements=%lu n_elements_per_dpu=%lu",
nr_of_dpus, nr_of_ranks, NR_TASKLETS,
XSTR(T), BLOCK_SIZE, input_size,
input_size / NR_DPUS);
- printf
+ dfatool_printf
(" b_with_alloc_overhead=%d b_with_load_overhead=%d b_with_free_overhead=%d numa_node_rank=%d ",
WITH_ALLOC_OVERHEAD, WITH_LOAD_OVERHEAD,
WITH_FREE_OVERHEAD, numa_node_rank);
- printf
+ dfatool_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],
timer.time[4], timer.time[5],
timer.time[6]);
- printf
+ dfatool_printf
(" throughput_cpu_MBps=%f throughput_upmem_kernel_MBps=%f throughput_upmem_total_MBps=%f",
input_size * 3 * sizeof(T) / timer.time[2],
input_size * 3 * sizeof(T) /
@@ -330,7 +345,7 @@ int main(int argc, char **argv)
(timer.time[0] + timer.time[1] +
timer.time[3] + timer.time[4] +
timer.time[5] + timer.time[6]));
- printf
+ dfatool_printf
(" throughput_upmem_wxr_MBps=%f throughput_upmem_lwxr_MBps=%f throughput_upmem_alwxr_MBps=%f",
input_size * 3 * sizeof(T) /
(timer.time[3] + timer.time[4] +
@@ -342,7 +357,7 @@ int main(int argc, char **argv)
(timer.time[0] + timer.time[1] +
timer.time[3] + timer.time[4] +
timer.time[5]));
- printf
+ dfatool_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]),
@@ -352,7 +367,7 @@ int main(int argc, char **argv)
timer.time[4] +
timer.time[5] +
timer.time[6]));
- printf
+ dfatool_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] +
diff --git a/VA/support/common.h b/VA/include/common.h
index cee09e2..6ce6e23 100755..100644
--- a/VA/support/common.h
+++ b/VA/include/common.h
@@ -1,14 +1,20 @@
#ifndef _COMMON_H_
#define _COMMON_H_
+enum kernels {
+ kernel1 = 0,
+ nr_kernels = 1,
+};
+
// Structures used by both the host and the dpu to communicate information
typedef struct {
+ /*
+ * Size per DPU cannot exceed 32 bit, as each DPU only has 64 MiB of memory
+ * (i.e., only needs 26 bit for addressing).
+ */
uint32_t size;
uint32_t transfer_size;
- enum kernels {
- kernel1 = 0,
- nr_kernels = 1,
- } kernel;
+ enum kernels kernel;
} dpu_arguments_t;
// Transfer size between MRAM and WRAM
diff --git a/VA/include/dfatool_host.ah b/VA/include/dfatool_host.ah
new file mode 100644
index 0000000..e74f466
--- /dev/null
+++ b/VA/include/dfatool_host.ah
@@ -0,0 +1,29 @@
+#pragma once
+
+#include <sys/time.h>
+#include "dfatool_host_dpu.ah"
+
+aspect DfatoolHostTiming : public DfatoolHostDPUTiming {
+ unsigned long n_rows;
+ unsigned int element_size;
+
+ virtual int getKernel() { return 1; }
+
+ DfatoolHostTiming() {
+ element_size = sizeof(T);
+ }
+
+ advice call("% input_params(...)") : after() {
+ Params* p = tjp->result();
+ n_rows = p->input_size;
+ printf("[>>] VA | n_dpus=%u n_rows=%lu\n", NR_DPUS, n_rows);
+ }
+
+ advice call("% vector_addition_host(...)") : after() {
+ printf("[--] VA | n_dpus=%u n_rows=%lu\n", n_dpus, n_rows);
+ }
+
+ advice execution("% main(...)") : after() {
+ printf("[<<] VA | n_dpus=%u n_rows=%lu\n", NR_DPUS, n_rows);
+ }
+};
diff --git a/VA/support/params.h b/VA/include/params.h
index 47c10ef..31327d8 100644
--- a/VA/support/params.h
+++ b/VA/include/params.h
@@ -4,7 +4,7 @@
#include "common.h"
typedef struct Params {
- unsigned int input_size;
+ unsigned long int input_size;
int n_warmup;
int n_reps;
int exp;
@@ -19,7 +19,7 @@ static 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 -x <X> Weak (0) or strong (1) scaling (default=1)"
"\n"
"\nBenchmark-specific options:"
"\n -i <I> input size (default=2621440 elements)" "\n");
@@ -31,7 +31,7 @@ struct Params input_params(int argc, char **argv)
p.input_size = 2621440;
p.n_warmup = 1;
p.n_reps = 3;
- p.exp = 0;
+ p.exp = 1;
int opt;
while ((opt = getopt(argc, argv, "hi:w:e:x:")) >= 0) {
@@ -41,7 +41,7 @@ struct Params input_params(int argc, char **argv)
exit(0);
break;
case 'i':
- p.input_size = atoi(optarg);
+ p.input_size = atol(optarg);
break;
case 'w':
p.n_warmup = atoi(optarg);
diff --git a/VA/include/timer.h b/VA/include/timer.h
new file mode 100644
index 0000000..7b80823
--- /dev/null
+++ b/VA/include/timer.h
@@ -0,0 +1,5 @@
+#pragma once
+
+#define N_TIMERS 7
+#include "../../include/timer_base.h"
+#undef N_TIMERS
diff --git a/VA/support/timer.h b/VA/support/timer.h
deleted file mode 100755
index df68334..0000000
--- a/VA/support/timer.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Copyright (c) 2016 University of Cordoba and University of Illinois
- * All rights reserved.
- *
- * Developed by: IMPACT Research Group
- * University of Cordoba and University of Illinois
- * http://impact.crhc.illinois.edu/
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * with the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * > Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimers.
- * > Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimers in the
- * documentation and/or other materials provided with the distribution.
- * > Neither the names of IMPACT Research Group, University of Cordoba,
- * University of Illinois nor the names of its contributors may be used
- * to endorse or promote products derived from this Software without
- * specific prior written permission.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH
- * THE SOFTWARE.
- *
- */
-
-#include <sys/time.h>
-
-typedef struct Timer {
-
- struct timeval startTime[7];
- struct timeval stopTime[7];
- double time[7];
-
-} Timer;
-
-void start(Timer *timer, int i, int rep)
-{
- if (rep == 0) {
- timer->time[i] = 0.0;
- }
- gettimeofday(&timer->startTime[i], NULL);
-}
-
-void stop(Timer *timer, int i)
-{
- gettimeofday(&timer->stopTime[i], NULL);
- timer->time[i] +=
- (timer->stopTime[i].tv_sec -
- timer->startTime[i].tv_sec) * 1000000.0 +
- (timer->stopTime[i].tv_usec - timer->startTime[i].tv_usec);
-}
-
-void print(Timer *timer, int i, int REP)
-{
- printf("Time (ms): %f\t", timer->time[i] / (1000 * REP));
-}
-
-void printall(Timer *timer, int maxt)
-{
- for (int i = 0; i <= maxt; i++) {
- printf(" timer%d_us=%f", i, timer->time[i]);
- }
- printf("\n");
-}