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#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/auxv.h>
#include <sys/mman.h>
#include <sys/prctl.h>
#include <time.h>
#include "../allocator/allocator.h"
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <sys/prctl.h>
#define PR_TAGGED_ADDR_ENABLE (1UL << 0)
#define WARUM_UP 1
struct bench {
size_t allocation;
size_t bytes_to_alloc;
void *ptrs[ALLOCATIONS];
};
void benchmark(struct bench *bench) {
for (size_t i = 0; i < bench->allocation; ++i) {
bench->ptrs[i] = malloc(bench->bytes_to_alloc);
}
}
int main(int argc, char *args[]) {
if (argc != 3) {
printf("Usage: %s <iterations> <size>\n", args[0]);
exit(EXIT_FAILURE);
}
size_t iterations = atoll(args[1]);
size_t size = atoll(args[2]);
size_t allocations = (1 << 28) / size;
// ensure we size is a multiple of 16, to match granularity
assert(size % 16 == 0);
assert(allocations * size < (1 << 29));
void *ptr = malloc(1024);
struct bench *bench= alloc(sizeof(struct bench));
bench->allocation = allocations;
bench->bytes_to_alloc = size;
for (size_t i = 0; i < iterations + WARUM_UP; ++i) {
struct timespec s, e1, e2;
clock_gettime(CLOCK_MONOTONIC_RAW, &s);
benchmark(bench);
clock_gettime(CLOCK_MONOTONIC_RAW, &e1);
for (size_t j = 0; j < bench->allocation; ++j) {
free(bench->ptrs[j]);
}
clock_gettime(CLOCK_MONOTONIC_RAW, &e2);
if (i > WARUM_UP) {
uint64_t duration_allocation = 1e9 * (e1.tv_sec - s.tv_sec) + (e1.tv_nsec - s.tv_nsec);
uint64_t duration_deallocation = 1e9 * (e2.tv_sec - e1.tv_sec) + (e2.tv_nsec - e1.tv_nsec);
printf("%ld;%ld;%ld;%ld\n", size, allocations, duration_allocation, duration_deallocation);
}
}
alloc_free(bench, sizeof(struct bench));
free(ptr);
}
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