Merge pull request #2052 from AFLplusplus/dev v4.20c

4.20 release pre-PR

3 files changed, 63 insertions, 0 deletions

diff --git a/utils/bench/Makefile b/utils/bench/Makefile
new file mode 100644
index 00000000..e7d2f3a1
--- /dev/null
+++ b/utils/bench/Makefile
@@ -0,0 +1,8 @@
+all:	hash
+
+hash:	hash.c
+	gcc -O3 -mavx2 -march=native -I../../include -o hash hash.c
+
+clean:
+	rm -f hash
+
diff --git a/utils/bench/README.md b/utils/bench/README.md
new file mode 100644
index 00000000..772c117b
--- /dev/null
+++ b/utils/bench/README.md
@@ -0,0 +1,2 @@
+# Internal AFL++ benchmarking
+
diff --git a/utils/bench/hash.c b/utils/bench/hash.c
new file mode 100644
index 00000000..d4be0ab4
--- /dev/null
+++ b/utils/bench/hash.c
@@ -0,0 +1,53 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <time.h>
+
+#define T1HA0_AESNI_AVAILABLE 1
+#define T1HA_USE_FAST_ONESHOT_READ 1
+#define T1HA_USE_INDIRECT_FUNCTIONS 1
+#define T1HA_IA32AES_NAME t1ha0_ia32aes
+#include "t1ha0_ia32aes_b.h"
+
+#define XXH_INLINE_ALL
+#include "xxhash.h"
+#undef XXH_INLINE_ALL
+
+int main() {
+
+  char           *data = malloc(4097);
+  struct timespec start, end;
+  long long       duration;
+  int             i;
+  uint64_t        res;
+
+  clock_gettime(CLOCK_MONOTONIC, &start);
+  for (i = 0; i < 100000000; ++i) {
+
+    res = XXH3_64bits(data, 4097);
+    memcpy(data + 16, (char *)&res, 8);
+
+  }
+
+  clock_gettime(CLOCK_MONOTONIC, &end);
+  duration = (end.tv_sec - start.tv_sec) * 1000000000LL +
+             (end.tv_nsec - start.tv_nsec);
+  printf("xxh3 duration:          %lld ns\n", duration);
+
+  memset(data, 0, 4097);
+  clock_gettime(CLOCK_MONOTONIC, &start);
+  for (i = 0; i < 100000000; ++i) {
+
+    res = t1ha0_ia32aes(data, 4097);
+    memcpy(data + 16, (char *)&res, 8);
+
+  }
+
+  clock_gettime(CLOCK_MONOTONIC, &end);
+  duration = (end.tv_sec - start.tv_sec) * 1000000000LL +
+             (end.tv_nsec - start.tv_nsec);
+  printf("t1ha0_ia32aes duration: %lld ns\n", duration);
+
+  return 0;
+
+}
+