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authorPieter Wuille <pieter.wuille@gmail.com>2017-02-15 17:56:54 -0800
committerPieter Wuille <pieter.wuille@gmail.com>2017-03-29 00:40:17 -0700
commit663fbae7776b0c238f6f27d73811b4bc627d0b6b (patch)
tree4b7739bed2762f879f73c51adf3421255b24443e /src/bench
parentc21cbe61c6249bcfca098705df6f9b4baab9f296 (diff)
FastRandom benchmark
Diffstat (limited to 'src/bench')
-rw-r--r--src/bench/crypto_hash.cpp25
1 files changed, 25 insertions, 0 deletions
diff --git a/src/bench/crypto_hash.cpp b/src/bench/crypto_hash.cpp
index 737d3572ae..5257e60e81 100644
--- a/src/bench/crypto_hash.cpp
+++ b/src/bench/crypto_hash.cpp
@@ -7,6 +7,7 @@
#include "bench.h"
#include "bloom.h"
#include "hash.h"
+#include "random.h"
#include "uint256.h"
#include "utiltime.h"
#include "crypto/ripemd160.h"
@@ -69,6 +70,28 @@ static void SipHash_32b(benchmark::State& state)
}
}
+static void FastRandom_32bit(benchmark::State& state)
+{
+ FastRandomContext rng(true);
+ uint32_t x;
+ while (state.KeepRunning()) {
+ for (int i = 0; i < 1000000; i++) {
+ x += rng.rand32();
+ }
+ }
+}
+
+static void FastRandom_1bit(benchmark::State& state)
+{
+ FastRandomContext rng(true);
+ uint32_t x;
+ while (state.KeepRunning()) {
+ for (int i = 0; i < 1000000; i++) {
+ x += rng.randbool();
+ }
+ }
+}
+
BENCHMARK(RIPEMD160);
BENCHMARK(SHA1);
BENCHMARK(SHA256);
@@ -76,3 +99,5 @@ BENCHMARK(SHA512);
BENCHMARK(SHA256_32b);
BENCHMARK(SipHash_32b);
+BENCHMARK(FastRandom_32bit);
+BENCHMARK(FastRandom_1bit);