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Code Issues 1 Releases Wiki Activity

Add bench for rejection sampling

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This commit is contained in:
Henry Case 2021-04-25 22:23:54 +01:00
parent 40e3fff409
commit 128b5406cc
1 changed files with 15 additions and 0 deletions
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15
test/bench/kyber.cc
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@ -10,6 +10,7 @@
extern "C" { extern "C" {
#include "kem/kyber/kyber512/avx2/indcpa.h" #include "kem/kyber/kyber512/avx2/indcpa.h"
#include "kem/kyber/kyber512/avx2/kem.h" #include "kem/kyber/kyber512/avx2/kem.h"
#include "kem/kyber/kyber512/avx2/rejsample.h"
} }
auto cpucycle = [](benchmark::State &st, int64_t cycles) { auto cpucycle = [](benchmark::State &st, int64_t cycles) {
@ -30,6 +31,19 @@ static void BenchKyberMatK2(benchmark::State &st) {
cpucycle(st, total); cpucycle(st, total);
} }
static void BenchKyberRejSampling(benchmark::State &st) {
int64_t t, total = 0;
int16_t a[256];
uint8_t seed[168*3];
for (auto _ : st) {
t = benchmark::cycleclock::Now();
PQCLEAN_KYBER512_AVX2_rej_uniform_avx(a, seed);
total += benchmark::cycleclock::Now() - t;
benchmark::DoNotOptimize(a);
}
cpucycle(st, total);
}
static void BenchKyberKeygen(benchmark::State &st) { static void BenchKyberKeygen(benchmark::State &st) {
int64_t t, total = 0; int64_t t, total = 0;
uint8_t sk[1632]; uint8_t sk[1632];
@ -77,6 +91,7 @@ static void BenchKyberDecaps(benchmark::State &st) {
cpucycle(st, total); cpucycle(st, total);
} }
BENCHMARK(BenchKyberMatK2); BENCHMARK(BenchKyberMatK2);
BENCHMARK(BenchKyberRejSampling);
BENCHMARK(BenchKyberKeygen); BENCHMARK(BenchKyberKeygen);
BENCHMARK(BenchKyberEncaps); BENCHMARK(BenchKyberEncaps);
BENCHMARK(BenchKyberDecaps); BENCHMARK(BenchKyberDecaps);