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Add flags for choosing algorithm in ecmult_multi benchmark

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This commit is contained in:
Jonas Nick
2017-11-05 20:17:11 +00:00
parent 36b22c9337
commit a58f543f5a
3 changed files with 33 additions and 17 deletions
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19
src/bench_ecmult.c
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@@ -28,6 +28,7 @@ typedef struct {
secp256k1_ge* pubkeys;
secp256k1_scalar* seckeys;
secp256k1_gej* expected_output;
secp256k1_ecmult_multi_func ecmult_multi;
/* Changes per test */
size_t count;
@@ -63,7 +64,7 @@ static void bench_ecmult(void* arg) {
size_t iter;
for (iter = 0; iter < iters; ++iter) {
secp256k1_ecmult_multi_var(&data->ctx->ecmult_ctx, data->scratch, &data->output[iter], data->includes_g ? &data->scalars[data->offset1] : NULL, bench_callback, arg, count - includes_g);
data->ecmult_multi(&data->ctx->ecmult_ctx, data->scratch, &data->output[iter], data->includes_g ? &data->scalars[data->offset1] : NULL, bench_callback, arg, count - includes_g);
data->offset1 = (data->offset1 + count) % POINTS;
data->offset2 = (data->offset2 + count - 1) % POINTS;
}
@@ -136,10 +137,24 @@ int main(int argc, char **argv) {
bench_data data;
int i, p;
secp256k1_gej* pubkeys_gej;
size_t scratch_size;
if (argc > 1) {
if(have_flag(argc, argv, "pippenger_wnaf")) {
printf("Using pippenger_wnaf:\n");
data.ecmult_multi = secp256k1_ecmult_pippenger_batch_single;
} else if(have_flag(argc, argv, "strauss_wnaf")) {
printf("Using strauss_wnaf:\n");
data.ecmult_multi = secp256k1_ecmult_strauss_batch_single;
}
} else {
data.ecmult_multi = secp256k1_ecmult_multi_var;
}
/* Allocate stuff */
data.ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY);
data.scratch = secp256k1_scratch_space_create(data.ctx, POINTS * 1024, POINTS * 5 * 1024);
scratch_size = secp256k1_strauss_scratch_size(POINTS) + STRAUSS_SCRATCH_OBJECTS*16;
data.scratch = secp256k1_scratch_space_create(data.ctx, scratch_size, scratch_size);
data.scalars = malloc(sizeof(secp256k1_scalar) * POINTS);
data.seckeys = malloc(sizeof(secp256k1_scalar) * POINTS);
data.pubkeys = malloc(sizeof(secp256k1_ge) * POINTS);