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improved matrix multiplication

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This commit is contained in:
Orange
2026-07-16 01:10:55 +03:00
parent 335096d0c8
commit b3c8438bf1
3 changed files with 233 additions and 72 deletions
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benchmark/benchmark_mat.cpp
+21 -11
View File
@@ -2,11 +2,9 @@
// Created by Vlad on 9/17/2025.
//
#include <benchmark/benchmark.h>
#include <omath/omath.hpp>
using namespace omath;
void mat_float_multiplication_col_major(benchmark::State& state)
{
using MatType = Mat<128, 128, float, MatStoreType::COLUMN_MAJOR>;
@@ -15,9 +13,12 @@ void mat_float_multiplication_col_major(benchmark::State& state)
a.set(3.f);
b.set(7.f);
for ([[maybe_unused]] const auto _ : state)
std::ignore = a * b;
{
benchmark::DoNotOptimize(a);
benchmark::DoNotOptimize(b);
benchmark::DoNotOptimize(a * b);
}
}
void mat_float_multiplication_row_major(benchmark::State& state)
{
@@ -27,9 +28,12 @@ void mat_float_multiplication_row_major(benchmark::State& state)
a.set(3.f);
b.set(7.f);
for ([[maybe_unused]] const auto _ : state)
std::ignore = a * b;
{
benchmark::DoNotOptimize(a);
benchmark::DoNotOptimize(b);
benchmark::DoNotOptimize(a * b);
}
}
void mat_double_multiplication_row_major(benchmark::State& state)
@@ -40,9 +44,12 @@ void mat_double_multiplication_row_major(benchmark::State& state)
a.set(3.f);
b.set(7.f);
for ([[maybe_unused]] const auto _ : state)
std::ignore = a * b;
{
benchmark::DoNotOptimize(a);
benchmark::DoNotOptimize(b);
benchmark::DoNotOptimize(a * b);
}
}
void mat_double_multiplication_col_major(benchmark::State& state)
@@ -53,13 +60,16 @@ void mat_double_multiplication_col_major(benchmark::State& state)
a.set(3.f);
b.set(7.f);
for ([[maybe_unused]] const auto _ : state)
std::ignore = a * b;
{
benchmark::DoNotOptimize(a);
benchmark::DoNotOptimize(b);
benchmark::DoNotOptimize(a * b);
}
}
BENCHMARK(mat_float_multiplication_col_major)->Iterations(5000);
BENCHMARK(mat_float_multiplication_row_major)->Iterations(5000);
BENCHMARK(mat_double_multiplication_col_major)->Iterations(5000);
BENCHMARK(mat_double_multiplication_row_major)->Iterations(5000);
BENCHMARK(mat_double_multiplication_row_major)->Iterations(5000);