Add LTO in configure, add more benchmarks

bench/tests/BenchVec3f.c

@@ -0,0 +1,202 @@
+#include "BH/Bench.h"
+#include "BH/Math/Vec3f.h"
+
+
+static float vecA[3] = {1.0f, 2.0f, 3.0f};
+static float vecB[3] = {4.0f, -1.0f, 0.5f};
+static float vecC[3] = {0.5f, 0.5f, 2.0f};
+static float vecOut[3];
+
+
+BH_BENCH_TEST(Add)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fAdd(vecA, vecB, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Sub)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fSub(vecA, vecB, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Mul)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fMul(vecA, vecB, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Scale)
+{
+    static float scalar = 2.5f;
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fScale(vecA, scalar, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(MulAdd)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fMulAdd(vecA, vecB, vecC, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Negate)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fNegate(vecA, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Dot)
+{
+    float result;
+    while (BH_BenchIter(state))
+    {
+        result = BH_Vec3fDot(vecA, vecB);
+        BH_BenchDoNotOptimize(result);
+    }
+}
+
+
+BH_BENCH_TEST(Cross)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fCross(vecA, vecB, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Length)
+{
+    float result;
+    while (BH_BenchIter(state))
+    {
+        result = BH_Vec3fLength(vecA);
+        BH_BenchDoNotOptimize(result);
+    }
+}
+
+
+BH_BENCH_TEST(Normal)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fNormal(vecA, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(NormalEx)
+{
+    float result;
+    while (BH_BenchIter(state))
+    {
+        result = BH_Vec3fNormalEx(vecA, vecOut);
+        BH_BenchDoNotOptimize(result);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Min)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fMin(vecA, vecB, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Max)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fMax(vecA, vecB, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Lerp)
+{
+    static float t = 0.75f;
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fLerp(vecA, vecB, t, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Project)
+{
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fProject(vecA, vecB, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+BH_BENCH_TEST(Barycentric)
+{
+    static float v = 0.3f;
+    static float w = 0.4f;
+    while (BH_BenchIter(state))
+    {
+        BH_Vec3fBarycentric(vecA, vecB, vecC, v, w, vecOut);
+        BH_BenchDoNotOptimize(vecOut);
+    }
+}
+
+
+int main(int argc, char **argv)
+{
+    BH_UNUSED(argc);
+    BH_UNUSED(argv);
+
+    BH_BENCH_ADD(Add);
+    BH_BENCH_ADD(Sub);
+    BH_BENCH_ADD(Mul);
+    BH_BENCH_ADD(Scale);
+    BH_BENCH_ADD(MulAdd);
+    BH_BENCH_ADD(Negate);
+    BH_BENCH_ADD(Dot);
+    BH_BENCH_ADD(Cross);
+    BH_BENCH_ADD(Length);
+    BH_BENCH_ADD(Normal);
+    BH_BENCH_ADD(NormalEx);
+    BH_BENCH_ADD(Min);
+    BH_BENCH_ADD(Max);
+    BH_BENCH_ADD(Lerp);
+    BH_BENCH_ADD(Project);
+    BH_BENCH_ADD(Barycentric);
+
+    return BH_BenchRun();
+}