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more tests

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This commit is contained in:
Jorijn van der Graaf 2026-03-25 00:42:04 +01:00
commit b582e168e3
6 changed files with 460 additions and 288 deletions
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9
interfaces/Crafter.Math-Basic.cppm
View file

@ -29,11 +29,10 @@ namespace Crafter {
return degrees * (std::numbers::pi / 180);
}
#ifdef __AVX512FP16__
#ifdef __x86_64
#ifndef __AVX512FP16__
export template <std::uint32_t Len, std::uint32_t Packing>
using VectorF16L = VectorF16<Len, Packing>;
#else
export template <std::uint32_t Len, std::uint32_t Packing>
using VectorF16L = VectorF32<Len, Packing>;
using VectorF16 = VectorF32<Len, Packing>;
#endif
#endif
}

14
interfaces/Crafter.Math-Vector.cppm
View file

@ -439,13 +439,13 @@ namespace Crafter {
return q;
}
constexpr static Vector<T, 4, Aligment> QuanternionFromEuler(T roll, T pitch, T yaw) {
T cr = std::cos(roll * 0.5);
T sr = std::sin(roll * 0.5);
T cp = std::cos(pitch * 0.5);
T sp = std::sin(pitch * 0.5);
T cy = std::cos(yaw * 0.5);
T sy = std::sin(yaw * 0.5);
constexpr static Vector<T, 4, Aligment> QuanternionFromEuler(T rollHalf, T pitchHalf, T yawHalf) {
T cr = std::cos(rollHalf);
T sr = std::sin(rollHalf);
T cp = std::cos(pitchHalf);
T sp = std::sin(pitchHalf);
T cy = std::cos(yawHalf);
T sy = std::sin(yawHalf);
return Vector<T, 4, Aligment>(
sr * cp * cy - cr * sp * sy,

33
interfaces/Crafter.Math-VectorF16.cppm
View file

@ -92,6 +92,7 @@ namespace Crafter {
template <std::uint32_t BLen, std::uint32_t BPacking>
constexpr operator VectorF16<BLen, BPacking>() const {
if(constexpr Len == Blen) {
if constexpr(std::is_same_v<VectorType, __m256h> && std::is_same_v<typename VectorF16<BLen, BPacking>::VectorType, __m128h>) {
return VectorF16<BLen, BPacking>(_mm256_castph256_ph128(v));
} else if constexpr(std::is_same_v<VectorType, __m512h> && std::is_same_v<typename VectorF16<BLen, BPacking>::VectorType, __m128h>) {
@ -107,6 +108,9 @@ namespace Crafter {
} else {
return VectorF16<BLen, BPacking>(v);
}
} else {
return ExtractLo<BLen>();
}
}
constexpr VectorF16<Len, Packing> operator+(VectorF16<Len, Packing> b) const {
@ -364,13 +368,14 @@ namespace Crafter {
template <std::array<bool, Len> values>
constexpr VectorF16<Len, Packing> Negate() {
std::array<std::uint16_t, Len> mask = GetNegateMask<values>();
std::array<std::uint16_t, Alignment> mask = GetNegateMask<values>();
std::println("{}", mask);
if constexpr(std::is_same_v<VectorType, __m128h>) {
return VectorF16<Len, Packing>(_mm_castsi128_ph(_mm_xor_si128(_mm_castph_si128(v), _mm_loadu_epi16(mask.data()))));
} else if constexpr(std::is_same_v<VectorType, __m256h>) {
return VectorF16<Len, Packing>(_mm256_castsi2568_ph(_mm256_xor_si256(_mm256_castph_si256(v), _mm_loadu_epi16(mask.data()))));
return VectorF16<Len, Packing>(_mm256_castsi256_ph(_mm256_xor_si256(_mm256_castph_si256(v), _mm256_loadu_epi16(mask.data()))));
} else {
return VectorF16<Len, Packing>(_mm512_castsi512_ph(_mm512_xor_si256(_mm512_castph_si512(v), _mm_loadu_epi16(mask.data()))));
return VectorF16<Len, Packing>(_mm512_castsi512_ph(_mm512_xor_si512(_mm512_castph_si512(v), _mm512_loadu_epi16(mask.data()))));
}
}
@ -1170,14 +1175,14 @@ namespace Crafter {
static_assert(false, "No __AVX512BW__ and __AVX512VL__ support");
#endif
#endif
return _mm256_castsi256_ph(_mm256_mask_blend_epi16(_mm256_castph_si256(a.v), _mm256_castph_si256(b.v), GetBlendMaskEpi16<ShuffleValues>()));
return _mm256_castsi256_ph(_mm256_mask_blend_epi16(GetBlendMaskEpi16<ShuffleValues>(), _mm256_castph_si256(a.v), _mm256_castph_si256(b.v)));
} else {
return _mm512_castsi512_ph(_mm512_blend_epi16(GetBlendMaskEpi16<ShuffleValues>(), _mm512_castph_si512(a.v), _mm512_castph_si512(b.v)));
return _mm512_castsi512_ph(_mm512_mask_blend_epi16(GetBlendMaskEpi16<ShuffleValues>(), _mm512_castph_si512(a.v), _mm512_castph_si512(b.v)));
}
}
constexpr static VectorF16<Len, Packing> Rotate(VectorF16<3, Packing> v, VectorF16<4, Packing> q) requires(Len == 3) {
VectorF16<3, Packing> qv(q.v);
VectorF16<3, Packing> qv(q);
VectorF16<Len, Packing> t = Cross(qv, v) * _Float16(2);
return v + t * q.template Shuffle<{{3,3,3,3}}>() + Cross(qv, t);
}
@ -1226,21 +1231,23 @@ namespace Crafter {
}
private:
template <std::array<bool, Len> values>
static consteval std::array<std::uint16_t, Len> GetNegateMask() {
std::array<std::uint16_t, Len> mask;
static consteval std::array<std::uint16_t, Alignment> GetNegateMask() {
std::array<std::uint16_t, Alignment> mask{0};
for(std::uint8_t i2 = 0; i2 < Packing; i2++) {
for(std::uint8_t i = 0; i < Len; i++) {
if(values[i]) {
mask[i] = 0b1000000000000000;
mask[i2*Len+i] = 0b1000000000000000;
} else {
mask[i] = 0;
mask[i2*Len+i] = 0;
}
}
}
return mask;
}
static consteval std::array<std::uint16_t, Len> GetNegateMaskAll() {
std::array<std::uint16_t, Len> mask;
for(std::uint8_t i = 0; i < Len; i++) {
static consteval std::array<std::uint16_t, Alignment> GetNegateMaskAll() {
std::array<std::uint16_t, Alignment> mask{0};
for(std::uint8_t i = 0; i < Packing*Len; i++) {
mask[i] = 0b1000000000000000;
}
return mask;

2
project.json
View file

@ -35,7 +35,7 @@
"tests":[
{
"name": "F16-x86-64-sapphirerapids",
"implementations": ["tests/VectorF16"],
"implementations": ["tests/Vector"],
"march": "sapphirerapids",
"extends": ["lib-shared"]
}

412
tests/Vector.cpp Normal file
View file

@ -0,0 +1,412 @@
/*
Crafter® Build
Copyright (C) 2026 Catcrafts®
Catcrafts.net
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License version 3.0 as published by the Free Software Foundation;
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <cmath>
import Crafter.Math;
import std;
using namespace Crafter;
// Helper function to compare floating point values with tolerance
template <typename T>
constexpr bool FloatEquals(T a, T b, T epsilon = 0.001f) {
return std::abs(static_cast<float>(a) - static_cast<float>(b)) < static_cast<float>(epsilon);
}
template <std::uint8_t Len>
consteval std::array<bool, Len> AlternateTrueFalse() {
std::array<bool, Len> result = {};
for (std::uint8_t i = 0; i < Len; ++i) {
result[i] = (i % 2 == 0); // Set true for even indices, false for odd indices
}
return result;
}
template <typename T, template<std::uint32_t, std::uint32_t> class VectorType, std::uint32_t MaxSize, std::uint32_t Len = 1, std::uint32_t Packing = 1>
std::string* TestAllCombinations() {
if constexpr (Len > MaxSize) {
return nullptr;
} else if constexpr (Len * Packing > MaxSize) {
return TestAllCombinations<T, VectorType, MaxSize, Len + 1, 1>();
} else {
T floats[VectorType<Len, Packing>::Alignment];
T floats1[VectorType<Len, Packing>::Alignment];
T floats2[VectorType<Len, Packing>::Alignment];
for (std::uint32_t i = 0; i < VectorType<Len, Packing>::Alignment; i++) {
floats[i] = static_cast<T>(i+1);
}
for (std::uint32_t i = 0; i < Packing*Len; i++) {
floats1[i] = static_cast<T>(i+1);
}
for (std::uint32_t i = 0; i < Packing*Len; i++) {
floats2[i] = static_cast<T>(i+1+Len);
}
for (std::uint32_t i = Len*Packing; i < VectorType<Len, Packing>::Alignment; i++) {
floats1[i] = 0;
floats2[i] = 0;
}
std::string* result = nullptr;
constexpr auto total = Len * Packing;
if constexpr(total > 0 && (total & (total - 1)) == 0) {
{
VectorType<Len, Packing> vec(floats);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i])) {
return new std::string(std::format("Load/Store mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i]), (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec(floats);
vec = vec + vec;
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] + floats[i])) {
return new std::string(std::format("Add mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] + floats[i]), (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec(floats);
vec = vec - vec;
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], T(0))) {
return new std::string(std::format("Subtract mismatch at Len={} Packing={}, Expected: 0, Got: {}", Len, Packing, (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec(floats);
vec = vec * vec;
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] * floats[i])) {
return new std::string(std::format("Multiply mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] * floats[i]), (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec(floats);
vec = vec / vec;
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], T(1))) {
return new std::string(std::format("Divide mismatch at Len={} Packing={}, Expected: 1, Got: {}", Len, Packing, (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec(floats);
vec = vec + T(2);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] + T(2))) {
return new std::string(std::format("Scalar add mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] + T(2)), (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec(floats);
vec = vec - T(2);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] - T(2))) {
return new std::string(std::format("Scalar add mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] + T(2)), (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec(floats);
vec = vec * T(2);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] * T(2))) {
return new std::string(std::format("Scalar multiply mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] * T(2)), (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec(floats);
vec = vec / T(2);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] / T(2))) {
return new std::string(std::format("Scalar multiply mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] * T(2)), (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vec1(floats);
VectorType<Len, Packing> vec2(floats);
if (!(vec1 == vec2)) {
return new std::string(std::format("Equality 1 test failed at Len={} Packing={}", Len, Packing));
}
}
{
VectorType<Len, Packing> vec1(floats);
VectorType<Len, Packing> vec2(floats);
vec2 *= 2;
if (vec1 == vec2) {
return new std::string(std::format("Equality 2 test failed at Len={} Packing={}", Len, Packing));
}
}
{
VectorType<Len, Packing> vec1(floats);
VectorType<Len, Packing> vec2(floats);
if ((vec1 != vec2)) {
return new std::string(std::format("Inequality 1 test failed at Len={} Packing={}", Len, Packing));
}
}
{
VectorType<Len, Packing> vec1(floats);
VectorType<Len, Packing> vec2(floats);
vec2 *= 2;
if (!(vec1 != vec2)) {
return new std::string(std::format("Inequality 2 test failed at Len={} Packing={}", Len, Packing));
}
}
{
VectorType<Len, Packing> vec(floats);
vec = -vec;
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> result = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(result.v[i], -floats[i])) {
return new std::string(std::format("Negate mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(-floats[i]), (float)result.v[i]));
}
}
}
{
VectorType<Len, Packing> vecA(floats1);
VectorType<Len, Packing> vecB(floats2);
VectorType<Len, Packing> result = VectorType<Len, Packing>::template Blend<AlternateTrueFalse<Len>()>(vecA, vecB);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = result.Store();
for (std::uint32_t i = 0; i < Len; i++) {
bool useB = (i % 2 == 0);
T expected = useB ? floats2[i]: floats1[i];
if (!FloatEquals(stored.v[i], expected)) {
return new std::string(std::format("Blend mismatch at Len={} Packing={}, Index={}, Expected: {}, Got: {}", Len, Packing, i, (float)expected, (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vecA(floats);
VectorType<Len, Packing> vecB(floats);
VectorType<Len, Packing> vecAdd(floats);
VectorType<Len, Packing> result = VectorType<Len, Packing>::MulitplyAdd(vecA, vecB, vecAdd);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = result.Store();
for (std::uint32_t i = 0; i < Len; i++) {
T expected = floats[i] * floats[i] + floats[i];
if (!FloatEquals(stored.v[i], expected)) {
return new std::string(std::format("MulitplyAdd mismatch at Len={} Packing={}, Index={}, Expected: {}, Got: {}", Len, Packing, i, (float)expected, (float)stored.v[i]));
}
}
}
{
VectorType<Len, Packing> vecA(floats);
VectorType<Len, Packing> vecB(floats);
VectorType<Len, Packing> vecSub(floats);
VectorType<Len, Packing> result = VectorType<Len, Packing>::MulitplySub(vecA, vecB, vecSub);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = result.Store();
for (std::uint32_t i = 0; i < Len; i++) {
T expected = floats[i] * floats[i] - floats[i];
if (!FloatEquals(stored.v[i], expected)) {
return new std::string(std::format("MulitplySub mismatch at Len={} Packing={}, Index={}, Expected: {}, Got: {}", Len, Packing, i, (float)expected, (float)stored.v[i]));
}
}
}
}
if constexpr(Packing == 1) {
T expectedLengthSq = T(0);
for (std::uint32_t i = 0; i < VectorType<Len, Packing>::Alignment; i++) {
expectedLengthSq += floats[i] * floats[i];
}
{
VectorType<Len, Packing> vec(floats);
T dot = VectorType<Len, Packing>::Dot(vec, vec);
if (!FloatEquals(dot, expectedLengthSq)) {
return new std::string(std::format("Dot product mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)expectedLengthSq, (float)dot));
}
}
{
VectorType<Len, Packing> vec(floats);
T lengthSq = vec.LengthSq();
if (!FloatEquals(lengthSq, expectedLengthSq)) {
return new std::string(std::format("LengthSq mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)expectedLengthSq, (float)lengthSq));
}
}
{
VectorType<Len, Packing> vec(floats);
T length = vec.Length();
if (!FloatEquals(length, static_cast<T>(std::sqrtf(static_cast<float>(expectedLengthSq))))) {
return new std::string(std::format("Length mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (std::sqrtf(static_cast<float>(expectedLengthSq))), (float)length));
}
}
{
VectorType<Len, Packing> vec(floats);
vec.Normalize();
T length = vec.Length();
if (!FloatEquals(length, static_cast<T>(1))) {
return new std::string(std::format("Normalize mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, 1, (float)length));
}
}
}
if constexpr(Len == 3) {
{
VectorType<Len, Packing> vec1(floats1);
VectorType<Len, Packing> vec2(floats2);
VectorType<Len, Packing> result = VectorType<Len, Packing>::Cross(vec1, vec2);
Vector<T, Len*Packing, VectorType<Len, Packing>::Alignment> stored = result.Store();
if (!FloatEquals(stored.v[0], T(-3)) || !FloatEquals(stored.v[1], T(6)) || !FloatEquals(stored.v[2], T(-3))) {
return new std::string(std::format("Cross mismatch at Len={} Packing={}, Expected: -3,6,-3, Got: {},{},{}", Len, Packing, (float)stored.v[0], (float)stored.v[1], (float)stored.v[2]));
}
}
if constexpr(4 * Packing < VectorType<1, 1>::MaxSize) {
T qData[4];
qData[0] = T(1);
qData[1] = T(0);
qData[2] = T(0);
qData[3] = T(0);
VectorType<3, Packing> vecV(floats);
VectorType<4, Packing> vecQ(qData);
VectorType<3, Packing> result = VectorType<3, Packing>::Rotate(vecV, vecQ);
Vector<T, 3*Packing, VectorType<3, Packing>::Alignment> stored = result.Store();
for (std::uint32_t i = 0; i < 3; i++) {
if (!FloatEquals(stored.v[i], floats[i])) {
return new std::string(std::format("Rotate mismatch at Len={} Packing={}, Index={}, Expected: {}, Got: {}", Len, Packing, i, (float)floats[i], (float)stored.v[i]));
}
}
}
}
// // Test QuanternionFromEuler() static method (Len == 4 only)
// if constexpr(Len == 4) {
// T eulerData[3] = {T(0), T(0), T(0)}; // Zero rotation
// VectorType<3, 1> eulerVec(eulerData);
// VectorType<4, 1> result = VectorType<4, 1>::QuanternionFromEuler(eulerVec);
// Vector<T, 4, 8> stored = result.Store();
// // Identity quaternion should be (1, 0, 0, 0)
// if (!FloatEquals(stored.v[0], T(1)) || !FloatEquals(stored.v[1], T(0)) ||
// !FloatEquals(stored.v[2], T(0)) || !FloatEquals(stored.v[3], T(0))) {
// return new std::string(std::format("QuanternionFromEuler mismatch at Len={} Packing={}, Expected: 1,0,0,0, Got: {},{},{},{}", Len, Packing, (float)stored.v[0], (float)stored.v[1], (float)stored.v[2], (float)stored.v[3]));
// }
// }
// // Test batch Normalize() for 2 vectors (Len == 2)
// if constexpr(Len == 2) {
// T aData[2] = {T(3), T(4)};
// T eData[2] = {T(6), T(8)};
// VectorType<2, 1> vecA(aData);
// VectorType<2, 1> vecE(eData);
// auto result = VectorType<2, 1>::Normalize(vecA, vecE);
// Vector<T, 2, 8> storedA = std::get<0>(result).Store();
// Vector<T, 2, 8> storedE = std::get<1>(result).Store();
// // Normalize (3,4) -> (0.6, 0.8)
// for (std::uint32_t i = 0; i < 2; i++) {
// if (!FloatEquals(storedA.v[i], static_cast<T>(0.6f + i * 0.2f))) {
// return new std::string(std::format("Normalize 2 vec test failed (A) at index {}, Expected: {}, Got: {}", i, (float)(0.6f + i * 0.2f), (float)storedA.v[i]));
// }
// }
// // Normalize (6,8) -> (0.6, 0.8)
// for (std::uint32_t i = 0; i < 2; i++) {
// if (!FloatEquals(storedE.v[i], static_cast<T>(0.6f + i * 0.2f))) {
// return new std::string(std::format("Normalize 2 vec test failed (E) at index {}, Expected: {}, Got: {}", i, (float)(0.6f + i * 0.2f), (float)storedE.v[i]));
// }
// }
// }
// // Test batch LengthSq() for 2 vectors (Len == 2)
// if constexpr(Len == 2) {
// T aData[2] = {T(3), T(4)};
// T eData[2] = {T(5), T(12)};
// VectorType<2, 1> vecA(aData);
// VectorType<2, 1> vecE(eData);
// VectorType<2, 1> result = VectorType<2, 1>::LengthSq(vecA, vecE);
// Vector<T, 2, 8> stored = result.Store();
// // LengthSq of (3,4) = 9+16 = 25
// // LengthSq of (5,12) = 25+144 = 169
// if (!FloatEquals(stored.v[0], T(25)) || !FloatEquals(stored.v[1], T(169))) {
// return new std::string(std::format("LengthSq 2 vec test failed at Len={} Packing={}, Expected: 25,169, Got: {},{}", Len, Packing, (float)stored.v[0], (float)stored.v[1]));
// }
// }
// // Test batch Dot() for 2 vectors (Len == 2)
// if constexpr(Len == 2) {
// T a0Data[2] = {T(1), T(2)};
// T a1Data[2] = {T(3), T(4)};
// T e0Data[2] = {T(5), T(6)};
// T e1Data[2] = {T(7), T(8)};
// VectorType<2, 1> vecA0(a0Data);
// VectorType<2, 1> vecA1(a1Data);
// VectorType<2, 1> vecE0(e0Data);
// VectorType<2, 1> vecE1(e1Data);
// VectorType<2, 1> result = VectorType<2, 1>::Dot(vecA0, vecA1, vecE0, vecE1);
// Vector<T, 2, 8> stored = result.Store();
// // Dot (1,2) with (3,4) = 3+8=11
// // Dot (5,6) with (7,8) = 35+48=83
// if (!FloatEquals(stored.v[0], T(11)) || !FloatEquals(stored.v[1], T(83))) {
// return new std::string(std::format("Dot 2 vec test failed at Len={} Packing={}, Expected: 11,83, Got: {},{}", Len, Packing, (float)stored.v[0], (float)stored.v[1]));
// }
// }
return TestAllCombinations<T, VectorType, MaxSize, Len, Packing + 1>();
}
}
extern "C" {
std::string* RunTest() {
std::string* err = TestAllCombinations<_Float16, VectorF16, VectorF16<1, 1>::MaxSize>();
if (err) {
return err;
}
return nullptr;
}
}

246
tests/VectorF16.cpp
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@ -1,246 +0,0 @@
/*
Crafter® Build
Copyright (C) 2026 Catcrafts®
Catcrafts.net
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License version 3.0 as published by the Free Software Foundation;
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <cmath>
import Crafter.Math;
import std;
using namespace Crafter;
// Helper function to compare floating point values with tolerance
bool FloatEquals(_Float16 a, _Float16 b, _Float16 epsilon = 0.001f) {
return std::abs(static_cast<float>(a) - static_cast<float>(b)) < static_cast<float>(epsilon);
}
template <std::uint32_t MaxSize, std::uint32_t Len = 1, std::uint32_t Packing = 1>
std::string* TestAllCombinations() {
if constexpr (Len > MaxSize) {
return nullptr;
} else if constexpr (Len * Packing > MaxSize) {
return TestAllCombinations<MaxSize, Len + 1, 1>();
} else {
_Float16 floats[VectorF16<Len, Packing>::Alignment];
_Float16 floats1[VectorF16<Len, Packing>::Alignment];
_Float16 floats2[VectorF16<Len, Packing>::Alignment];
for (std::uint32_t i = 0; i < VectorF16<Len, Packing>::Alignment; i++) {
floats[i] = static_cast<_Float16>(i+1);
}
for (std::uint32_t i = 0; i < Packing*Len; i++) {
floats1[i] = static_cast<_Float16>(i+1);
}
for (std::uint32_t i = 0; i < Packing*Len; i++) {
floats2[i] = static_cast<_Float16>(i+1+Len);
}
for (std::uint32_t i = Len*Packing; i < VectorF16<Len, Packing>::Alignment; i++) {
floats1[i] = 0;
floats2[i] = 0;
}
std::string* result = nullptr;
constexpr auto total = Len * Packing;
if constexpr(total > 0 && (total & (total - 1)) == 0) {
{
VectorF16<Len, Packing> vec(floats);
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i])) {
return new std::string(std::format("Load/Store mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i]), (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec(floats);
vec = vec + vec;
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] + floats[i])) {
return new std::string(std::format("Add mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] + floats[i]), (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec(floats);
vec = vec - vec;
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], _Float16(0))) {
return new std::string(std::format("Subtract mismatch at Len={} Packing={}, Expected: 0, Got: {}", Len, Packing, (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec(floats);
vec = vec * vec;
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] * floats[i])) {
return new std::string(std::format("Multiply mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] * floats[i]), (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec(floats);
vec = vec / vec;
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], _Float16(1))) {
return new std::string(std::format("Divide mismatch at Len={} Packing={}, Expected: 1, Got: {}", Len, Packing, (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec(floats);
vec = vec + _Float16(2);
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] + _Float16(2))) {
return new std::string(std::format("Scalar add mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] + _Float16(2)), (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec(floats);
vec = vec - _Float16(2);
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] - _Float16(2))) {
return new std::string(std::format("Scalar add mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] + _Float16(2)), (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec(floats);
vec = vec * _Float16(2);
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] * _Float16(2))) {
return new std::string(std::format("Scalar multiply mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] * _Float16(2)), (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec(floats);
vec = vec / _Float16(2);
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = vec.Store();
for (std::uint32_t i = 0; i < Len * Packing; i++) {
if (!FloatEquals(stored.v[i], floats[i] / _Float16(2))) {
return new std::string(std::format("Scalar multiply mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)(floats[i] * _Float16(2)), (float)stored.v[i]));
}
}
}
{
VectorF16<Len, Packing> vec1(floats);
VectorF16<Len, Packing> vec2(floats);
if (!(vec1 == vec2)) {
return new std::string(std::format("Equality 1 test failed at Len={} Packing={}", Len, Packing));
}
}
{
VectorF16<Len, Packing> vec1(floats);
VectorF16<Len, Packing> vec2(floats);
vec2 *= 2;
if (vec1 == vec2) {
return new std::string(std::format("Equality 2 test failed at Len={} Packing={}", Len, Packing));
}
}
{
VectorF16<Len, Packing> vec1(floats);
VectorF16<Len, Packing> vec2(floats);
if ((vec1 != vec2)) {
return new std::string(std::format("Inequality 1 test failed at Len={} Packing={}", Len, Packing));
}
}
{
VectorF16<Len, Packing> vec1(floats);
VectorF16<Len, Packing> vec2(floats);
vec2 *= 2;
if (!(vec1 != vec2)) {
return new std::string(std::format("Inequality 2 test failed at Len={} Packing={}", Len, Packing));
}
}
}
if constexpr(Packing == 1) {
_Float16 expectedLengthSq = _Float16(0);
for (std::uint32_t i = 0; i < VectorF16<Len, Packing>::Alignment; i++) {
expectedLengthSq += floats[i] * floats[i];
}
{
VectorF16<Len, Packing> vec(floats);
_Float16 dot = VectorF16<Len, Packing>::Dot(vec, vec);
if (!FloatEquals(dot, expectedLengthSq)) {
return new std::string(std::format("Dot product mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)expectedLengthSq, (float)dot));
}
}
{
VectorF16<Len, Packing> vec(floats);
_Float16 lengthSq = vec.LengthSq();
if (!FloatEquals(lengthSq, expectedLengthSq)) {
return new std::string(std::format("LengthSq mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (float)expectedLengthSq, (float)lengthSq));
}
}
{
VectorF16<Len, Packing> vec(floats);
_Float16 length = vec.Length();
if (!FloatEquals(length, std::sqrtf(static_cast<float>(expectedLengthSq)))) {
return new std::string(std::format("Length mismatch at Len={} Packing={}, Expected: {}, Got: {}", Len, Packing, (std::sqrtf(static_cast<float>(expectedLengthSq))), (float)length));
}
}
}
if constexpr(Len == 3) {
{
VectorF16<Len, Packing> vec1(floats1);
VectorF16<Len, Packing> vec2(floats2);
VectorF16<Len, Packing> result = VectorF16<Len, Packing>::Cross(vec1, vec2);
Vector<_Float16, Len*Packing, VectorF16<Len, Packing>::Alignment> stored = result.Store();
if (!FloatEquals(stored.v[0], -3) || !FloatEquals(stored.v[1], 6) || !FloatEquals(stored.v[2], -3)) {
return new std::string(std::format("Cross mismatch at Len={} Packing={}, Expected: -3,6,-3, Got: {},{},{}", Len, Packing, (float)stored.v[0], (float)stored.v[1], (float)stored.v[2]));
}
}
}
return TestAllCombinations<MaxSize, Len, Packing + 1>();
}
}
extern "C" {
std::string* RunTest() {
std::string* err = TestAllCombinations<VectorF16<1, 1>::MaxSize>();
if (err) {
return err;
}
return nullptr;
}
}