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// Copyright 2021 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/tint/builtin_table.h"
#include "gmock/gmock.h"
#include "src/tint/program_builder.h"
#include "src/tint/sem/atomic_type.h"
#include "src/tint/sem/depth_multisampled_texture_type.h"
#include "src/tint/sem/depth_texture_type.h"
#include "src/tint/sem/external_texture_type.h"
#include "src/tint/sem/multisampled_texture_type.h"
#include "src/tint/sem/reference_type.h"
#include "src/tint/sem/sampled_texture_type.h"
#include "src/tint/sem/storage_texture_type.h"
namespace tint {
namespace {
using ::testing::HasSubstr;
using BuiltinType = sem::BuiltinType;
using Parameter = sem::Parameter;
using ParameterUsage = sem::ParameterUsage;
class BuiltinTableTest : public testing::Test, public ProgramBuilder {
public:
std::unique_ptr<BuiltinTable> table = BuiltinTable::Create(*this);
};
TEST_F(BuiltinTableTest, MatchF32) {
auto* f32 = create<sem::F32>();
auto* result = table->Lookup(BuiltinType::kCos, {f32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kCos);
EXPECT_EQ(result->ReturnType(), f32);
ASSERT_EQ(result->Parameters().size(), 1u);
EXPECT_EQ(result->Parameters()[0]->Type(), f32);
}
TEST_F(BuiltinTableTest, MismatchF32) {
auto* i32 = create<sem::I32>();
auto* result = table->Lookup(BuiltinType::kCos, {i32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchU32) {
auto* f32 = create<sem::F32>();
auto* u32 = create<sem::U32>();
auto* vec2_f32 = create<sem::Vector>(f32, 2u);
auto* result = table->Lookup(BuiltinType::kUnpack2x16float, {u32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kUnpack2x16float);
EXPECT_EQ(result->ReturnType(), vec2_f32);
ASSERT_EQ(result->Parameters().size(), 1u);
EXPECT_EQ(result->Parameters()[0]->Type(), u32);
}
TEST_F(BuiltinTableTest, MismatchU32) {
auto* f32 = create<sem::F32>();
auto* result = table->Lookup(BuiltinType::kUnpack2x16float, {f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchI32) {
auto* f32 = create<sem::F32>();
auto* i32 = create<sem::I32>();
auto* vec4_f32 = create<sem::Vector>(f32, 4u);
auto* tex = create<sem::SampledTexture>(ast::TextureDimension::k1d, f32);
auto* result =
table->Lookup(BuiltinType::kTextureLoad, {tex, i32, i32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kTextureLoad);
EXPECT_EQ(result->ReturnType(), vec4_f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), tex);
EXPECT_EQ(result->Parameters()[0]->Usage(), ParameterUsage::kTexture);
EXPECT_EQ(result->Parameters()[1]->Type(), i32);
EXPECT_EQ(result->Parameters()[1]->Usage(), ParameterUsage::kCoords);
EXPECT_EQ(result->Parameters()[2]->Type(), i32);
EXPECT_EQ(result->Parameters()[2]->Usage(), ParameterUsage::kLevel);
}
TEST_F(BuiltinTableTest, MismatchI32) {
auto* f32 = create<sem::F32>();
auto* tex = create<sem::SampledTexture>(ast::TextureDimension::k1d, f32);
auto* result = table->Lookup(BuiltinType::kTextureLoad, {tex, f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchIU32AsI32) {
auto* i32 = create<sem::I32>();
auto* result = table->Lookup(BuiltinType::kCountOneBits, {i32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kCountOneBits);
EXPECT_EQ(result->ReturnType(), i32);
ASSERT_EQ(result->Parameters().size(), 1u);
EXPECT_EQ(result->Parameters()[0]->Type(), i32);
}
TEST_F(BuiltinTableTest, MatchIU32AsU32) {
auto* u32 = create<sem::U32>();
auto* result = table->Lookup(BuiltinType::kCountOneBits, {u32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kCountOneBits);
EXPECT_EQ(result->ReturnType(), u32);
ASSERT_EQ(result->Parameters().size(), 1u);
EXPECT_EQ(result->Parameters()[0]->Type(), u32);
}
TEST_F(BuiltinTableTest, MismatchIU32) {
auto* f32 = create<sem::F32>();
auto* result = table->Lookup(BuiltinType::kCountOneBits, {f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchFIU32AsI32) {
auto* i32 = create<sem::I32>();
auto* result = table->Lookup(BuiltinType::kClamp, {i32, i32, i32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kClamp);
EXPECT_EQ(result->ReturnType(), i32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), i32);
EXPECT_EQ(result->Parameters()[1]->Type(), i32);
EXPECT_EQ(result->Parameters()[2]->Type(), i32);
}
TEST_F(BuiltinTableTest, MatchFIU32AsU32) {
auto* u32 = create<sem::U32>();
auto* result = table->Lookup(BuiltinType::kClamp, {u32, u32, u32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kClamp);
EXPECT_EQ(result->ReturnType(), u32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), u32);
EXPECT_EQ(result->Parameters()[1]->Type(), u32);
EXPECT_EQ(result->Parameters()[2]->Type(), u32);
}
TEST_F(BuiltinTableTest, MatchFIU32AsF32) {
auto* f32 = create<sem::F32>();
auto* result = table->Lookup(BuiltinType::kClamp, {f32, f32, f32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kClamp);
EXPECT_EQ(result->ReturnType(), f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), f32);
EXPECT_EQ(result->Parameters()[1]->Type(), f32);
EXPECT_EQ(result->Parameters()[2]->Type(), f32);
}
TEST_F(BuiltinTableTest, MismatchFIU32) {
auto* bool_ = create<sem::Bool>();
auto* result =
table->Lookup(BuiltinType::kClamp, {bool_, bool_, bool_}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchBool) {
auto* f32 = create<sem::F32>();
auto* bool_ = create<sem::Bool>();
auto* result =
table->Lookup(BuiltinType::kSelect, {f32, f32, bool_}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kSelect);
EXPECT_EQ(result->ReturnType(), f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), f32);
EXPECT_EQ(result->Parameters()[1]->Type(), f32);
EXPECT_EQ(result->Parameters()[2]->Type(), bool_);
}
TEST_F(BuiltinTableTest, MismatchBool) {
auto* f32 = create<sem::F32>();
auto* result = table->Lookup(BuiltinType::kSelect, {f32, f32, f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchPointer) {
auto* i32 = create<sem::I32>();
auto* atomicI32 = create<sem::Atomic>(i32);
auto* ptr = create<sem::Pointer>(atomicI32, ast::StorageClass::kWorkgroup,
ast::Access::kReadWrite);
auto* result = table->Lookup(BuiltinType::kAtomicLoad, {ptr}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kAtomicLoad);
EXPECT_EQ(result->ReturnType(), i32);
ASSERT_EQ(result->Parameters().size(), 1u);
EXPECT_EQ(result->Parameters()[0]->Type(), ptr);
}
TEST_F(BuiltinTableTest, MismatchPointer) {
auto* i32 = create<sem::I32>();
auto* atomicI32 = create<sem::Atomic>(i32);
auto* result = table->Lookup(BuiltinType::kAtomicLoad, {atomicI32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchArray) {
auto* arr = create<sem::Array>(create<sem::U32>(), 0u, 4u, 4u, 4u, 4u);
auto* arr_ptr = create<sem::Pointer>(arr, ast::StorageClass::kStorage,
ast::Access::kReadWrite);
auto* result = table->Lookup(BuiltinType::kArrayLength, {arr_ptr}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kArrayLength);
EXPECT_TRUE(result->ReturnType()->Is<sem::U32>());
ASSERT_EQ(result->Parameters().size(), 1u);
auto* param_type = result->Parameters()[0]->Type();
ASSERT_TRUE(param_type->Is<sem::Pointer>());
EXPECT_TRUE(param_type->As<sem::Pointer>()->StoreType()->Is<sem::Array>());
}
TEST_F(BuiltinTableTest, MismatchArray) {
auto* f32 = create<sem::F32>();
auto* result = table->Lookup(BuiltinType::kArrayLength, {f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchSampler) {
auto* f32 = create<sem::F32>();
auto* vec2_f32 = create<sem::Vector>(f32, 2u);
auto* vec4_f32 = create<sem::Vector>(f32, 4u);
auto* tex = create<sem::SampledTexture>(ast::TextureDimension::k2d, f32);
auto* sampler = create<sem::Sampler>(ast::SamplerKind::kSampler);
auto* result = table->Lookup(BuiltinType::kTextureSample,
{tex, sampler, vec2_f32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kTextureSample);
EXPECT_EQ(result->ReturnType(), vec4_f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), tex);
EXPECT_EQ(result->Parameters()[0]->Usage(), ParameterUsage::kTexture);
EXPECT_EQ(result->Parameters()[1]->Type(), sampler);
EXPECT_EQ(result->Parameters()[1]->Usage(), ParameterUsage::kSampler);
EXPECT_EQ(result->Parameters()[2]->Type(), vec2_f32);
EXPECT_EQ(result->Parameters()[2]->Usage(), ParameterUsage::kCoords);
}
TEST_F(BuiltinTableTest, MismatchSampler) {
auto* f32 = create<sem::F32>();
auto* vec2_f32 = create<sem::Vector>(f32, 2u);
auto* tex = create<sem::SampledTexture>(ast::TextureDimension::k2d, f32);
auto* result = table->Lookup(BuiltinType::kTextureSample,
{tex, f32, vec2_f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchSampledTexture) {
auto* i32 = create<sem::I32>();
auto* f32 = create<sem::F32>();
auto* vec2_i32 = create<sem::Vector>(i32, 2u);
auto* vec4_f32 = create<sem::Vector>(f32, 4u);
auto* tex = create<sem::SampledTexture>(ast::TextureDimension::k2d, f32);
auto* result =
table->Lookup(BuiltinType::kTextureLoad, {tex, vec2_i32, i32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kTextureLoad);
EXPECT_EQ(result->ReturnType(), vec4_f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), tex);
EXPECT_EQ(result->Parameters()[0]->Usage(), ParameterUsage::kTexture);
EXPECT_EQ(result->Parameters()[1]->Type(), vec2_i32);
EXPECT_EQ(result->Parameters()[1]->Usage(), ParameterUsage::kCoords);
EXPECT_EQ(result->Parameters()[2]->Type(), i32);
EXPECT_EQ(result->Parameters()[2]->Usage(), ParameterUsage::kLevel);
}
TEST_F(BuiltinTableTest, MatchMultisampledTexture) {
auto* i32 = create<sem::I32>();
auto* f32 = create<sem::F32>();
auto* vec2_i32 = create<sem::Vector>(i32, 2u);
auto* vec4_f32 = create<sem::Vector>(f32, 4u);
auto* tex = create<sem::MultisampledTexture>(ast::TextureDimension::k2d, f32);
auto* result =
table->Lookup(BuiltinType::kTextureLoad, {tex, vec2_i32, i32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kTextureLoad);
EXPECT_EQ(result->ReturnType(), vec4_f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), tex);
EXPECT_EQ(result->Parameters()[0]->Usage(), ParameterUsage::kTexture);
EXPECT_EQ(result->Parameters()[1]->Type(), vec2_i32);
EXPECT_EQ(result->Parameters()[1]->Usage(), ParameterUsage::kCoords);
EXPECT_EQ(result->Parameters()[2]->Type(), i32);
EXPECT_EQ(result->Parameters()[2]->Usage(), ParameterUsage::kSampleIndex);
}
TEST_F(BuiltinTableTest, MatchDepthTexture) {
auto* f32 = create<sem::F32>();
auto* i32 = create<sem::I32>();
auto* vec2_i32 = create<sem::Vector>(i32, 2u);
auto* tex = create<sem::DepthTexture>(ast::TextureDimension::k2d);
auto* result =
table->Lookup(BuiltinType::kTextureLoad, {tex, vec2_i32, i32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kTextureLoad);
EXPECT_EQ(result->ReturnType(), f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), tex);
EXPECT_EQ(result->Parameters()[0]->Usage(), ParameterUsage::kTexture);
EXPECT_EQ(result->Parameters()[1]->Type(), vec2_i32);
EXPECT_EQ(result->Parameters()[1]->Usage(), ParameterUsage::kCoords);
EXPECT_EQ(result->Parameters()[2]->Type(), i32);
EXPECT_EQ(result->Parameters()[2]->Usage(), ParameterUsage::kLevel);
}
TEST_F(BuiltinTableTest, MatchDepthMultisampledTexture) {
auto* f32 = create<sem::F32>();
auto* i32 = create<sem::I32>();
auto* vec2_i32 = create<sem::Vector>(i32, 2u);
auto* tex = create<sem::DepthMultisampledTexture>(ast::TextureDimension::k2d);
auto* result =
table->Lookup(BuiltinType::kTextureLoad, {tex, vec2_i32, i32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kTextureLoad);
EXPECT_EQ(result->ReturnType(), f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), tex);
EXPECT_EQ(result->Parameters()[0]->Usage(), ParameterUsage::kTexture);
EXPECT_EQ(result->Parameters()[1]->Type(), vec2_i32);
EXPECT_EQ(result->Parameters()[1]->Usage(), ParameterUsage::kCoords);
EXPECT_EQ(result->Parameters()[2]->Type(), i32);
EXPECT_EQ(result->Parameters()[2]->Usage(), ParameterUsage::kSampleIndex);
}
TEST_F(BuiltinTableTest, MatchExternalTexture) {
auto* f32 = create<sem::F32>();
auto* i32 = create<sem::I32>();
auto* vec2_i32 = create<sem::Vector>(i32, 2u);
auto* vec4_f32 = create<sem::Vector>(f32, 4u);
auto* tex = create<sem::ExternalTexture>();
auto* result =
table->Lookup(BuiltinType::kTextureLoad, {tex, vec2_i32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kTextureLoad);
EXPECT_EQ(result->ReturnType(), vec4_f32);
ASSERT_EQ(result->Parameters().size(), 2u);
EXPECT_EQ(result->Parameters()[0]->Type(), tex);
EXPECT_EQ(result->Parameters()[0]->Usage(), ParameterUsage::kTexture);
EXPECT_EQ(result->Parameters()[1]->Type(), vec2_i32);
EXPECT_EQ(result->Parameters()[1]->Usage(), ParameterUsage::kCoords);
}
TEST_F(BuiltinTableTest, MatchWOStorageTexture) {
auto* f32 = create<sem::F32>();
auto* i32 = create<sem::I32>();
auto* vec2_i32 = create<sem::Vector>(i32, 2u);
auto* vec4_f32 = create<sem::Vector>(f32, 4u);
auto* subtype =
sem::StorageTexture::SubtypeFor(ast::TexelFormat::kR32Float, Types());
auto* tex = create<sem::StorageTexture>(ast::TextureDimension::k2d,
ast::TexelFormat::kR32Float,
ast::Access::kWrite, subtype);
auto* result = table->Lookup(BuiltinType::kTextureStore,
{tex, vec2_i32, vec4_f32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kTextureStore);
EXPECT_TRUE(result->ReturnType()->Is<sem::Void>());
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), tex);
EXPECT_EQ(result->Parameters()[0]->Usage(), ParameterUsage::kTexture);
EXPECT_EQ(result->Parameters()[1]->Type(), vec2_i32);
EXPECT_EQ(result->Parameters()[1]->Usage(), ParameterUsage::kCoords);
EXPECT_EQ(result->Parameters()[2]->Type(), vec4_f32);
EXPECT_EQ(result->Parameters()[2]->Usage(), ParameterUsage::kValue);
}
TEST_F(BuiltinTableTest, MismatchTexture) {
auto* f32 = create<sem::F32>();
auto* i32 = create<sem::I32>();
auto* vec2_i32 = create<sem::Vector>(i32, 2u);
auto* result =
table->Lookup(BuiltinType::kTextureLoad, {f32, vec2_i32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, ImplicitLoadOnReference) {
auto* f32 = create<sem::F32>();
auto* result =
table->Lookup(BuiltinType::kCos,
{create<sem::Reference>(f32, ast::StorageClass::kFunction,
ast::Access::kReadWrite)},
Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kCos);
EXPECT_EQ(result->ReturnType(), f32);
ASSERT_EQ(result->Parameters().size(), 1u);
EXPECT_EQ(result->Parameters()[0]->Type(), f32);
}
TEST_F(BuiltinTableTest, MatchOpenType) {
auto* f32 = create<sem::F32>();
auto* result = table->Lookup(BuiltinType::kClamp, {f32, f32, f32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kClamp);
EXPECT_EQ(result->ReturnType(), f32);
EXPECT_EQ(result->Parameters()[0]->Type(), f32);
EXPECT_EQ(result->Parameters()[1]->Type(), f32);
EXPECT_EQ(result->Parameters()[2]->Type(), f32);
}
TEST_F(BuiltinTableTest, MismatchOpenType) {
auto* f32 = create<sem::F32>();
auto* u32 = create<sem::U32>();
auto* result = table->Lookup(BuiltinType::kClamp, {f32, u32, f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchOpenSizeVector) {
auto* f32 = create<sem::F32>();
auto* vec2_f32 = create<sem::Vector>(f32, 2u);
auto* result = table->Lookup(BuiltinType::kClamp,
{vec2_f32, vec2_f32, vec2_f32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kClamp);
EXPECT_EQ(result->ReturnType(), vec2_f32);
ASSERT_EQ(result->Parameters().size(), 3u);
EXPECT_EQ(result->Parameters()[0]->Type(), vec2_f32);
EXPECT_EQ(result->Parameters()[1]->Type(), vec2_f32);
EXPECT_EQ(result->Parameters()[2]->Type(), vec2_f32);
}
TEST_F(BuiltinTableTest, MismatchOpenSizeVector) {
auto* f32 = create<sem::F32>();
auto* u32 = create<sem::U32>();
auto* vec2_f32 = create<sem::Vector>(f32, 2u);
auto* result =
table->Lookup(BuiltinType::kClamp, {vec2_f32, u32, vec2_f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, MatchOpenSizeMatrix) {
auto* f32 = create<sem::F32>();
auto* vec3_f32 = create<sem::Vector>(f32, 3u);
auto* mat3_f32 = create<sem::Matrix>(vec3_f32, 3u);
auto* result = table->Lookup(BuiltinType::kDeterminant, {mat3_f32}, Source{});
ASSERT_NE(result, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(result->Type(), BuiltinType::kDeterminant);
EXPECT_EQ(result->ReturnType(), f32);
ASSERT_EQ(result->Parameters().size(), 1u);
EXPECT_EQ(result->Parameters()[0]->Type(), mat3_f32);
}
TEST_F(BuiltinTableTest, MismatchOpenSizeMatrix) {
auto* f32 = create<sem::F32>();
auto* vec2_f32 = create<sem::Vector>(f32, 2u);
auto* mat3x2_f32 = create<sem::Matrix>(vec2_f32, 3u);
auto* result =
table->Lookup(BuiltinType::kDeterminant, {mat3x2_f32}, Source{});
ASSERT_EQ(result, nullptr);
ASSERT_THAT(Diagnostics().str(), HasSubstr("no matching call"));
}
TEST_F(BuiltinTableTest, OverloadOrderByNumberOfParameters) {
// None of the arguments match, so expect the overloads with 2 parameters to
// come first
auto* bool_ = create<sem::Bool>();
table->Lookup(BuiltinType::kTextureDimensions, {bool_, bool_}, Source{});
ASSERT_EQ(Diagnostics().str(),
R"(error: no matching call to textureDimensions(bool, bool)
27 candidate functions:
textureDimensions(texture: texture_1d<T>, level: i32) -> i32 where: T is f32, i32 or u32
textureDimensions(texture: texture_2d<T>, level: i32) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_2d_array<T>, level: i32) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_3d<T>, level: i32) -> vec3<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_cube<T>, level: i32) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_cube_array<T>, level: i32) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_depth_2d, level: i32) -> vec2<i32>
textureDimensions(texture: texture_depth_2d_array, level: i32) -> vec2<i32>
textureDimensions(texture: texture_depth_cube, level: i32) -> vec2<i32>
textureDimensions(texture: texture_depth_cube_array, level: i32) -> vec2<i32>
textureDimensions(texture: texture_1d<T>) -> i32 where: T is f32, i32 or u32
textureDimensions(texture: texture_2d<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_2d_array<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_3d<T>) -> vec3<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_cube<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_cube_array<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_multisampled_2d<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_depth_2d) -> vec2<i32>
textureDimensions(texture: texture_depth_2d_array) -> vec2<i32>
textureDimensions(texture: texture_depth_cube) -> vec2<i32>
textureDimensions(texture: texture_depth_cube_array) -> vec2<i32>
textureDimensions(texture: texture_depth_multisampled_2d) -> vec2<i32>
textureDimensions(texture: texture_storage_1d<F, A>) -> i32 where: A is write
textureDimensions(texture: texture_storage_2d<F, A>) -> vec2<i32> where: A is write
textureDimensions(texture: texture_storage_2d_array<F, A>) -> vec2<i32> where: A is write
textureDimensions(texture: texture_storage_3d<F, A>) -> vec3<i32> where: A is write
textureDimensions(texture: texture_external) -> vec2<i32>
)");
}
TEST_F(BuiltinTableTest, OverloadOrderByMatchingParameter) {
auto* tex = create<sem::DepthTexture>(ast::TextureDimension::k2d);
auto* bool_ = create<sem::Bool>();
table->Lookup(BuiltinType::kTextureDimensions, {tex, bool_}, Source{});
ASSERT_EQ(
Diagnostics().str(),
R"(error: no matching call to textureDimensions(texture_depth_2d, bool)
27 candidate functions:
textureDimensions(texture: texture_depth_2d, level: i32) -> vec2<i32>
textureDimensions(texture: texture_depth_2d) -> vec2<i32>
textureDimensions(texture: texture_1d<T>, level: i32) -> i32 where: T is f32, i32 or u32
textureDimensions(texture: texture_2d<T>, level: i32) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_2d_array<T>, level: i32) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_3d<T>, level: i32) -> vec3<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_cube<T>, level: i32) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_cube_array<T>, level: i32) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_depth_2d_array, level: i32) -> vec2<i32>
textureDimensions(texture: texture_depth_cube, level: i32) -> vec2<i32>
textureDimensions(texture: texture_depth_cube_array, level: i32) -> vec2<i32>
textureDimensions(texture: texture_1d<T>) -> i32 where: T is f32, i32 or u32
textureDimensions(texture: texture_2d<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_2d_array<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_3d<T>) -> vec3<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_cube<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_cube_array<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_multisampled_2d<T>) -> vec2<i32> where: T is f32, i32 or u32
textureDimensions(texture: texture_depth_2d_array) -> vec2<i32>
textureDimensions(texture: texture_depth_cube) -> vec2<i32>
textureDimensions(texture: texture_depth_cube_array) -> vec2<i32>
textureDimensions(texture: texture_depth_multisampled_2d) -> vec2<i32>
textureDimensions(texture: texture_storage_1d<F, A>) -> i32 where: A is write
textureDimensions(texture: texture_storage_2d<F, A>) -> vec2<i32> where: A is write
textureDimensions(texture: texture_storage_2d_array<F, A>) -> vec2<i32> where: A is write
textureDimensions(texture: texture_storage_3d<F, A>) -> vec3<i32> where: A is write
textureDimensions(texture: texture_external) -> vec2<i32>
)");
}
TEST_F(BuiltinTableTest, SameOverloadReturnsSameBuiltinPointer) {
auto* f32 = create<sem::F32>();
auto* vec2_f32 = create<sem::Vector>(create<sem::F32>(), 2u);
auto* bool_ = create<sem::Bool>();
auto* a = table->Lookup(BuiltinType::kSelect, {f32, f32, bool_}, Source{});
ASSERT_NE(a, nullptr) << Diagnostics().str();
auto* b = table->Lookup(BuiltinType::kSelect, {f32, f32, bool_}, Source{});
ASSERT_NE(b, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
auto* c = table->Lookup(BuiltinType::kSelect, {vec2_f32, vec2_f32, bool_},
Source{});
ASSERT_NE(c, nullptr) << Diagnostics().str();
ASSERT_EQ(Diagnostics().str(), "");
EXPECT_EQ(a, b);
EXPECT_NE(a, c);
EXPECT_NE(b, c);
}
} // namespace
} // namespace tint