198 lines
6.3 KiB
C++
198 lines
6.3 KiB
C++
// Copyright 2021 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "src/resolver/resolver.h"
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#include "gmock/gmock.h"
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#include "src/ast/struct_block_decoration.h"
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#include "src/resolver/resolver_test_helper.h"
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#include "src/sem/struct.h"
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using ::testing::UnorderedElementsAre;
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namespace tint {
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namespace resolver {
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namespace {
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using ResolverStorageClassUseTest = ResolverTest;
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TEST_F(ResolverStorageClassUseTest, UnreachableStruct) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_TRUE(sem->StorageClassUsage().empty());
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableFromParameter) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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Func("f", {Param("param", ty.Of(s))}, ty.void_(), {}, {});
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kNone));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableFromReturnType) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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Func("f", {}, ty.Of(s), {Return(Construct(ty.Of(s)))}, {});
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kNone));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableFromGlobal) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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Global("g", ty.Of(s), ast::StorageClass::kPrivate);
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kPrivate));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableViaGlobalAlias) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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auto* a = Alias("A", ty.Of(s));
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Global("g", ty.Of(a), ast::StorageClass::kPrivate);
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kPrivate));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableViaGlobalStruct) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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auto* o = Structure("O", {Member("a", ty.Of(s))});
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Global("g", ty.Of(o), ast::StorageClass::kPrivate);
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kPrivate));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableViaGlobalArray) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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auto* a = ty.array(ty.Of(s), 3);
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Global("g", a, ast::StorageClass::kPrivate);
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kPrivate));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableFromLocal) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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WrapInFunction(Var("g", ty.Of(s)));
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kFunction));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableViaLocalAlias) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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auto* a = Alias("A", ty.Of(s));
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WrapInFunction(Var("g", ty.Of(a)));
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kFunction));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableViaLocalStruct) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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auto* o = Structure("O", {Member("a", ty.Of(s))});
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WrapInFunction(Var("g", ty.Of(o)));
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kFunction));
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}
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TEST_F(ResolverStorageClassUseTest, StructReachableViaLocalArray) {
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auto* s = Structure("S", {Member("a", ty.f32())});
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auto* a = ty.array(ty.Of(s), 3);
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WrapInFunction(Var("g", a));
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kFunction));
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}
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TEST_F(ResolverStorageClassUseTest, StructMultipleStorageClassUses) {
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auto* s = Structure("S", {Member("a", ty.f32())},
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{create<ast::StructBlockDecoration>()});
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Global("x", ty.Of(s), ast::StorageClass::kUniform,
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ast::DecorationList{
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create<ast::BindingDecoration>(0),
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create<ast::GroupDecoration>(0),
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});
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Global("y", ty.Of(s), ast::StorageClass::kStorage, ast::Access::kRead,
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ast::DecorationList{
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create<ast::BindingDecoration>(1),
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create<ast::GroupDecoration>(0),
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});
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WrapInFunction(Var("g", ty.Of(s)));
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ASSERT_TRUE(r()->Resolve()) << r()->error();
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auto* sem = TypeOf(s)->As<sem::Struct>();
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ASSERT_NE(sem, nullptr);
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EXPECT_THAT(sem->StorageClassUsage(),
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UnorderedElementsAre(ast::StorageClass::kUniform,
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ast::StorageClass::kStorage,
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ast::StorageClass::kFunction));
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}
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} // namespace
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} // namespace resolver
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} // namespace tint
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