| // Copyright 2021 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "src/tint/lang/wgsl/resolver/resolver.h" |
| |
| #include "gmock/gmock.h" |
| #include "src/tint/lang/core/builtin_value.h" |
| #include "src/tint/lang/wgsl/ast/stage_attribute.h" |
| #include "src/tint/lang/wgsl/resolver/resolver_helper_test.h" |
| #include "src/tint/lang/wgsl/sem/struct.h" |
| |
| namespace tint::resolver { |
| namespace { |
| |
| using ::testing::UnorderedElementsAre; |
| using namespace tint::core::fluent_types; // NOLINT |
| using namespace tint::core::number_suffixes; // NOLINT |
| |
| using ResolverPipelineStageUseTest = ResolverTest; |
| |
| TEST_F(ResolverPipelineStageUseTest, UnusedStruct) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(0_a)})}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_TRUE(sem->PipelineStageUses().IsEmpty()); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsNonEntryPointParam) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(0_a)})}); |
| |
| Func("foo", Vector{Param("param", ty.Of(s))}, ty.void_(), tint::Empty, tint::Empty); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_TRUE(sem->PipelineStageUses().IsEmpty()); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsNonEntryPointReturnType) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(0_a)})}); |
| |
| Func("foo", tint::Empty, ty.Of(s), Vector{Return(Call(ty.Of(s), Expr(0_f)))}, tint::Empty); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_TRUE(sem->PipelineStageUses().IsEmpty()); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsVertexShaderParam) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(0_a)})}); |
| |
| Func("main", Vector{Param("param", ty.Of(s))}, ty.vec4<f32>(), |
| Vector{Return(Call<vec4<f32>>())}, Vector{Stage(ast::PipelineStage::kVertex)}, |
| Vector{Builtin(core::BuiltinValue::kPosition)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_THAT(sem->PipelineStageUses(), |
| UnorderedElementsAre(core::type::PipelineStageUsage::kVertexInput)); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsVertexShaderReturnType) { |
| auto* s = Structure( |
| "S", Vector{Member("a", ty.vec4<f32>(), Vector{Builtin(core::BuiltinValue::kPosition)})}); |
| |
| Func("main", tint::Empty, ty.Of(s), Vector{Return(Call(ty.Of(s)))}, |
| Vector{Stage(ast::PipelineStage::kVertex)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_THAT(sem->PipelineStageUses(), |
| UnorderedElementsAre(core::type::PipelineStageUsage::kVertexOutput)); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsFragmentShaderParam) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(0_a)})}); |
| |
| Func("main", Vector{Param("param", ty.Of(s))}, ty.void_(), tint::Empty, |
| Vector{Stage(ast::PipelineStage::kFragment)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_THAT(sem->PipelineStageUses(), |
| UnorderedElementsAre(core::type::PipelineStageUsage::kFragmentInput)); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsFragmentShaderReturnType) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(0_a)})}); |
| |
| Func("main", tint::Empty, ty.Of(s), Vector{Return(Call(ty.Of(s), Expr(0_f)))}, |
| Vector{Stage(ast::PipelineStage::kFragment)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_THAT(sem->PipelineStageUses(), |
| UnorderedElementsAre(core::type::PipelineStageUsage::kFragmentOutput)); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsComputeShaderParam) { |
| auto* s = Structure( |
| "S", |
| Vector{Member("a", ty.u32(), Vector{Builtin(core::BuiltinValue::kLocalInvocationIndex)})}); |
| |
| Func("main", Vector{Param("param", ty.Of(s))}, ty.void_(), tint::Empty, |
| Vector{Stage(ast::PipelineStage::kCompute), WorkgroupSize(1_i)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_THAT(sem->PipelineStageUses(), |
| UnorderedElementsAre(core::type::PipelineStageUsage::kComputeInput)); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedMultipleStages) { |
| auto* s = Structure( |
| "S", Vector{Member("a", ty.vec4<f32>(), Vector{Builtin(core::BuiltinValue::kPosition)})}); |
| |
| Func("vert_main", tint::Empty, ty.Of(s), Vector{Return(Call(ty.Of(s)))}, |
| Vector{Stage(ast::PipelineStage::kVertex)}); |
| |
| Func("frag_main", Vector{Param("param", ty.Of(s))}, ty.void_(), tint::Empty, |
| Vector{Stage(ast::PipelineStage::kFragment)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_THAT(sem->PipelineStageUses(), |
| UnorderedElementsAre(core::type::PipelineStageUsage::kVertexOutput, |
| core::type::PipelineStageUsage::kFragmentInput)); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsShaderParamViaAlias) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(0_a)})}); |
| auto* s_alias = Alias("S_alias", ty.Of(s)); |
| |
| Func("main", Vector{Param("param", ty.Of(s_alias))}, ty.void_(), tint::Empty, |
| Vector{Stage(ast::PipelineStage::kFragment)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_THAT(sem->PipelineStageUses(), |
| UnorderedElementsAre(core::type::PipelineStageUsage::kFragmentInput)); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsShaderParamLocationSet) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(3_a)})}); |
| |
| Func("main", Vector{Param("param", ty.Of(s))}, ty.void_(), tint::Empty, |
| Vector{Stage(ast::PipelineStage::kFragment)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| ASSERT_EQ(1u, sem->Members().Length()); |
| EXPECT_EQ(3u, sem->Members()[0]->Attributes().location); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsShaderReturnTypeViaAlias) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(0_a)})}); |
| auto* s_alias = Alias("S_alias", ty.Of(s)); |
| |
| Func("main", tint::Empty, ty.Of(s_alias), Vector{Return(Call(ty.Of(s_alias), Expr(0_f)))}, |
| Vector{Stage(ast::PipelineStage::kFragment)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| EXPECT_THAT(sem->PipelineStageUses(), |
| UnorderedElementsAre(core::type::PipelineStageUsage::kFragmentOutput)); |
| } |
| |
| TEST_F(ResolverPipelineStageUseTest, StructUsedAsShaderReturnTypeLocationSet) { |
| auto* s = Structure("S", Vector{Member("a", ty.f32(), Vector{Location(3_a)})}); |
| |
| Func("main", tint::Empty, ty.Of(s), Vector{Return(Call(ty.Of(s), Expr(0_f)))}, |
| Vector{Stage(ast::PipelineStage::kFragment)}); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = TypeOf(s)->As<core::type::Struct>(); |
| ASSERT_NE(sem, nullptr); |
| ASSERT_EQ(1u, sem->Members().Length()); |
| EXPECT_EQ(3u, sem->Members()[0]->Attributes().location); |
| } |
| |
| } // namespace |
| } // namespace tint::resolver |