| // Copyright 2022 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/lang/wgsl/resolver/resolver.h" |
| |
| #include "gmock/gmock.h" |
| #include "src/tint/lang/wgsl/resolver/resolver_test_helper.h" |
| |
| namespace tint::resolver { |
| namespace { |
| |
| using namespace tint::builtin::fluent_types; // NOLINT |
| using namespace tint::number_suffixes; // NOLINT |
| |
| using ResolverEvaluationStageTest = ResolverTest; |
| |
| TEST_F(ResolverEvaluationStageTest, Literal_i32) { |
| auto* expr = Expr(123_i); |
| WrapInFunction(expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Literal_f32) { |
| auto* expr = Expr(123_f); |
| WrapInFunction(expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Vector_Init) { |
| auto* expr = Call<vec3<f32>>(); |
| WrapInFunction(expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Vector_Init_Const_Const) { |
| // const f = 1.f; |
| // vec2<f32>(f, f); |
| auto* f = Const("f", Expr(1_f)); |
| auto* expr = Call<vec2<f32>>(f, f); |
| WrapInFunction(f, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Vector_Init_Runtime_Runtime) { |
| // var f = 1.f; |
| // vec2<f32>(f, f); |
| auto* f = Var("f", Expr(1_f)); |
| auto* expr = Call<vec2<f32>>(f, f); |
| WrapInFunction(f, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Vector_Conv_Const) { |
| // const f = 1.f; |
| // vec2<u32>(vec2<f32>(f)); |
| auto* f = Const("f", Expr(1_f)); |
| auto* expr = Call<vec2<u32>>(Call<vec2<f32>>(f)); |
| WrapInFunction(f, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Vector_Conv_Runtime) { |
| // var f = 1.f; |
| // vec2<u32>(vec2<f32>(f)); |
| auto* f = Var("f", Expr(1_f)); |
| auto* expr = Call<vec2<u32>>(Call<vec2<f32>>(f)); |
| WrapInFunction(f, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Matrix_Init) { |
| auto* expr = Call<mat2x2<f32>>(); |
| WrapInFunction(expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Array_Init) { |
| auto* expr = Call<array<f32, 3>>(); |
| WrapInFunction(expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Array_Init_Const_Const) { |
| // const f = 1.f; |
| // array<f32, 2>(f, f); |
| auto* f = Const("f", Expr(1_f)); |
| auto* expr = Call<array<f32, 2>>(f, f); |
| WrapInFunction(f, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Array_Init_Const_Override) { |
| // const f1 = 1.f; |
| // override f2 = 2.f; |
| // array<f32, 2>(f1, f2); |
| auto* f1 = Const("f1", Expr(1_f)); |
| auto* f2 = Override("f2", Expr(2_f)); |
| auto* expr = Call<array<f32, 2>>(f1, f2); |
| WrapInFunction(f1, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f1)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(f2)->Stage(), sem::EvaluationStage::kOverride); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kOverride); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Array_Init_Override_Runtime) { |
| // override f1 = 1.f; |
| // var f2 = 2.f; |
| // array<f32, 2>(f1, f2); |
| auto* f1 = Override("f1", Expr(1_f)); |
| auto* f2 = Var("f2", Expr(2_f)); |
| auto* expr = Call<array<f32, 2>>(f1, f2); |
| WrapInFunction(f2, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f1)->Stage(), sem::EvaluationStage::kOverride); |
| EXPECT_EQ(Sem().Get(f2)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Array_Init_Const_Runtime) { |
| // const f1 = 1.f; |
| // var f2 = 2.f; |
| // array<f32, 2>(f1, f2); |
| auto* f1 = Const("f1", Expr(1_f)); |
| auto* f2 = Var("f2", Expr(2_f)); |
| auto* expr = Call<array<f32, 2>>(f1, f2); |
| WrapInFunction(f1, f2, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f1)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(f2)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Array_Init_Runtime_Runtime) { |
| // var f = 1.f; |
| // array<f32, 2>(f, f); |
| auto* f = Var("f", Expr(1_f)); |
| auto* expr = Call<array<f32, 2>>(f, f); |
| WrapInFunction(f, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(f)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, IndexAccessor_Const_Const) { |
| // const vec = vec4<f32>(); |
| // const idx = 1_i; |
| // vec[idx] |
| auto* vec = Const("vec", Call<vec4<f32>>()); |
| auto* idx = Const("idx", Expr(1_i)); |
| auto* expr = IndexAccessor(vec, idx); |
| WrapInFunction(vec, idx, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(vec)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(idx)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, IndexAccessor_Runtime_Const) { |
| // var vec = vec4<f32>(); |
| // const idx = 1_i; |
| // vec[idx] |
| auto* vec = Var("vec", Call<vec4<f32>>()); |
| auto* idx = Const("idx", Expr(1_i)); |
| auto* expr = IndexAccessor(vec, idx); |
| WrapInFunction(vec, idx, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(vec)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(idx)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, IndexAccessor_Const_Override) { |
| // const vec = vec4<f32>(); |
| // override idx = 1_i; |
| // vec[idx] |
| auto* vec = Const("vec", Call<vec4<f32>>()); |
| auto* idx = Override("idx", Expr(1_i)); |
| auto* expr = IndexAccessor(vec, idx); |
| WrapInFunction(vec, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(vec)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(idx)->Stage(), sem::EvaluationStage::kOverride); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kOverride); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, IndexAccessor_Const_Runtime) { |
| // const vec = vec4<f32>(); |
| // let idx = 1_i; |
| // vec[idx] |
| auto* vec = Const("vec", Call<vec4<f32>>()); |
| auto* idx = Let("idx", Expr(1_i)); |
| auto* expr = IndexAccessor(vec, idx); |
| WrapInFunction(vec, idx, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(vec)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(idx)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Swizzle_Const) { |
| // const vec = S(); |
| // vec.m |
| auto* vec = Const("vec", Call<vec4<f32>>()); |
| auto* expr = MemberAccessor(vec, "xz"); |
| WrapInFunction(vec, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(vec)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Swizzle_Runtime) { |
| // var vec = S(); |
| // vec.m |
| auto* vec = Var("vec", Call<vec4<f32>>()); |
| auto* expr = MemberAccessor(vec, "rg"); |
| WrapInFunction(vec, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(vec)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, MemberAccessor_Const) { |
| // struct S { m : i32 }; |
| // const str = S(); |
| // str.m |
| Structure("S", utils::Vector{Member("m", ty.i32())}); |
| auto* str = Const("str", Call("S")); |
| auto* expr = MemberAccessor(str, "m"); |
| WrapInFunction(str, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(str)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, MemberAccessor_Runtime) { |
| // struct S { m : i32 }; |
| // var str = S(); |
| // str.m |
| Structure("S", utils::Vector{Member("m", ty.i32())}); |
| auto* str = Var("str", Call("S")); |
| auto* expr = MemberAccessor(str, "m"); |
| WrapInFunction(str, expr); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(str)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(expr)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Binary_Runtime) { |
| // let one = 1; |
| // let result = (one == 1) && (one == 1); |
| auto* one = Let("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal("one", 1_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| auto* result = Let("result", binary); |
| WrapInFunction(one, result); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(lhs)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(rhs)->Stage(), sem::EvaluationStage::kRuntime); |
| EXPECT_EQ(Sem().Get(binary)->Stage(), sem::EvaluationStage::kRuntime); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Binary_Const) { |
| // const one = 1; |
| // const result = (one == 1) && (one == 1); |
| auto* one = Const("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal("one", 1_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| auto* result = Const("result", binary); |
| WrapInFunction(one, result); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(lhs)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(rhs)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(binary)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| TEST_F(ResolverEvaluationStageTest, Binary_NotEvaluated) { |
| // const one = 1; |
| // const result = (one == 0) && (one == 1); |
| auto* one = Const("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal("one", 1_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| auto* result = Const("result", binary); |
| WrapInFunction(one, result); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(Sem().Get(lhs)->Stage(), sem::EvaluationStage::kConstant); |
| EXPECT_EQ(Sem().Get(rhs)->Stage(), sem::EvaluationStage::kNotEvaluated); |
| EXPECT_EQ(Sem().Get(binary)->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| } // namespace |
| } // namespace tint::resolver |