| // Copyright 2020 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 "gmock/gmock.h" |
| #include "gtest/gtest-spi.h" |
| #include "src/tint/lang/spirv/writer/ast_printer/helper_test.h" |
| #include "src/tint/lang/spirv/writer/common/spv_dump_test.h" |
| |
| namespace tint::spirv::writer { |
| namespace { |
| |
| using namespace tint::core::fluent_types; // NOLINT |
| using namespace tint::core::number_suffixes; // NOLINT |
| |
| using SpirvASTPrinterTest = TestHelper; |
| |
| TEST_F(SpirvASTPrinterTest, Assign_Var) { |
| auto* v = GlobalVar("var", ty.f32(), core::AddressSpace::kPrivate); |
| |
| auto* assign = Assign("var", 1_f); |
| |
| WrapInFunction(assign); |
| |
| Builder& b = Build(); |
| |
| b.PushFunctionForTesting(); |
| EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.Diagnostics(); |
| ASSERT_FALSE(b.has_error()) << b.Diagnostics(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(assign)) << b.Diagnostics(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%3 = OpTypeFloat 32 |
| %2 = OpTypePointer Private %3 |
| %4 = OpConstantNull %3 |
| %1 = OpVariable %2 Private %4 |
| %5 = OpConstant %3 1 |
| )"); |
| |
| EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), |
| R"(OpStore %1 %5 |
| )"); |
| } |
| |
| TEST_F(SpirvASTPrinterTest, Assign_Var_OutsideFunction_IsError) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder pb; |
| |
| auto* v = pb.GlobalVar("var", pb.ty.f32(), core::AddressSpace::kPrivate); |
| |
| auto* assign = pb.Assign("var", pb.Expr(1_f)); |
| |
| pb.WrapInFunction(assign); |
| |
| auto program = std::make_unique<Program>(resolver::Resolve(pb)); |
| auto b = std::make_unique<Builder>(program.get()); |
| |
| b->GenerateGlobalVariable(v); |
| b->GenerateAssignStatement(assign); |
| }, |
| "trying to add SPIR-V instruction 62 outside a function"); |
| } |
| |
| TEST_F(SpirvASTPrinterTest, Assign_Var_ZeroInitializer) { |
| auto* v = GlobalVar("var", ty.vec3<f32>(), core::AddressSpace::kPrivate); |
| |
| auto* val = Call<vec3<f32>>(); |
| auto* assign = Assign("var", val); |
| |
| WrapInFunction(assign); |
| |
| Builder& b = Build(); |
| |
| b.PushFunctionForTesting(); |
| EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.Diagnostics(); |
| ASSERT_FALSE(b.has_error()) << b.Diagnostics(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(assign)) << b.Diagnostics(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%4 = OpTypeFloat 32 |
| %3 = OpTypeVector %4 3 |
| %2 = OpTypePointer Private %3 |
| %5 = OpConstantNull %3 |
| %1 = OpVariable %2 Private %5 |
| )"); |
| |
| EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), |
| R"(OpStore %1 %5 |
| )"); |
| } |
| |
| TEST_F(SpirvASTPrinterTest, Assign_Var_Complex_InitializerNestedVector) { |
| auto* init = Call<vec3<f32>>(Call<vec2<f32>>(1_f, 2_f), 3_f); |
| |
| auto* v = GlobalVar("var", ty.vec3<f32>(), core::AddressSpace::kPrivate); |
| |
| auto* assign = Assign("var", init); |
| |
| WrapInFunction(assign); |
| |
| Builder& b = Build(); |
| |
| b.PushFunctionForTesting(); |
| EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.Diagnostics(); |
| ASSERT_FALSE(b.has_error()) << b.Diagnostics(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(assign)) << b.Diagnostics(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%4 = OpTypeFloat 32 |
| %3 = OpTypeVector %4 3 |
| %2 = OpTypePointer Private %3 |
| %5 = OpConstantNull %3 |
| %1 = OpVariable %2 Private %5 |
| %6 = OpConstant %4 1 |
| %7 = OpConstant %4 2 |
| %8 = OpConstant %4 3 |
| %9 = OpConstantComposite %3 %6 %7 %8 |
| )"); |
| EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), |
| R"(OpStore %1 %9 |
| )"); |
| } |
| |
| TEST_F(SpirvASTPrinterTest, Assign_Var_Complex_Initializer) { |
| auto* init = Call<vec3<f32>>(1_f, 2_f, 3_f); |
| |
| auto* v = GlobalVar("var", ty.vec3<f32>(), core::AddressSpace::kPrivate); |
| |
| auto* assign = Assign("var", init); |
| |
| WrapInFunction(assign); |
| |
| Builder& b = Build(); |
| |
| b.PushFunctionForTesting(); |
| EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.Diagnostics(); |
| ASSERT_FALSE(b.has_error()) << b.Diagnostics(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(assign)) << b.Diagnostics(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%4 = OpTypeFloat 32 |
| %3 = OpTypeVector %4 3 |
| %2 = OpTypePointer Private %3 |
| %5 = OpConstantNull %3 |
| %1 = OpVariable %2 Private %5 |
| %6 = OpConstant %4 1 |
| %7 = OpConstant %4 2 |
| %8 = OpConstant %4 3 |
| %9 = OpConstantComposite %3 %6 %7 %8 |
| )"); |
| EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), |
| R"(OpStore %1 %9 |
| )"); |
| } |
| |
| TEST_F(SpirvASTPrinterTest, Assign_StructMember) { |
| // my_struct { |
| // a : f32 |
| // b : f32 |
| // } |
| // var ident : my_struct |
| // ident.b = 4.0; |
| |
| auto* s = Structure("my_struct", Vector{ |
| Member("a", ty.f32()), |
| Member("b", ty.f32()), |
| }); |
| |
| auto* v = Var("ident", ty.Of(s)); |
| |
| auto* assign = Assign(MemberAccessor("ident", "b"), Expr(4_f)); |
| |
| WrapInFunction(v, assign); |
| |
| Builder& b = Build(); |
| |
| b.PushFunctionForTesting(); |
| EXPECT_TRUE(b.GenerateFunctionVariable(v)) << b.Diagnostics(); |
| ASSERT_FALSE(b.has_error()) << b.Diagnostics(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(assign)) << b.Diagnostics(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%4 = OpTypeFloat 32 |
| %3 = OpTypeStruct %4 %4 |
| %2 = OpTypePointer Function %3 |
| %5 = OpConstantNull %3 |
| %6 = OpTypeInt 32 0 |
| %7 = OpConstant %6 1 |
| %8 = OpTypePointer Function %4 |
| %10 = OpConstant %4 4 |
| )"); |
| |
| EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), |
| R"(%9 = OpAccessChain %8 %1 %7 |
| OpStore %9 %10 |
| )"); |
| } |
| |
| TEST_F(SpirvASTPrinterTest, Assign_Vector) { |
| auto* v = GlobalVar("var", ty.vec3<f32>(), core::AddressSpace::kPrivate); |
| |
| auto* val = Call<vec3<f32>>(1_f, 1_f, 3_f); |
| auto* assign = Assign("var", val); |
| |
| WrapInFunction(assign); |
| |
| Builder& b = Build(); |
| |
| b.PushFunctionForTesting(); |
| EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.Diagnostics(); |
| ASSERT_FALSE(b.has_error()) << b.Diagnostics(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(assign)) << b.Diagnostics(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%4 = OpTypeFloat 32 |
| %3 = OpTypeVector %4 3 |
| %2 = OpTypePointer Private %3 |
| %5 = OpConstantNull %3 |
| %1 = OpVariable %2 Private %5 |
| %6 = OpConstant %4 1 |
| %7 = OpConstant %4 3 |
| %8 = OpConstantComposite %3 %6 %6 %7 |
| )"); |
| |
| EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), |
| R"(OpStore %1 %8 |
| )"); |
| } |
| |
| TEST_F(SpirvASTPrinterTest, Assign_Vector_MemberByName) { |
| // var.y = 1 |
| |
| auto* v = GlobalVar("var", ty.vec3<f32>(), core::AddressSpace::kPrivate); |
| |
| auto* assign = Assign(MemberAccessor("var", "y"), Expr(1_f)); |
| |
| WrapInFunction(assign); |
| |
| Builder& b = Build(); |
| |
| b.PushFunctionForTesting(); |
| EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.Diagnostics(); |
| ASSERT_FALSE(b.has_error()) << b.Diagnostics(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(assign)) << b.Diagnostics(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%4 = OpTypeFloat 32 |
| %3 = OpTypeVector %4 3 |
| %2 = OpTypePointer Private %3 |
| %5 = OpConstantNull %3 |
| %1 = OpVariable %2 Private %5 |
| %6 = OpTypeInt 32 0 |
| %7 = OpConstant %6 1 |
| %8 = OpTypePointer Private %4 |
| %10 = OpConstant %4 1 |
| )"); |
| |
| EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), |
| R"(%9 = OpAccessChain %8 %1 %7 |
| OpStore %9 %10 |
| )"); |
| } |
| |
| TEST_F(SpirvASTPrinterTest, Assign_Vector_MemberByIndex) { |
| // var[1] = 1 |
| |
| auto* v = GlobalVar("var", ty.vec3<f32>(), core::AddressSpace::kPrivate); |
| |
| auto* assign = Assign(IndexAccessor("var", 1_i), Expr(1_f)); |
| |
| WrapInFunction(assign); |
| |
| Builder& b = Build(); |
| |
| b.PushFunctionForTesting(); |
| EXPECT_TRUE(b.GenerateGlobalVariable(v)) << b.Diagnostics(); |
| ASSERT_FALSE(b.has_error()) << b.Diagnostics(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(assign)) << b.Diagnostics(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.Module().Types()), R"(%4 = OpTypeFloat 32 |
| %3 = OpTypeVector %4 3 |
| %2 = OpTypePointer Private %3 |
| %5 = OpConstantNull %3 |
| %1 = OpVariable %2 Private %5 |
| %6 = OpTypeInt 32 1 |
| %7 = OpConstant %6 1 |
| %8 = OpTypePointer Private %4 |
| %10 = OpConstant %4 1 |
| )"); |
| |
| EXPECT_EQ(DumpInstructions(b.CurrentFunction().instructions()), |
| R"(%9 = OpAccessChain %8 %1 %7 |
| OpStore %9 %10 |
| )"); |
| } |
| |
| } // namespace |
| } // namespace tint::spirv::writer |