| // 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 <memory> |
| |
| #include "gtest/gtest.h" |
| #include "src/ast/assignment_statement.h" |
| #include "src/ast/float_literal.h" |
| #include "src/ast/identifier_expression.h" |
| #include "src/ast/scalar_constructor_expression.h" |
| #include "src/ast/type/f32_type.h" |
| #include "src/ast/type/vector_type.h" |
| #include "src/context.h" |
| #include "src/type_determiner.h" |
| #include "src/writer/spirv/builder.h" |
| #include "src/writer/spirv/spv_dump.h" |
| |
| namespace tint { |
| namespace writer { |
| namespace spirv { |
| namespace { |
| |
| using BuilderTest = testing::Test; |
| |
| TEST_F(BuilderTest, Assign_Var) { |
| ast::type::F32Type f32; |
| ast::type::VectorType vec(&f32, 3); |
| |
| ast::Variable v("var", ast::StorageClass::kOutput, &f32); |
| |
| auto ident = std::make_unique<ast::IdentifierExpression>("var"); |
| auto val = std::make_unique<ast::ScalarConstructorExpression>( |
| std::make_unique<ast::FloatLiteral>(&f32, 1.0f)); |
| |
| ast::AssignmentStatement assign(std::move(ident), std::move(val)); |
| |
| Context ctx; |
| ast::Module mod; |
| TypeDeterminer td(&ctx, &mod); |
| td.RegisterVariableForTesting(&v); |
| |
| ASSERT_TRUE(td.DetermineResultType(&assign)) << td.error(); |
| |
| Builder b(&mod); |
| b.push_function(Function{}); |
| EXPECT_TRUE(b.GenerateGlobalVariable(&v)) << b.error(); |
| ASSERT_FALSE(b.has_error()) << b.error(); |
| |
| EXPECT_TRUE(b.GenerateAssignStatement(&assign)) << b.error(); |
| EXPECT_FALSE(b.has_error()); |
| |
| EXPECT_EQ(DumpInstructions(b.types()), R"(%3 = OpTypeFloat 32 |
| %2 = OpTypePointer Output %3 |
| %1 = OpVariable %2 Output |
| %4 = OpConstant %3 1 |
| )"); |
| |
| EXPECT_EQ(DumpInstructions(b.functions()[0].instructions()), R"(OpStore %1 %4 |
| )"); |
| } |
| |
| TEST_F(BuilderTest, DISABLED_Assign_StructMember) {} |
| |
| TEST_F(BuilderTest, DISABLED_Assign_Vector) {} |
| |
| } // namespace |
| } // namespace spirv |
| } // namespace writer |
| } // namespace tint |