| // Copyright 2023 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/spirv/writer/test_helper.h" |
| |
| namespace tint::spirv::writer { |
| namespace { |
| |
| using namespace tint::builtin::fluent_types; // NOLINT |
| using namespace tint::number_suffixes; // NOLINT |
| |
| TEST_F(SpirvWriterTest, Let_Constant) { |
| auto* func = b.Function("foo", ty.void_()); |
| b.With(func->Block(), [&] { |
| b.Let("l", u32(42)); |
| b.Return(func); |
| }); |
| |
| ASSERT_TRUE(Generate()) << Error() << output_; |
| EXPECT_INST("OpName %l \"l\""); |
| EXPECT_INST("%l = OpConstant %uint 42"); |
| } |
| |
| TEST_F(SpirvWriterTest, Let_SharedConstant) { |
| auto* func = b.Function("foo", ty.void_()); |
| b.With(func->Block(), [&] { |
| b.Let("l1", u32(42)); |
| b.Let("l2", u32(42)); |
| b.Return(func); |
| }); |
| |
| ASSERT_TRUE(Generate()) << Error() << output_; |
| EXPECT_INST("OpName %l1 \"l1\""); |
| EXPECT_INST("OpName %l1 \"l2\""); |
| EXPECT_INST("%l1 = OpConstant %uint 42"); |
| } |
| |
| } // namespace |
| } // namespace tint::spirv::writer |