| // 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 "gmock/gmock.h" |
| #include "src/tint/lang/core/constant/scalar.h" |
| #include "src/tint/lang/core/ir/program_test_helper.h" |
| #include "src/tint/lang/wgsl/ast/case_selector.h" |
| #include "src/tint/lang/wgsl/ast/int_literal_expression.h" |
| |
| namespace tint::ir { |
| namespace { |
| |
| using namespace tint::number_suffixes; // NOLINT |
| |
| using IR_FromProgramLetTest = ProgramTestHelper; |
| |
| TEST_F(IR_FromProgramLetTest, Constant) { |
| WrapInFunction(Let("a", Expr(42_i))); |
| |
| auto m = Build(); |
| ASSERT_TRUE(m) << (!m ? m.Failure() : ""); |
| |
| EXPECT_EQ(Disassemble(m.Get()), |
| R"(%test_function = @compute @workgroup_size(1, 1, 1) func():void -> %b1 { |
| %b1 = block { |
| %a:i32 = let 42i |
| ret |
| } |
| } |
| )"); |
| } |
| |
| TEST_F(IR_FromProgramLetTest, BinaryOp) { |
| WrapInFunction(Let("a", Add(1_i, 2_i))); |
| |
| auto m = Build(); |
| ASSERT_TRUE(m) << (!m ? m.Failure() : ""); |
| |
| EXPECT_EQ(Disassemble(m.Get()), |
| R"(%test_function = @compute @workgroup_size(1, 1, 1) func():void -> %b1 { |
| %b1 = block { |
| %a:i32 = let 3i |
| ret |
| } |
| } |
| )"); |
| } |
| |
| TEST_F(IR_FromProgramLetTest, Chain) { |
| WrapInFunction(Let("a", Expr(1_i)), // |
| Let("b", Expr("a")), // |
| Let("c", Expr("b"))); |
| |
| auto m = Build(); |
| ASSERT_TRUE(m) << (!m ? m.Failure() : ""); |
| |
| EXPECT_EQ(Disassemble(m.Get()), |
| R"(%test_function = @compute @workgroup_size(1, 1, 1) func():void -> %b1 { |
| %b1 = block { |
| %a:i32 = let 1i |
| %b:i32 = let %a |
| %c:i32 = let %b |
| ret |
| } |
| } |
| )"); |
| } |
| |
| } // namespace |
| } // namespace tint::ir |