| // 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/resolver/const_eval_test.h" |
| |
| #include "src/tint/reader/wgsl/parser.h" |
| #include "src/tint/utils/result.h" |
| |
| using namespace tint::number_suffixes; // NOLINT |
| using ::testing::HasSubstr; |
| |
| namespace tint::resolver { |
| namespace { |
| |
| struct Case { |
| struct Success { |
| Value value; |
| }; |
| struct Failure { |
| std::string error; |
| }; |
| |
| Value lhs; |
| Value rhs; |
| utils::Result<Success, Failure> expected; |
| }; |
| |
| struct ErrorCase { |
| Value lhs; |
| Value rhs; |
| }; |
| |
| /// Creates a Case with Values of any type |
| Case C(Value lhs, Value rhs, Value expected) { |
| return Case{std::move(lhs), std::move(rhs), Case::Success{std::move(expected)}}; |
| } |
| |
| /// Convenience overload that creates a Case with just scalars |
| template <typename T, typename U, typename V, typename = std::enable_if_t<!IsValue<T>>> |
| Case C(T lhs, U rhs, V expected) { |
| return Case{Val(lhs), Val(rhs), Case::Success{Val(expected)}}; |
| } |
| |
| /// Creates an failure Case with Values of any type |
| Case E(Value lhs, Value rhs, std::string error) { |
| return Case{std::move(lhs), std::move(rhs), Case::Failure{std::move(error)}}; |
| } |
| |
| /// Convenience overload that creates an error Case with just scalars |
| template <typename T, typename U, typename = std::enable_if_t<!IsValue<T>>> |
| Case E(T lhs, U rhs, std::string error) { |
| return Case{Val(lhs), Val(rhs), Case::Failure{std::move(error)}}; |
| } |
| |
| /// Prints Case to ostream |
| static std::ostream& operator<<(std::ostream& o, const Case& c) { |
| o << "lhs: " << c.lhs << ", rhs: " << c.rhs << ", expected: "; |
| if (c.expected) { |
| auto& s = c.expected.Get(); |
| o << s.value; |
| } else { |
| o << "[ERROR: " << c.expected.Failure().error << "]"; |
| } |
| return o; |
| } |
| |
| /// Prints ErrorCase to ostream |
| std::ostream& operator<<(std::ostream& o, const ErrorCase& c) { |
| o << c.lhs << ", " << c.rhs; |
| return o; |
| } |
| |
| using ResolverConstEvalBinaryOpTest = ResolverTestWithParam<std::tuple<ast::BinaryOp, Case>>; |
| TEST_P(ResolverConstEvalBinaryOpTest, Test) { |
| Enable(ast::Extension::kF16); |
| auto op = std::get<0>(GetParam()); |
| auto& c = std::get<1>(GetParam()); |
| |
| auto* lhs_expr = c.lhs.Expr(*this); |
| auto* rhs_expr = c.rhs.Expr(*this); |
| |
| auto* expr = create<ast::BinaryExpression>(Source{{12, 34}}, op, lhs_expr, rhs_expr); |
| GlobalConst("C", expr); |
| |
| if (c.expected) { |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| auto expected_case = c.expected.Get(); |
| auto& expected = expected_case.value; |
| |
| auto* sem = Sem().Get(expr); |
| const constant::Value* value = sem->ConstantValue(); |
| ASSERT_NE(value, nullptr); |
| EXPECT_TYPE(value->Type(), sem->Type()); |
| |
| CheckConstant(value, expected); |
| } else { |
| ASSERT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), c.expected.Failure().error); |
| } |
| } |
| |
| INSTANTIATE_TEST_SUITE_P(MixedAbstractArgs, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine(testing::Values(ast::BinaryOp::kAdd), |
| testing::ValuesIn(std::vector{ |
| // Mixed abstract type args |
| C(1_a, 2.3_a, 3.3_a), |
| C(2.3_a, 1_a, 3.3_a), |
| }))); |
| |
| template <typename T> |
| std::vector<Case> OpAddIntCases() { |
| static_assert(IsIntegral<T>); |
| auto r = std::vector<Case>{ |
| C(T{0}, T{0}, T{0}), |
| C(T{1}, T{2}, T{3}), |
| C(T::Lowest(), T{1}, T{T::Lowest() + 1}), |
| C(T::Highest(), Negate(T{1}), T{T::Highest() - 1}), |
| C(T::Lowest(), T::Highest(), Negate(T{1})), |
| }; |
| if constexpr (IsAbstract<T>) { |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "+", b); |
| }; |
| ConcatInto( // |
| r, std::vector<Case>{ |
| E(T::Highest(), T{1}, error_msg(T::Highest(), T{1})), |
| E(T::Lowest(), Negate(T{1}), error_msg(T::Lowest(), Negate(T{1}))), |
| }); |
| } else { |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T::Highest(), T{1}, T::Lowest()), |
| C(T::Lowest(), Negate(T{1}), T::Highest()), |
| }); |
| } |
| |
| return r; |
| } |
| template <typename T> |
| std::vector<Case> OpAddFloatCases() { |
| static_assert(IsFloatingPoint<T>); |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "+", b); |
| }; |
| return std::vector<Case>{ |
| C(T{0}, T{0}, T{0}), |
| C(T{1}, T{2}, T{3}), |
| C(T::Lowest(), T{1}, T{T::Lowest() + 1}), |
| C(T::Highest(), Negate(T{1}), T{T::Highest() - 1}), |
| C(T::Lowest(), T::Highest(), T{0}), |
| |
| E(T::Highest(), T::Highest(), error_msg(T::Highest(), T::Highest())), |
| E(T::Lowest(), Negate(T::Highest()), error_msg(T::Lowest(), Negate(T::Highest()))), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(Add, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine(testing::Values(ast::BinaryOp::kAdd), |
| testing::ValuesIn(Concat( // |
| OpAddIntCases<AInt>(), |
| OpAddIntCases<i32>(), |
| OpAddIntCases<u32>(), |
| OpAddFloatCases<AFloat>(), |
| OpAddFloatCases<f32>(), |
| OpAddFloatCases<f16>())))); |
| |
| template <typename T> |
| std::vector<Case> OpSubIntCases() { |
| static_assert(IsIntegral<T>); |
| auto r = std::vector<Case>{ |
| C(T{0}, T{0}, T{0}), |
| C(T{3}, T{2}, T{1}), |
| C(T{T::Lowest() + 1}, T{1}, T::Lowest()), |
| C(T{T::Highest() - 1}, Negate(T{1}), T::Highest()), |
| C(Negate(T{1}), T::Highest(), T::Lowest()), |
| }; |
| if constexpr (IsAbstract<T>) { |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "-", b); |
| }; |
| ConcatInto( // |
| r, std::vector<Case>{ |
| E(T::Lowest(), T{1}, error_msg(T::Lowest(), T{1})), |
| E(T::Highest(), Negate(T{1}), error_msg(T::Highest(), Negate(T{1}))), |
| }); |
| } else { |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T::Lowest(), T{1}, T::Highest()), |
| C(T::Highest(), Negate(T{1}), T::Lowest()), |
| }); |
| } |
| return r; |
| } |
| template <typename T> |
| std::vector<Case> OpSubFloatCases() { |
| static_assert(IsFloatingPoint<T>); |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "-", b); |
| }; |
| return std::vector<Case>{ |
| C(T{0}, T{0}, T{0}), |
| C(T{3}, T{2}, T{1}), |
| C(T::Highest(), T{1}, T{T::Highest() - 1}), |
| C(T::Lowest(), Negate(T{1}), T{T::Lowest() + 1}), |
| C(T{0}, T::Highest(), T::Lowest()), |
| |
| E(T::Highest(), Negate(T::Highest()), error_msg(T::Highest(), Negate(T::Highest()))), |
| E(T::Lowest(), T::Highest(), error_msg(T::Lowest(), T::Highest())), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(Sub, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine(testing::Values(ast::BinaryOp::kSubtract), |
| testing::ValuesIn(Concat( // |
| OpSubIntCases<AInt>(), |
| OpSubIntCases<i32>(), |
| OpSubIntCases<u32>(), |
| OpSubFloatCases<AFloat>(), |
| OpSubFloatCases<f32>(), |
| OpSubFloatCases<f16>())))); |
| |
| template <typename T> |
| std::vector<Case> OpMulScalarCases() { |
| auto r = std::vector<Case>{ |
| C(T{0}, T{0}, T{0}), |
| C(T{1}, T{2}, T{2}), |
| C(T{2}, T{3}, T{6}), |
| C(Negate(T{2}), T{3}, Negate(T{6})), |
| C(T::Highest(), T{1}, T::Highest()), |
| C(T::Lowest(), T{1}, T::Lowest()), |
| }; |
| if constexpr (IsAbstract<T> || IsFloatingPoint<T>) { |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "*", b); |
| }; |
| ConcatInto( // |
| r, std::vector<Case>{ |
| // Fail if result is +/-inf |
| E(T::Highest(), T::Highest(), error_msg(T::Highest(), T::Highest())), |
| E(T::Lowest(), T::Lowest(), error_msg(T::Lowest(), T::Lowest())), |
| E(T::Highest(), T{2}, error_msg(T::Highest(), T{2})), |
| E(T::Lowest(), Negate(T{2}), error_msg(T::Lowest(), Negate(T{2}))), |
| }); |
| } else { |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T::Highest(), T::Highest(), Mul(T::Highest(), T::Highest())), |
| C(T::Lowest(), T::Lowest(), Mul(T::Lowest(), T::Lowest())), |
| }); |
| } |
| return r; |
| } |
| |
| template <typename T> |
| std::vector<Case> OpMulVecCases() { |
| auto r = std::vector<Case>{ |
| // s * vec3 = vec3 |
| C(Val(T{2.0}), Vec(T{1.25}, T{2.25}, T{3.25}), Vec(T{2.5}, T{4.5}, T{6.5})), |
| // vec3 * s = vec3 |
| C(Vec(T{1.25}, T{2.25}, T{3.25}), Val(T{2.0}), Vec(T{2.5}, T{4.5}, T{6.5})), |
| // vec3 * vec3 = vec3 |
| C(Vec(T{1.25}, T{2.25}, T{3.25}), Vec(T{2.0}, T{2.0}, T{2.0}), Vec(T{2.5}, T{4.5}, T{6.5})), |
| }; |
| if constexpr (IsAbstract<T> || IsFloatingPoint<T>) { |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "*", b); |
| }; |
| ConcatInto( // |
| r, |
| std::vector<Case>{ |
| // Fail if result is +/-inf |
| E(Val(T::Highest()), Vec(T{2}, T{1}), error_msg(T::Highest(), T{2})), |
| E(Val(T::Lowest()), Vec(Negate(T{2}), T{1}), error_msg(T::Lowest(), Negate(T{2}))), |
| }); |
| } else { |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(Val(T::Highest()), Vec(T{2}, T{1}), Vec(T{-2}, T::Highest())), |
| C(Val(T::Lowest()), Vec(Negate(T{2}), T{1}), Vec(T{0}, T{T::Lowest()})), |
| }); |
| } |
| return r; |
| } |
| |
| template <typename T> |
| std::vector<Case> OpMulMatCases() { |
| auto r = std::vector<Case>{ |
| // s * mat3x2 = mat3x2 |
| C(Val(T{2.25}), |
| Mat({T{1.0}, T{4.0}}, // |
| {T{2.0}, T{5.0}}, // |
| {T{3.0}, T{6.0}}), |
| Mat({T{2.25}, T{9.0}}, // |
| {T{4.5}, T{11.25}}, // |
| {T{6.75}, T{13.5}})), |
| // mat3x2 * s = mat3x2 |
| C(Mat({T{1.0}, T{4.0}}, // |
| {T{2.0}, T{5.0}}, // |
| {T{3.0}, T{6.0}}), |
| Val(T{2.25}), |
| Mat({T{2.25}, T{9.0}}, // |
| {T{4.5}, T{11.25}}, // |
| {T{6.75}, T{13.5}})), |
| // vec3 * mat2x3 = vec2 |
| C(Vec(T{1.25}, T{2.25}, T{3.25}), // |
| Mat({T{1.0}, T{2.0}, T{3.0}}, // |
| {T{4.0}, T{5.0}, T{6.0}}), // |
| Vec(T{15.5}, T{35.75})), |
| // mat2x3 * vec2 = vec3 |
| C(Mat({T{1.0}, T{2.0}, T{3.0}}, // |
| {T{4.0}, T{5.0}, T{6.0}}), // |
| Vec(T{1.25}, T{2.25}), // |
| Vec(T{10.25}, T{13.75}, T{17.25})), |
| // mat3x2 * mat2x3 = mat2x2 |
| C(Mat({T{1.0}, T{2.0}}, // |
| {T{3.0}, T{4.0}}, // |
| {T{5.0}, T{6.0}}), // |
| Mat({T{1.25}, T{2.25}, T{3.25}}, // |
| {T{4.25}, T{5.25}, T{6.25}}), // |
| Mat({T{24.25}, T{31.0}}, // |
| {T{51.25}, T{67.0}})), // |
| }; |
| auto error_msg = [](auto a, const char* op, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, op, b); |
| }; |
| ConcatIntoIf<IsAbstract<T> || IsFloatingPoint<T>>( // |
| r, std::vector<Case>{ |
| // vector-matrix multiply |
| |
| // Overflow from first multiplication of dot product of vector and matrix column 0 |
| // i.e. (v[0] * m[0][0] + v[1] * m[0][1]) |
| // ^ |
| E(Vec(T::Highest(), T{1.0}), // |
| Mat({T{2.0}, T{1.0}}, // |
| {T{1.0}, T{1.0}}), // |
| error_msg(T{2}, "*", T::Highest())), |
| |
| // Overflow from second multiplication of dot product of vector and matrix column 0 |
| // i.e. (v[0] * m[0][0] + v[1] * m[0][1]) |
| // ^ |
| E(Vec(T{1.0}, T::Highest()), // |
| Mat({T{1.0}, T{2.0}}, // |
| {T{1.0}, T{1.0}}), // |
| error_msg(T{2}, "*", T::Highest())), |
| |
| // Overflow from addition of dot product of vector and matrix column 0 |
| // i.e. (v[0] * m[0][0] + v[1] * m[0][1]) |
| // ^ |
| E(Vec(T::Highest(), T::Highest()), // |
| Mat({T{1.0}, T{1.0}}, // |
| {T{1.0}, T{1.0}}), // |
| error_msg(T::Highest(), "+", T::Highest())), |
| |
| // matrix-matrix multiply |
| |
| // Overflow from first multiplication of dot product of lhs row 0 and rhs column 0 |
| // i.e. m1[0][0] * m2[0][0] + m1[0][1] * m[1][0] |
| // ^ |
| E(Mat({T::Highest(), T{1.0}}, // |
| {T{1.0}, T{1.0}}), // |
| Mat({T{2.0}, T{1.0}}, // |
| {T{1.0}, T{1.0}}), // |
| error_msg(T::Highest(), "*", T{2.0})), |
| |
| // Overflow from second multiplication of dot product of lhs row 0 and rhs column 0 |
| // i.e. m1[0][0] * m2[0][0] + m1[0][1] * m[1][0] |
| // ^ |
| E(Mat({T{1.0}, T{1.0}}, // |
| {T::Highest(), T{1.0}}), // |
| Mat({T{1.0}, T{2.0}}, // |
| {T{1.0}, T{1.0}}), // |
| error_msg(T::Highest(), "*", T{2.0})), |
| |
| // Overflow from addition of dot product of lhs row 0 and rhs column 0 |
| // i.e. m1[0][0] * m2[0][0] + m1[0][1] * m[1][0] |
| // ^ |
| E(Mat({T::Highest(), T{1.0}}, // |
| {T::Highest(), T{1.0}}), // |
| Mat({T{1.0}, T{1.0}}, // |
| {T{1.0}, T{1.0}}), // |
| error_msg(T::Highest(), "+", T::Highest())), |
| }); |
| |
| return r; |
| } |
| |
| INSTANTIATE_TEST_SUITE_P(Mul, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kMultiply), |
| testing::ValuesIn(Concat( // |
| OpMulScalarCases<AInt>(), |
| OpMulScalarCases<i32>(), |
| OpMulScalarCases<u32>(), |
| OpMulScalarCases<AFloat>(), |
| OpMulScalarCases<f32>(), |
| OpMulScalarCases<f16>(), |
| OpMulVecCases<AInt>(), |
| OpMulVecCases<i32>(), |
| OpMulVecCases<u32>(), |
| OpMulVecCases<AFloat>(), |
| OpMulVecCases<f32>(), |
| OpMulVecCases<f16>(), |
| OpMulMatCases<AFloat>(), |
| OpMulMatCases<f32>(), |
| OpMulMatCases<f16>())))); |
| |
| template <typename T> |
| std::vector<Case> OpDivIntCases() { |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "/", b); |
| }; |
| |
| std::vector<Case> r = { |
| C(T{0}, T{1}, T{0}), |
| C(T{1}, T{1}, T{1}), |
| C(T{1}, T{1}, T{1}), |
| C(T{2}, T{1}, T{2}), |
| C(T{4}, T{2}, T{2}), |
| C(T::Highest(), T{1}, T::Highest()), |
| C(T::Lowest(), T{1}, T::Lowest()), |
| C(T::Highest(), T::Highest(), T{1}), |
| C(T{0}, T::Highest(), T{0}), |
| |
| // Divide by zero |
| E(T{123}, T{0}, error_msg(T{123}, T{0})), |
| E(T::Highest(), T{0}, error_msg(T::Highest(), T{0})), |
| E(T::Lowest(), T{0}, error_msg(T::Lowest(), T{0})), |
| }; |
| |
| // Error on most negative divided by -1 |
| ConcatIntoIf<IsSignedIntegral<T>>( // |
| r, std::vector<Case>{ |
| E(T::Lowest(), T{-1}, error_msg(T::Lowest(), T{-1})), |
| }); |
| return r; |
| } |
| |
| template <typename T> |
| std::vector<Case> OpDivFloatCases() { |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "/", b); |
| }; |
| std::vector<Case> r = { |
| C(T{0}, T{1}, T{0}), |
| C(T{1}, T{1}, T{1}), |
| C(T{1}, T{1}, T{1}), |
| C(T{2}, T{1}, T{2}), |
| C(T{4}, T{2}, T{2}), |
| C(T::Highest(), T{1}, T::Highest()), |
| C(T::Lowest(), T{1}, T::Lowest()), |
| C(T::Highest(), T::Highest(), T{1}), |
| C(T{0}, T::Highest(), T{0}), |
| C(T{0}, T::Lowest(), -T{0}), |
| |
| // Divide by zero |
| E(T{123}, T{0}, error_msg(T{123}, T{0})), |
| E(Negate(T{123}), Negate(T{0}), error_msg(Negate(T{123}), Negate(T{0}))), |
| E(Negate(T{123}), T{0}, error_msg(Negate(T{123}), T{0})), |
| E(T{123}, Negate(T{0}), error_msg(T{123}, Negate(T{0}))), |
| }; |
| return r; |
| } |
| INSTANTIATE_TEST_SUITE_P(Div, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kDivide), |
| testing::ValuesIn(Concat( // |
| OpDivIntCases<AInt>(), |
| OpDivIntCases<i32>(), |
| OpDivIntCases<u32>(), |
| OpDivFloatCases<AFloat>(), |
| OpDivFloatCases<f32>(), |
| OpDivFloatCases<f16>())))); |
| |
| template <typename T> |
| std::vector<Case> OpModCases() { |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "%", b); |
| }; |
| |
| // Common cases for all types |
| std::vector<Case> r = { |
| C(T{0}, T{1}, T{0}), // |
| C(T{1}, T{1}, T{0}), // |
| C(T{10}, T{1}, T{0}), // |
| C(T{10}, T{2}, T{0}), // |
| C(T{10}, T{3}, T{1}), // |
| C(T{10}, T{4}, T{2}), // |
| C(T{10}, T{5}, T{0}), // |
| C(T{10}, T{6}, T{4}), // |
| C(T{10}, T{5}, T{0}), // |
| C(T{10}, T{8}, T{2}), // |
| C(T{10}, T{9}, T{1}), // |
| C(T{10}, T{10}, T{0}), // |
| |
| // Error on divide by zero |
| E(T{123}, T{0}, error_msg(T{123}, T{0})), |
| E(T::Highest(), T{0}, error_msg(T::Highest(), T{0})), |
| E(T::Lowest(), T{0}, error_msg(T::Lowest(), T{0})), |
| }; |
| |
| if constexpr (IsIntegral<T>) { |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T::Highest(), T{T::Highest() - T{1}}, T{1}), |
| }); |
| } |
| |
| if constexpr (IsSignedIntegral<T>) { |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T::Lowest(), T{T::Lowest() + T{1}}, -T(1)), |
| |
| // Error on most negative integer divided by -1 |
| E(T::Lowest(), T{-1}, error_msg(T::Lowest(), T{-1})), |
| }); |
| } |
| |
| // Negative values (both signed integrals and floating point) |
| if constexpr (IsSignedIntegral<T> || IsFloatingPoint<T>) { |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(-T{1}, T{1}, T{0}), // |
| |
| // lhs negative, rhs positive |
| C(-T{10}, T{1}, T{0}), // |
| C(-T{10}, T{2}, T{0}), // |
| C(-T{10}, T{3}, -T{1}), // |
| C(-T{10}, T{4}, -T{2}), // |
| C(-T{10}, T{5}, T{0}), // |
| C(-T{10}, T{6}, -T{4}), // |
| C(-T{10}, T{5}, T{0}), // |
| C(-T{10}, T{8}, -T{2}), // |
| C(-T{10}, T{9}, -T{1}), // |
| C(-T{10}, T{10}, T{0}), // |
| |
| // lhs positive, rhs negative |
| C(T{10}, -T{1}, T{0}), // |
| C(T{10}, -T{2}, T{0}), // |
| C(T{10}, -T{3}, T{1}), // |
| C(T{10}, -T{4}, T{2}), // |
| C(T{10}, -T{5}, T{0}), // |
| C(T{10}, -T{6}, T{4}), // |
| C(T{10}, -T{5}, T{0}), // |
| C(T{10}, -T{8}, T{2}), // |
| C(T{10}, -T{9}, T{1}), // |
| C(T{10}, -T{10}, T{0}), // |
| |
| // lhs negative, rhs negative |
| C(-T{10}, -T{1}, T{0}), // |
| C(-T{10}, -T{2}, T{0}), // |
| C(-T{10}, -T{3}, -T{1}), // |
| C(-T{10}, -T{4}, -T{2}), // |
| C(-T{10}, -T{5}, T{0}), // |
| C(-T{10}, -T{6}, -T{4}), // |
| C(-T{10}, -T{5}, T{0}), // |
| C(-T{10}, -T{8}, -T{2}), // |
| C(-T{10}, -T{9}, -T{1}), // |
| C(-T{10}, -T{10}, T{0}), // |
| }); |
| } |
| |
| // Float values |
| if constexpr (IsFloatingPoint<T>) { |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T{10.5}, T{1}, T{0.5}), // |
| C(T{10.5}, T{2}, T{0.5}), // |
| C(T{10.5}, T{3}, T{1.5}), // |
| C(T{10.5}, T{4}, T{2.5}), // |
| C(T{10.5}, T{5}, T{0.5}), // |
| C(T{10.5}, T{6}, T{4.5}), // |
| C(T{10.5}, T{5}, T{0.5}), // |
| C(T{10.5}, T{8}, T{2.5}), // |
| C(T{10.5}, T{9}, T{1.5}), // |
| C(T{10.5}, T{10}, T{0.5}), // |
| |
| // lhs negative, rhs positive |
| C(-T{10.5}, T{1}, -T{0.5}), // |
| C(-T{10.5}, T{2}, -T{0.5}), // |
| C(-T{10.5}, T{3}, -T{1.5}), // |
| C(-T{10.5}, T{4}, -T{2.5}), // |
| C(-T{10.5}, T{5}, -T{0.5}), // |
| C(-T{10.5}, T{6}, -T{4.5}), // |
| C(-T{10.5}, T{5}, -T{0.5}), // |
| C(-T{10.5}, T{8}, -T{2.5}), // |
| C(-T{10.5}, T{9}, -T{1.5}), // |
| C(-T{10.5}, T{10}, -T{0.5}), // |
| |
| // lhs positive, rhs negative |
| C(T{10.5}, -T{1}, T{0.5}), // |
| C(T{10.5}, -T{2}, T{0.5}), // |
| C(T{10.5}, -T{3}, T{1.5}), // |
| C(T{10.5}, -T{4}, T{2.5}), // |
| C(T{10.5}, -T{5}, T{0.5}), // |
| C(T{10.5}, -T{6}, T{4.5}), // |
| C(T{10.5}, -T{5}, T{0.5}), // |
| C(T{10.5}, -T{8}, T{2.5}), // |
| C(T{10.5}, -T{9}, T{1.5}), // |
| C(T{10.5}, -T{10}, T{0.5}), // |
| |
| // lhs negative, rhs negative |
| C(-T{10.5}, -T{1}, -T{0.5}), // |
| C(-T{10.5}, -T{2}, -T{0.5}), // |
| C(-T{10.5}, -T{3}, -T{1.5}), // |
| C(-T{10.5}, -T{4}, -T{2.5}), // |
| C(-T{10.5}, -T{5}, -T{0.5}), // |
| C(-T{10.5}, -T{6}, -T{4.5}), // |
| C(-T{10.5}, -T{5}, -T{0.5}), // |
| C(-T{10.5}, -T{8}, -T{2.5}), // |
| C(-T{10.5}, -T{9}, -T{1.5}), // |
| C(-T{10.5}, -T{10}, -T{0.5}), // |
| }); |
| } |
| |
| return r; |
| } |
| INSTANTIATE_TEST_SUITE_P(Mod, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kModulo), |
| testing::ValuesIn(Concat( // |
| OpModCases<AInt>(), |
| OpModCases<i32>(), |
| OpModCases<u32>(), |
| OpModCases<AFloat>(), |
| OpModCases<f32>(), |
| OpModCases<f16>())))); |
| |
| template <typename T, bool equals> |
| std::vector<Case> OpEqualCases() { |
| return { |
| C(T{0}, T{0}, true == equals), |
| C(T{0}, T{1}, false == equals), |
| C(T{1}, T{0}, false == equals), |
| C(T{1}, T{1}, true == equals), |
| C(Vec(T{0}, T{0}), Vec(T{0}, T{0}), Vec(true == equals, true == equals)), |
| C(Vec(T{1}, T{0}), Vec(T{0}, T{1}), Vec(false == equals, false == equals)), |
| C(Vec(T{1}, T{1}), Vec(T{0}, T{1}), Vec(false == equals, true == equals)), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(Equal, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kEqual), |
| testing::ValuesIn(Concat( // |
| OpEqualCases<AInt, true>(), |
| OpEqualCases<i32, true>(), |
| OpEqualCases<u32, true>(), |
| OpEqualCases<AFloat, true>(), |
| OpEqualCases<f32, true>(), |
| OpEqualCases<f16, true>(), |
| OpEqualCases<bool, true>())))); |
| INSTANTIATE_TEST_SUITE_P(NotEqual, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kNotEqual), |
| testing::ValuesIn(Concat( // |
| OpEqualCases<AInt, false>(), |
| OpEqualCases<i32, false>(), |
| OpEqualCases<u32, false>(), |
| OpEqualCases<AFloat, false>(), |
| OpEqualCases<f32, false>(), |
| OpEqualCases<f16, false>(), |
| OpEqualCases<bool, false>())))); |
| |
| template <typename T, bool less_than> |
| std::vector<Case> OpLessThanCases() { |
| return { |
| C(T{0}, T{0}, false == less_than), |
| C(T{0}, T{1}, true == less_than), |
| C(T{1}, T{0}, false == less_than), |
| C(T{1}, T{1}, false == less_than), |
| C(Vec(T{0}, T{0}), Vec(T{0}, T{0}), Vec(false == less_than, false == less_than)), |
| C(Vec(T{0}, T{0}), Vec(T{1}, T{1}), Vec(true == less_than, true == less_than)), |
| C(Vec(T{1}, T{1}), Vec(T{0}, T{0}), Vec(false == less_than, false == less_than)), |
| C(Vec(T{1}, T{0}), Vec(T{0}, T{1}), Vec(false == less_than, true == less_than)), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(LessThan, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kLessThan), |
| testing::ValuesIn(Concat( // |
| OpLessThanCases<AInt, true>(), |
| OpLessThanCases<i32, true>(), |
| OpLessThanCases<u32, true>(), |
| OpLessThanCases<AFloat, true>(), |
| OpLessThanCases<f32, true>(), |
| OpLessThanCases<f16, true>())))); |
| INSTANTIATE_TEST_SUITE_P(GreaterThanEqual, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kGreaterThanEqual), |
| testing::ValuesIn(Concat( // |
| OpLessThanCases<AInt, false>(), |
| OpLessThanCases<i32, false>(), |
| OpLessThanCases<u32, false>(), |
| OpLessThanCases<AFloat, false>(), |
| OpLessThanCases<f32, false>(), |
| OpLessThanCases<f16, false>())))); |
| |
| template <typename T, bool greater_than> |
| std::vector<Case> OpGreaterThanCases() { |
| return { |
| C(T{0}, T{0}, false == greater_than), |
| C(T{0}, T{1}, false == greater_than), |
| C(T{1}, T{0}, true == greater_than), |
| C(T{1}, T{1}, false == greater_than), |
| C(Vec(T{0}, T{0}), Vec(T{0}, T{0}), Vec(false == greater_than, false == greater_than)), |
| C(Vec(T{1}, T{1}), Vec(T{0}, T{0}), Vec(true == greater_than, true == greater_than)), |
| C(Vec(T{0}, T{0}), Vec(T{1}, T{1}), Vec(false == greater_than, false == greater_than)), |
| C(Vec(T{1}, T{0}), Vec(T{0}, T{1}), Vec(true == greater_than, false == greater_than)), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(GreaterThan, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kGreaterThan), |
| testing::ValuesIn(Concat( // |
| OpGreaterThanCases<AInt, true>(), |
| OpGreaterThanCases<i32, true>(), |
| OpGreaterThanCases<u32, true>(), |
| OpGreaterThanCases<AFloat, true>(), |
| OpGreaterThanCases<f32, true>(), |
| OpGreaterThanCases<f16, true>())))); |
| INSTANTIATE_TEST_SUITE_P(LessThanEqual, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kLessThanEqual), |
| testing::ValuesIn(Concat( // |
| OpGreaterThanCases<AInt, false>(), |
| OpGreaterThanCases<i32, false>(), |
| OpGreaterThanCases<u32, false>(), |
| OpGreaterThanCases<AFloat, false>(), |
| OpGreaterThanCases<f32, false>(), |
| OpGreaterThanCases<f16, false>())))); |
| |
| static std::vector<Case> OpLogicalAndCases() { |
| return { |
| C(true, true, true), |
| C(true, false, false), |
| C(false, true, false), |
| C(false, false, false), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(LogicalAnd, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kLogicalAnd), |
| testing::ValuesIn(OpLogicalAndCases()))); |
| |
| static std::vector<Case> OpLogicalOrCases() { |
| return { |
| C(true, true, true), |
| C(true, false, true), |
| C(false, true, true), |
| C(false, false, false), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(LogicalOr, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kLogicalOr), |
| testing::ValuesIn(OpLogicalOrCases()))); |
| |
| static std::vector<Case> OpAndBoolCases() { |
| return { |
| C(true, true, true), |
| C(true, false, false), |
| C(false, true, false), |
| C(false, false, false), |
| C(Vec(true, true), Vec(true, false), Vec(true, false)), |
| C(Vec(true, true), Vec(false, true), Vec(false, true)), |
| C(Vec(true, false), Vec(true, false), Vec(true, false)), |
| C(Vec(false, true), Vec(true, false), Vec(false, false)), |
| C(Vec(false, false), Vec(true, false), Vec(false, false)), |
| }; |
| } |
| template <typename T> |
| std::vector<Case> OpAndIntCases() { |
| using B = BitValues<T>; |
| return { |
| C(T{0b1010}, T{0b1111}, T{0b1010}), |
| C(T{0b1010}, T{0b0000}, T{0b0000}), |
| C(T{0b1010}, T{0b0011}, T{0b0010}), |
| C(T{0b1010}, T{0b1100}, T{0b1000}), |
| C(T{0b1010}, T{0b0101}, T{0b0000}), |
| C(B::All, B::All, B::All), |
| C(B::LeftMost, B::LeftMost, B::LeftMost), |
| C(B::RightMost, B::RightMost, B::RightMost), |
| C(B::All, T{0}, T{0}), |
| C(T{0}, B::All, T{0}), |
| C(B::LeftMost, B::AllButLeftMost, T{0}), |
| C(B::AllButLeftMost, B::LeftMost, T{0}), |
| C(B::RightMost, B::AllButRightMost, T{0}), |
| C(B::AllButRightMost, B::RightMost, T{0}), |
| C(Vec(B::All, B::LeftMost, B::RightMost), // |
| Vec(B::All, B::All, B::All), // |
| Vec(B::All, B::LeftMost, B::RightMost)), // |
| C(Vec(B::All, B::LeftMost, B::RightMost), // |
| Vec(T{0}, T{0}, T{0}), // |
| Vec(T{0}, T{0}, T{0})), // |
| C(Vec(B::LeftMost, B::RightMost), // |
| Vec(B::AllButLeftMost, B::AllButRightMost), // |
| Vec(T{0}, T{0})), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(And, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kAnd), |
| testing::ValuesIn( // |
| Concat(OpAndBoolCases(), // |
| OpAndIntCases<AInt>(), |
| OpAndIntCases<i32>(), |
| OpAndIntCases<u32>())))); |
| |
| static std::vector<Case> OpOrBoolCases() { |
| return { |
| C(true, true, true), |
| C(true, false, true), |
| C(false, true, true), |
| C(false, false, false), |
| C(Vec(true, true), Vec(true, false), Vec(true, true)), |
| C(Vec(true, true), Vec(false, true), Vec(true, true)), |
| C(Vec(true, false), Vec(true, false), Vec(true, false)), |
| C(Vec(false, true), Vec(true, false), Vec(true, true)), |
| C(Vec(false, false), Vec(true, false), Vec(true, false)), |
| }; |
| } |
| template <typename T> |
| std::vector<Case> OpOrIntCases() { |
| using B = BitValues<T>; |
| return { |
| C(T{0b1010}, T{0b1111}, T{0b1111}), |
| C(T{0b1010}, T{0b0000}, T{0b1010}), |
| C(T{0b1010}, T{0b0011}, T{0b1011}), |
| C(T{0b1010}, T{0b1100}, T{0b1110}), |
| C(T{0b1010}, T{0b0101}, T{0b1111}), |
| C(B::All, B::All, B::All), |
| C(B::LeftMost, B::LeftMost, B::LeftMost), |
| C(B::RightMost, B::RightMost, B::RightMost), |
| C(B::All, T{0}, B::All), |
| C(T{0}, B::All, B::All), |
| C(B::LeftMost, B::AllButLeftMost, B::All), |
| C(B::AllButLeftMost, B::LeftMost, B::All), |
| C(B::RightMost, B::AllButRightMost, B::All), |
| C(B::AllButRightMost, B::RightMost, B::All), |
| C(Vec(B::All, B::LeftMost, B::RightMost), // |
| Vec(B::All, B::All, B::All), // |
| Vec(B::All, B::All, B::All)), // |
| C(Vec(B::All, B::LeftMost, B::RightMost), // |
| Vec(T{0}, T{0}, T{0}), // |
| Vec(B::All, B::LeftMost, B::RightMost)), // |
| C(Vec(B::LeftMost, B::RightMost), // |
| Vec(B::AllButLeftMost, B::AllButRightMost), // |
| Vec(B::All, B::All)), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(Or, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kOr), |
| testing::ValuesIn(Concat(OpOrBoolCases(), |
| OpOrIntCases<AInt>(), |
| OpOrIntCases<i32>(), |
| OpOrIntCases<u32>())))); |
| |
| TEST_F(ResolverConstEvalTest, NotAndOrOfVecs) { |
| auto v1 = Vec(true, true).Expr(*this); |
| auto v2 = Vec(true, false).Expr(*this); |
| auto v3 = Vec(false, true).Expr(*this); |
| auto expr = Not(Or(And(v1, v2), v3)); |
| GlobalConst("C", expr); |
| auto expected_expr = Vec(false, false).Expr(*this); |
| GlobalConst("E", expected_expr); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem = Sem().Get(expr); |
| const constant::Value* value = sem->ConstantValue(); |
| ASSERT_NE(value, nullptr); |
| EXPECT_TYPE(value->Type(), sem->Type()); |
| |
| auto* expected_sem = Sem().Get(expected_expr); |
| const constant::Value* expected_value = expected_sem->ConstantValue(); |
| ASSERT_NE(expected_value, nullptr); |
| EXPECT_TYPE(expected_value->Type(), expected_sem->Type()); |
| |
| ForEachElemPair(value, expected_value, [&](const constant::Value* a, const constant::Value* b) { |
| EXPECT_EQ(a->ValueAs<bool>(), b->ValueAs<bool>()); |
| return HasFailure() ? Action::kStop : Action::kContinue; |
| }); |
| } |
| |
| template <typename T> |
| std::vector<Case> XorCases() { |
| using B = BitValues<T>; |
| return { |
| C(T{0b1010}, T{0b1111}, T{0b0101}), |
| C(T{0b1010}, T{0b0000}, T{0b1010}), |
| C(T{0b1010}, T{0b0011}, T{0b1001}), |
| C(T{0b1010}, T{0b1100}, T{0b0110}), |
| C(T{0b1010}, T{0b0101}, T{0b1111}), |
| C(B::All, B::All, T{0}), |
| C(B::LeftMost, B::LeftMost, T{0}), |
| C(B::RightMost, B::RightMost, T{0}), |
| C(B::All, T{0}, B::All), |
| C(T{0}, B::All, B::All), |
| C(B::LeftMost, B::AllButLeftMost, B::All), |
| C(B::AllButLeftMost, B::LeftMost, B::All), |
| C(B::RightMost, B::AllButRightMost, B::All), |
| C(B::AllButRightMost, B::RightMost, B::All), |
| C(Vec(B::All, B::LeftMost, B::RightMost), // |
| Vec(B::All, B::All, B::All), // |
| Vec(T{0}, B::AllButLeftMost, B::AllButRightMost)), // |
| C(Vec(B::All, B::LeftMost, B::RightMost), // |
| Vec(T{0}, T{0}, T{0}), // |
| Vec(B::All, B::LeftMost, B::RightMost)), // |
| C(Vec(B::LeftMost, B::RightMost), // |
| Vec(B::AllButLeftMost, B::AllButRightMost), // |
| Vec(B::All, B::All)), |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(Xor, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kXor), |
| testing::ValuesIn(Concat(XorCases<AInt>(), // |
| XorCases<i32>(), // |
| XorCases<u32>())))); |
| |
| template <typename T> |
| std::vector<Case> ShiftLeftCases() { |
| using ST = u32; // Shift type is u32 |
| using B = BitValues<T>; |
| auto r = std::vector<Case>{ |
| C(T{0b1010}, ST{0}, T{0b0000'0000'1010}), // |
| C(T{0b1010}, ST{1}, T{0b0000'0001'0100}), // |
| C(T{0b1010}, ST{2}, T{0b0000'0010'1000}), // |
| C(T{0b1010}, ST{3}, T{0b0000'0101'0000}), // |
| C(T{0b1010}, ST{4}, T{0b0000'1010'0000}), // |
| C(T{0b1010}, ST{5}, T{0b0001'0100'0000}), // |
| C(T{0b1010}, ST{6}, T{0b0010'1000'0000}), // |
| C(T{0b1010}, ST{7}, T{0b0101'0000'0000}), // |
| C(T{0b1010}, ST{8}, T{0b1010'0000'0000}), // |
| C(B::LeftMost, ST{0}, B::LeftMost), // |
| |
| C(Vec(T{0b1010}, T{0b1010}), // |
| Vec(ST{0}, ST{1}), // |
| Vec(T{0b0000'0000'1010}, T{0b0000'0001'0100})), // |
| C(Vec(T{0b1010}, T{0b1010}), // |
| Vec(ST{2}, ST{3}), // |
| Vec(T{0b0000'0010'1000}, T{0b0000'0101'0000})), // |
| C(Vec(T{0b1010}, T{0b1010}), // |
| Vec(ST{4}, ST{5}), // |
| Vec(T{0b0000'1010'0000}, T{0b0001'0100'0000})), // |
| C(Vec(T{0b1010}, T{0b1010}, T{0b1010}), // |
| Vec(ST{6}, ST{7}, ST{8}), // |
| Vec(T{0b0010'1000'0000}, T{0b0101'0000'0000}, T{0b1010'0000'0000})), // |
| }; |
| |
| // Abstract 0 can be shifted by any u32 value (0 to 2^32), whereas concrete 0 (or any number) |
| // can only by shifted by a value less than the number of bits of the lhs. |
| // (see ResolverConstEvalShiftLeftConcreteGeqBitWidthError for negative tests) |
| ConcatIntoIf<IsAbstract<T>>( // |
| r, std::vector<Case>{ |
| C(T{0}, ST{64}, T{0}), // |
| C(T{0}, ST{65}, T{0}), // |
| C(T{0}, ST{65}, T{0}), // |
| C(T{0}, ST{10000}, T{0}), // |
| C(T{0}, ST{u32::Highest()}, T{0}), // |
| C(Negate(T{0}), ST{64}, Negate(T{0})), // |
| C(Negate(T{0}), ST{65}, Negate(T{0})), // |
| C(Negate(T{0}), ST{65}, Negate(T{0})), // |
| C(Negate(T{0}), ST{10000}, Negate(T{0})), // |
| C(Negate(T{0}), ST{u32::Highest()}, Negate(T{0})), // |
| }); |
| |
| // Cases that are fine for signed values (no sign change), but would overflow |
| // unsigned values. See below for negative tests. |
| ConcatIntoIf<IsSignedIntegral<T>>( // |
| r, std::vector<Case>{ |
| C(B::TwoLeftMost, ST{1}, B::LeftMost), // |
| C(B::All, ST{1}, B::AllButRightMost), // |
| C(B::All, ST{B::NumBits - 1}, B::LeftMost) // |
| }); |
| |
| // Cases that are fine for unsigned values, but would overflow (sign change) signed |
| // values. See ShiftLeftSignChangeErrorCases() for negative tests. |
| ConcatIntoIf<IsUnsignedIntegral<T>>( // |
| r, std::vector<Case>{ |
| C(T{0b0001}, ST{B::NumBits - 1}, B::Lsh(0b0001, B::NumBits - 1)), |
| C(T{0b0010}, ST{B::NumBits - 2}, B::Lsh(0b0010, B::NumBits - 2)), |
| C(T{0b0100}, ST{B::NumBits - 3}, B::Lsh(0b0100, B::NumBits - 3)), |
| C(T{0b1000}, ST{B::NumBits - 4}, B::Lsh(0b1000, B::NumBits - 4)), |
| |
| C(T{0b0011}, ST{B::NumBits - 2}, B::Lsh(0b0011, B::NumBits - 2)), |
| C(T{0b0110}, ST{B::NumBits - 3}, B::Lsh(0b0110, B::NumBits - 3)), |
| C(T{0b1100}, ST{B::NumBits - 4}, B::Lsh(0b1100, B::NumBits - 4)), |
| |
| C(B::AllButLeftMost, ST{1}, B::AllButRightMost), |
| }); |
| |
| auto error_msg = [](auto a, auto b) { |
| return "12:34 error: " + OverflowErrorMessage(a, "<<", b); |
| }; |
| ConcatIntoIf<IsAbstract<T>>( // |
| r, std::vector<Case>{ |
| // ShiftLeft of AInts that result in values not representable as AInts. |
| // Note that for i32/u32, these would error because shift value is larger than 32. |
| E(B::All, T{B::NumBits}, error_msg(B::All, T{B::NumBits})), |
| E(B::RightMost, T{B::NumBits}, error_msg(B::RightMost, T{B::NumBits})), |
| E(B::AllButLeftMost, T{B::NumBits}, error_msg(B::AllButLeftMost, T{B::NumBits})), |
| E(B::AllButLeftMost, T{B::NumBits + 1}, |
| error_msg(B::AllButLeftMost, T{B::NumBits + 1})), |
| E(B::AllButLeftMost, T{B::NumBits + 1000}, |
| error_msg(B::AllButLeftMost, T{B::NumBits + 1000})), |
| }); |
| ConcatIntoIf<IsUnsignedIntegral<T>>( // |
| r, std::vector<Case>{ |
| // ShiftLeft of u32s that overflow (non-zero bits get shifted out) |
| E(T{0b00010}, T{31}, error_msg(T{0b00010}, T{31})), |
| E(T{0b00100}, T{30}, error_msg(T{0b00100}, T{30})), |
| E(T{0b01000}, T{29}, error_msg(T{0b01000}, T{29})), |
| E(T{0b10000}, T{28}, error_msg(T{0b10000}, T{28})), |
| //... |
| E(T{1 << 28}, T{4}, error_msg(T{1 << 28}, T{4})), |
| E(T{1 << 29}, T{3}, error_msg(T{1 << 29}, T{3})), |
| E(T{1 << 30}, T{2}, error_msg(T{1 << 30}, T{2})), |
| E(T{1u << 31}, T{1}, error_msg(T{1u << 31}, T{1})), |
| |
| // And some more |
| E(B::All, T{1}, error_msg(B::All, T{1})), |
| E(B::AllButLeftMost, T{2}, error_msg(B::AllButLeftMost, T{2})), |
| }); |
| |
| return r; |
| } |
| INSTANTIATE_TEST_SUITE_P(ShiftLeft, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kShiftLeft), |
| testing::ValuesIn(Concat(ShiftLeftCases<AInt>(), // |
| ShiftLeftCases<i32>(), // |
| ShiftLeftCases<u32>())))); |
| |
| TEST_F(ResolverConstEvalTest, BinaryAbstractAddOverflow_AInt) { |
| GlobalConst("c", Add(Source{{1, 1}}, Expr(AInt::Highest()), 1_a)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "1:1 error: '9223372036854775807 + 1' cannot be represented as 'abstract-int'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, BinaryAbstractAddUnderflow_AInt) { |
| GlobalConst("c", Add(Source{{1, 1}}, Expr(AInt::Lowest()), -1_a)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "1:1 error: '-9223372036854775808 + -1' cannot be represented as 'abstract-int'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, BinaryAbstractAddOverflow_AFloat) { |
| GlobalConst("c", Add(Source{{1, 1}}, Expr(AFloat::Highest()), AFloat::Highest())); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "1:1 error: '1.7976931348623157081e+308 + 1.7976931348623157081e+308' cannot be " |
| "represented as 'abstract-float'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, BinaryAbstractAddUnderflow_AFloat) { |
| GlobalConst("c", Add(Source{{1, 1}}, Expr(AFloat::Lowest()), AFloat::Lowest())); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "1:1 error: '-1.7976931348623157081e+308 + -1.7976931348623157081e+308' cannot be " |
| "represented as 'abstract-float'"); |
| } |
| |
| // Mixed AInt and AFloat args to test implicit conversion to AFloat |
| INSTANTIATE_TEST_SUITE_P( |
| AbstractMixed, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( |
| testing::Values(ast::BinaryOp::kAdd), |
| testing::Values(C(Val(1_a), Val(2.3_a), Val(3.3_a)), |
| C(Val(2.3_a), Val(1_a), Val(3.3_a)), |
| C(Val(1_a), Vec(2.3_a, 2.3_a, 2.3_a), Vec(3.3_a, 3.3_a, 3.3_a)), |
| C(Vec(2.3_a, 2.3_a, 2.3_a), Val(1_a), Vec(3.3_a, 3.3_a, 3.3_a)), |
| C(Vec(2.3_a, 2.3_a, 2.3_a), Val(1_a), Vec(3.3_a, 3.3_a, 3.3_a)), |
| C(Val(1_a), Vec(2.3_a, 2.3_a, 2.3_a), Vec(3.3_a, 3.3_a, 3.3_a)), |
| C(Mat({1_a, 2_a}, // |
| {1_a, 2_a}, // |
| {1_a, 2_a}), // |
| Mat({1.2_a, 2.3_a}, // |
| {1.2_a, 2.3_a}, // |
| {1.2_a, 2.3_a}), // |
| Mat({2.2_a, 4.3_a}, // |
| {2.2_a, 4.3_a}, // |
| {2.2_a, 4.3_a})), // |
| C(Mat({1.2_a, 2.3_a}, // |
| {1.2_a, 2.3_a}, // |
| {1.2_a, 2.3_a}), // |
| Mat({1_a, 2_a}, // |
| {1_a, 2_a}, // |
| {1_a, 2_a}), // |
| Mat({2.2_a, 4.3_a}, // |
| {2.2_a, 4.3_a}, // |
| {2.2_a, 4.3_a})) // |
| ))); |
| |
| // AInt left shift negative value -> error |
| TEST_F(ResolverConstEvalTest, BinaryAbstractShiftLeftByNegativeValue_Error) { |
| GlobalConst("c", Shl(Expr(1_a), Expr(Source{{1, 1}}, -1_a))); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "1:1 error: value -1 cannot be represented as 'u32'"); |
| } |
| |
| // AInt left shift by AInt or u32 always results in an AInt |
| TEST_F(ResolverConstEvalTest, BinaryAbstractShiftLeftRemainsAbstract) { |
| auto* expr1 = Shl(Expr(1_a), Expr(1_u)); |
| GlobalConst("c1", expr1); |
| |
| auto* expr2 = Shl(Expr(1_a), Expr(1_a)); |
| GlobalConst("c2", expr2); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| |
| auto* sem1 = Sem().Get(expr1); |
| ASSERT_NE(sem1, nullptr); |
| auto* sem2 = Sem().Get(expr2); |
| ASSERT_NE(sem2, nullptr); |
| |
| auto aint_ty = create<type::AbstractInt>(); |
| EXPECT_EQ(sem1->Type(), aint_ty); |
| EXPECT_EQ(sem2->Type(), aint_ty); |
| } |
| |
| // i32/u32 left shift by >= 32 -> error |
| using ResolverConstEvalShiftLeftConcreteGeqBitWidthError = ResolverTestWithParam<ErrorCase>; |
| TEST_P(ResolverConstEvalShiftLeftConcreteGeqBitWidthError, Test) { |
| auto* lhs_expr = GetParam().lhs.Expr(*this); |
| auto* rhs_expr = GetParam().rhs.Expr(*this); |
| GlobalConst("c", Shl(Source{{1, 1}}, lhs_expr, rhs_expr)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ( |
| r()->error(), |
| "1:1 error: shift left value must be less than the bit width of the lhs, which is 32"); |
| } |
| INSTANTIATE_TEST_SUITE_P(Test, |
| ResolverConstEvalShiftLeftConcreteGeqBitWidthError, |
| testing::Values( // |
| ErrorCase{Val(0_u), Val(32_u)}, // |
| ErrorCase{Val(0_u), Val(33_u)}, // |
| ErrorCase{Val(0_u), Val(34_u)}, // |
| ErrorCase{Val(0_u), Val(10000_u)}, // |
| ErrorCase{Val(0_u), Val(u32::Highest())}, // |
| ErrorCase{Val(0_i), Val(32_u)}, // |
| ErrorCase{Val(0_i), Val(33_u)}, // |
| ErrorCase{Val(0_i), Val(34_u)}, // |
| ErrorCase{Val(0_i), Val(10000_u)}, // |
| ErrorCase{Val(0_i), Val(u32::Highest())}, // |
| ErrorCase{Val(Negate(0_u)), Val(32_u)}, // |
| ErrorCase{Val(Negate(0_u)), Val(33_u)}, // |
| ErrorCase{Val(Negate(0_u)), Val(34_u)}, // |
| ErrorCase{Val(Negate(0_u)), Val(10000_u)}, // |
| ErrorCase{Val(Negate(0_u)), Val(u32::Highest())}, // |
| ErrorCase{Val(Negate(0_i)), Val(32_u)}, // |
| ErrorCase{Val(Negate(0_i)), Val(33_u)}, // |
| ErrorCase{Val(Negate(0_i)), Val(34_u)}, // |
| ErrorCase{Val(Negate(0_i)), Val(10000_u)}, // |
| ErrorCase{Val(Negate(0_i)), Val(u32::Highest())}, // |
| ErrorCase{Val(1_i), Val(32_u)}, // |
| ErrorCase{Val(1_i), Val(33_u)}, // |
| ErrorCase{Val(1_i), Val(34_u)}, // |
| ErrorCase{Val(1_i), Val(10000_u)}, // |
| ErrorCase{Val(1_i), Val(u32::Highest())}, // |
| ErrorCase{Val(1_u), Val(32_u)}, // |
| ErrorCase{Val(1_u), Val(33_u)}, // |
| ErrorCase{Val(1_u), Val(34_u)}, // |
| ErrorCase{Val(1_u), Val(10000_u)}, // |
| ErrorCase{Val(1_u), Val(u32::Highest())} // |
| )); |
| |
| // AInt left shift results in sign change error |
| using ResolverConstEvalShiftLeftSignChangeError = ResolverTestWithParam<ErrorCase>; |
| TEST_P(ResolverConstEvalShiftLeftSignChangeError, Test) { |
| auto* lhs_expr = GetParam().lhs.Expr(*this); |
| auto* rhs_expr = GetParam().rhs.Expr(*this); |
| GlobalConst("c", Shl(Source{{1, 1}}, lhs_expr, rhs_expr)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "1:1 error: shift left operation results in sign change"); |
| } |
| template <typename T> |
| std::vector<ErrorCase> ShiftLeftSignChangeErrorCases() { |
| // Shift type is u32 for non-abstract |
| using ST = std::conditional_t<IsAbstract<T>, T, u32>; |
| using B = BitValues<T>; |
| return { |
| {Val(T{0b0001}), Val(ST{B::NumBits - 1})}, |
| {Val(T{0b0010}), Val(ST{B::NumBits - 2})}, |
| {Val(T{0b0100}), Val(ST{B::NumBits - 3})}, |
| {Val(T{0b1000}), Val(ST{B::NumBits - 4})}, |
| {Val(T{0b0011}), Val(ST{B::NumBits - 2})}, |
| {Val(T{0b0110}), Val(ST{B::NumBits - 3})}, |
| {Val(T{0b1100}), Val(ST{B::NumBits - 4})}, |
| {Val(B::AllButLeftMost), Val(ST{1})}, |
| {Val(B::AllButLeftMost), Val(ST{B::NumBits - 1})}, |
| {Val(B::LeftMost), Val(ST{1})}, |
| {Val(B::LeftMost), Val(ST{B::NumBits - 1})}, |
| }; |
| } |
| INSTANTIATE_TEST_SUITE_P(Test, |
| ResolverConstEvalShiftLeftSignChangeError, |
| testing::ValuesIn(Concat( // |
| ShiftLeftSignChangeErrorCases<AInt>(), |
| ShiftLeftSignChangeErrorCases<i32>()))); |
| |
| template <typename T> |
| std::vector<Case> ShiftRightCases() { |
| using B = BitValues<T>; |
| auto r = std::vector<Case>{ |
| C(T{0b10101100}, u32{0}, T{0b10101100}), // |
| C(T{0b10101100}, u32{1}, T{0b01010110}), // |
| C(T{0b10101100}, u32{2}, T{0b00101011}), // |
| C(T{0b10101100}, u32{3}, T{0b00010101}), // |
| C(T{0b10101100}, u32{4}, T{0b00001010}), // |
| C(T{0b10101100}, u32{5}, T{0b00000101}), // |
| C(T{0b10101100}, u32{6}, T{0b00000010}), // |
| C(T{0b10101100}, u32{7}, T{0b00000001}), // |
| C(T{0b10101100}, u32{8}, T{0b00000000}), // |
| C(T{0b10101100}, u32{9}, T{0b00000000}), // |
| C(B::LeftMost, u32{0}, B::LeftMost), // |
| }; |
| |
| // msb not set, same for all types: inserted bit is 0 |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T{0b01000000000000000000000010101100}, u32{0}, // |
| T{0b01000000000000000000000010101100}), |
| C(T{0b01000000000000000000000010101100}, u32{1}, // |
| T{0b00100000000000000000000001010110}), |
| C(T{0b01000000000000000000000010101100}, u32{2}, // |
| T{0b00010000000000000000000000101011}), |
| C(T{0b01000000000000000000000010101100}, u32{3}, // |
| T{0b00001000000000000000000000010101}), |
| C(T{0b01000000000000000000000010101100}, u32{4}, // |
| T{0b00000100000000000000000000001010}), |
| C(T{0b01000000000000000000000010101100}, u32{5}, // |
| T{0b00000010000000000000000000000101}), |
| C(T{0b01000000000000000000000010101100}, u32{6}, // |
| T{0b00000001000000000000000000000010}), |
| C(T{0b01000000000000000000000010101100}, u32{7}, // |
| T{0b00000000100000000000000000000001}), |
| C(T{0b01000000000000000000000010101100}, u32{8}, // |
| T{0b00000000010000000000000000000000}), |
| C(T{0b01000000000000000000000010101100}, u32{9}, // |
| T{0b00000000001000000000000000000000}), |
| }); |
| |
| // msb set, result differs for i32 and u32 |
| if constexpr (std::is_same_v<T, u32>) { |
| // If unsigned, insert zero bits at the most significant positions. |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T{0b10000000000000000000000010101100}, u32{0}, |
| T{0b10000000000000000000000010101100}), |
| C(T{0b10000000000000000000000010101100}, u32{1}, |
| T{0b01000000000000000000000001010110}), |
| C(T{0b10000000000000000000000010101100}, u32{2}, |
| T{0b00100000000000000000000000101011}), |
| C(T{0b10000000000000000000000010101100}, u32{3}, |
| T{0b00010000000000000000000000010101}), |
| C(T{0b10000000000000000000000010101100}, u32{4}, |
| T{0b00001000000000000000000000001010}), |
| C(T{0b10000000000000000000000010101100}, u32{5}, |
| T{0b00000100000000000000000000000101}), |
| C(T{0b10000000000000000000000010101100}, u32{6}, |
| T{0b00000010000000000000000000000010}), |
| C(T{0b10000000000000000000000010101100}, u32{7}, |
| T{0b00000001000000000000000000000001}), |
| C(T{0b10000000000000000000000010101100}, u32{8}, |
| T{0b00000000100000000000000000000000}), |
| C(T{0b10000000000000000000000010101100}, u32{9}, |
| T{0b00000000010000000000000000000000}), |
| // msb shifted by bit width - 1 |
| C(T{0b10000000000000000000000000000000}, u32{31}, |
| T{0b00000000000000000000000000000001}), |
| }); |
| } else if constexpr (std::is_same_v<T, i32>) { |
| // If signed, each inserted bit is 1, so the result is negative. |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T{0b10000000000000000000000010101100}, u32{0}, |
| T{0b10000000000000000000000010101100}), // |
| C(T{0b10000000000000000000000010101100}, u32{1}, |
| T{0b11000000000000000000000001010110}), // |
| C(T{0b10000000000000000000000010101100}, u32{2}, |
| T{0b11100000000000000000000000101011}), // |
| C(T{0b10000000000000000000000010101100}, u32{3}, |
| T{0b11110000000000000000000000010101}), // |
| C(T{0b10000000000000000000000010101100}, u32{4}, |
| T{0b11111000000000000000000000001010}), // |
| C(T{0b10000000000000000000000010101100}, u32{5}, |
| T{0b11111100000000000000000000000101}), // |
| C(T{0b10000000000000000000000010101100}, u32{6}, |
| T{0b11111110000000000000000000000010}), // |
| C(T{0b10000000000000000000000010101100}, u32{7}, |
| T{0b11111111000000000000000000000001}), // |
| C(T{0b10000000000000000000000010101100}, u32{8}, |
| T{0b11111111100000000000000000000000}), // |
| C(T{0b10000000000000000000000010101100}, u32{9}, |
| T{0b11111111110000000000000000000000}), // |
| // msb shifted by bit width - 1 |
| C(T{0b10000000000000000000000000000000}, u32{31}, |
| T{0b11111111111111111111111111111111}), |
| }); |
| } |
| |
| // Test shift right by bit width or more |
| if constexpr (IsAbstract<T>) { |
| // For abstract int, no error, result is 0 |
| ConcatInto( // |
| r, std::vector<Case>{ |
| C(T{0}, u32{B::NumBits}, T{0}), |
| C(T{0}, u32{B::NumBits + 1}, T{0}), |
| C(T{0}, u32{B::NumBits + 1000}, T{0}), |
| C(T{42}, u32{B::NumBits}, T{0}), |
| C(T{42}, u32{B::NumBits + 1}, T{0}), |
| C(T{42}, u32{B::NumBits + 1000}, T{0}), |
| }); |
| } else { |
| // For concretes, error |
| const char* error_msg = |
| "12:34 error: shift right value must be less than the bit width of the lhs, which is " |
| "32"; |
| ConcatInto( // |
| r, std::vector<Case>{ |
| E(T{0}, u32{B::NumBits}, error_msg), |
| E(T{0}, u32{B::NumBits + 1}, error_msg), |
| E(T{0}, u32{B::NumBits + 1000}, error_msg), |
| E(T{42}, u32{B::NumBits}, error_msg), |
| E(T{42}, u32{B::NumBits + 1}, error_msg), |
| E(T{42}, u32{B::NumBits + 1000}, error_msg), |
| }); |
| } |
| |
| return r; |
| } |
| INSTANTIATE_TEST_SUITE_P(ShiftRight, |
| ResolverConstEvalBinaryOpTest, |
| testing::Combine( // |
| testing::Values(ast::BinaryOp::kShiftRight), |
| testing::ValuesIn(Concat(ShiftRightCases<AInt>(), // |
| ShiftRightCases<i32>(), // |
| ShiftRightCases<u32>())))); |
| |
| namespace LogicalShortCircuit { |
| |
| /// Validates that `binary` is a short-circuiting logical and expression |
| static void ValidateAnd(const sem::Info& sem, const ast::BinaryExpression* binary) { |
| auto* lhs = binary->lhs; |
| auto* rhs = binary->rhs; |
| |
| auto* lhs_sem = sem.Get(lhs); |
| ASSERT_TRUE(lhs_sem->ConstantValue()); |
| EXPECT_EQ(lhs_sem->ConstantValue()->ValueAs<bool>(), false); |
| EXPECT_EQ(lhs_sem->Stage(), sem::EvaluationStage::kConstant); |
| |
| auto* rhs_sem = sem.Get(rhs); |
| EXPECT_EQ(rhs_sem->ConstantValue(), nullptr); |
| EXPECT_EQ(rhs_sem->Stage(), sem::EvaluationStage::kNotEvaluated); |
| |
| auto* binary_sem = sem.Get(binary); |
| ASSERT_TRUE(binary_sem->ConstantValue()); |
| EXPECT_EQ(binary_sem->ConstantValue()->ValueAs<bool>(), false); |
| EXPECT_EQ(binary_sem->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| /// Validates that `binary` is a short-circuiting logical or expression |
| static void ValidateOr(const sem::Info& sem, const ast::BinaryExpression* binary) { |
| auto* lhs = binary->lhs; |
| auto* rhs = binary->rhs; |
| |
| auto* lhs_sem = sem.Get(lhs); |
| ASSERT_TRUE(lhs_sem->ConstantValue()); |
| EXPECT_EQ(lhs_sem->ConstantValue()->ValueAs<bool>(), true); |
| EXPECT_EQ(lhs_sem->Stage(), sem::EvaluationStage::kConstant); |
| |
| auto* rhs_sem = sem.Get(rhs); |
| EXPECT_EQ(rhs_sem->ConstantValue(), nullptr); |
| EXPECT_EQ(rhs_sem->Stage(), sem::EvaluationStage::kNotEvaluated); |
| |
| auto* binary_sem = sem.Get(binary); |
| ASSERT_TRUE(binary_sem->ConstantValue()); |
| EXPECT_EQ(binary_sem->ConstantValue()->ValueAs<bool>(), true); |
| EXPECT_EQ(binary_sem->Stage(), sem::EvaluationStage::kConstant); |
| } |
| |
| // Naming convention for tests below: |
| // |
| // [Non]ShortCircuit_[And|Or]_[Error|Invalid]_<Op> |
| // |
| // Where: |
| // ShortCircuit: the rhs will not be const-evaluated |
| // NonShortCircuitL the rhs will be const-evaluated |
| // |
| // And/Or: type of binary expression |
| // |
| // Error: a non-const evaluation error (e.g. parser or validation error) |
| // Invalid: a const-evaluation error |
| // |
| // <Op> the type of operation on the rhs that may or may not be short-circuited. |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Unary |
| //////////////////////////////////////////////// |
| |
| // NOTE: Cannot demonstrate short-circuiting an invalid unary op as const eval of unary does not |
| // fail. |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_Unary) { |
| // const one = 1; |
| // const result = (one == 0) && (!0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Not(Source{{12, 34}}, 0_a); |
| GlobalConst("result", LogicalAnd(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), R"(12:34 error: no matching overload for operator ! (abstract-int) |
| |
| 2 candidate operators: |
| operator ! (bool) -> bool |
| operator ! (vecN<bool>) -> vecN<bool> |
| )"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_Unary) { |
| // const one = 1; |
| // const result = (one == 1) || (!0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Not(Source{{12, 34}}, 0_a); |
| GlobalConst("result", LogicalOr(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), R"(12:34 error: no matching overload for operator ! (abstract-int) |
| |
| 2 candidate operators: |
| operator ! (bool) -> bool |
| operator ! (vecN<bool>) -> vecN<bool> |
| )"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Binary |
| //////////////////////////////////////////////// |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Invalid_Binary) { |
| // const one = 1; |
| // const result = (one == 0) && ((2 / 0) == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Div(2_a, 0_a), 0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateAnd(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_And_Invalid_Binary) { |
| // const one = 1; |
| // const result = (one == 1) && ((2 / 0) == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Div(Source{{12, 34}}, 2_a, 0_a), 0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: '2 / 0' cannot be represented as 'abstract-int'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_Binary) { |
| // const one = 1; |
| // const result = (one == 0) && (2 / 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Div(2_a, 0_a); |
| auto* binary = LogicalAnd(Source{{12, 34}}, lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching overload for operator && (bool, abstract-int) |
| |
| 1 candidate operator: |
| operator && (bool, bool) -> bool |
| )"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Invalid_Binary) { |
| // const one = 1; |
| // const result = (one == 1) || ((2 / 0) == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Div(2_a, 0_a), 0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateOr(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_Or_Invalid_Binary) { |
| // const one = 1; |
| // const result = (one == 0) || ((2 / 0) == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Div(Source{{12, 34}}, 2_a, 0_a), 0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: '2 / 0' cannot be represented as 'abstract-int'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_Binary) { |
| // const one = 1; |
| // const result = (one == 1) || (2 / 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Div(2_a, 0_a); |
| auto* binary = LogicalOr(Source{{12, 34}}, lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching overload for operator || (bool, abstract-int) |
| |
| 1 candidate operator: |
| operator || (bool, bool) -> bool |
| )"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Materialize |
| //////////////////////////////////////////////// |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Invalid_Materialize) { |
| // const one = 1; |
| // const result = (one == 0) && (1.7976931348623157e+308 == 0.0f); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Expr(1.7976931348623157e+308_a), 0_f); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateAnd(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_And_Invalid_Materialize) { |
| // const one = 1; |
| // const result = (one == 1) && (1.7976931348623157e+308 == 0.0f); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Expr(Source{{12, 34}}, 1.7976931348623157e+308_a), 0_f); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: value 1.7976931348623157081e+308 cannot be represented as 'f32'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_Materialize) { |
| // const one = 1; |
| // const result = (one == 0) && (1.7976931348623157e+308 == 0i); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Source{{12, 34}}, 1.7976931348623157e+308_a, 0_i); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching overload for operator == (abstract-float, i32) |
| |
| 2 candidate operators: |
| operator == (T, T) -> bool where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| operator == (vecN<T>, vecN<T>) -> vecN<bool> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| )"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Invalid_Materialize) { |
| // const one = 1; |
| // const result = (one == 1) || (1.7976931348623157e+308 == 0.0f); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(1.7976931348623157e+308_a, 0_f); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateOr(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_Or_Invalid_Materialize) { |
| // const one = 1; |
| // const result = (one == 0) || (1.7976931348623157e+308 == 0.0f); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Expr(Source{{12, 34}}, 1.7976931348623157e+308_a), 0_f); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: value 1.7976931348623157081e+308 cannot be represented as 'f32'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_Materialize) { |
| // const one = 1; |
| // const result = (one == 1) || (1.7976931348623157e+308 == 0i); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Source{{12, 34}}, Expr(1.7976931348623157e+308_a), 0_i); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching overload for operator == (abstract-float, i32) |
| |
| 2 candidate operators: |
| operator == (T, T) -> bool where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| operator == (vecN<T>, vecN<T>) -> vecN<bool> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| )"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Index |
| //////////////////////////////////////////////// |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Invalid_Index) { |
| // const one = 1; |
| // const a = array(1i, 2i, 3i); |
| // const i = 4; |
| // const result = (one == 0) && (a[i] == 0); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", array<i32, 3>(1_i, 2_i, 3_i)); |
| GlobalConst("i", Expr(4_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(IndexAccessor("a", "i"), 0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateAnd(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_And_Invalid_Index) { |
| // const one = 1; |
| // const a = array(1i, 2i, 3i); |
| // const i = 3; |
| // const result = (one == 1) && (a[i] == 0); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", array<i32, 3>(1_i, 2_i, 3_i)); |
| GlobalConst("i", Expr(3_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(IndexAccessor("a", Expr(Source{{12, 34}}, "i")), 0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: index 3 out of bounds [0..2]"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_Index) { |
| // const one = 1; |
| // const a = array(1i, 2i, 3i); |
| // const i = 3; |
| // const result = (one == 0) && (a[i] == 0.0f); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", array<i32, 3>(1_i, 2_i, 3_i)); |
| GlobalConst("i", Expr(3_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Source{{12, 34}}, IndexAccessor("a", "i"), 0.0_f); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching overload for operator == (i32, f32) |
| |
| 2 candidate operators: |
| operator == (T, T) -> bool where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| operator == (vecN<T>, vecN<T>) -> vecN<bool> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| )"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Invalid_Index) { |
| // const one = 1; |
| // const a = array(1i, 2i, 3i); |
| // const i = 4; |
| // const result = (one == 1) || (a[i] == 0); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", array<i32, 3>(1_i, 2_i, 3_i)); |
| GlobalConst("i", Expr(4_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(IndexAccessor("a", "i"), 0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateOr(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_Or_Invalid_Index) { |
| // const one = 1; |
| // const a = array(1i, 2i, 3i); |
| // const i = 3; |
| // const result = (one == 0) || (a[i] == 0); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", array<i32, 3>(1_i, 2_i, 3_i)); |
| GlobalConst("i", Expr(3_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(IndexAccessor("a", Expr(Source{{12, 34}}, "i")), 0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: index 3 out of bounds [0..2]"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_Index) { |
| // const one = 1; |
| // const a = array(1i, 2i, 3i); |
| // const i = 3; |
| // const result = (one == 1) || (a[i] == 0.0f); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", array<i32, 3>(1_i, 2_i, 3_i)); |
| GlobalConst("i", Expr(3_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Source{{12, 34}}, IndexAccessor("a", "i"), 0.0_f); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching overload for operator == (i32, f32) |
| |
| 2 candidate operators: |
| operator == (T, T) -> bool where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| operator == (vecN<T>, vecN<T>) -> vecN<bool> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| )"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Bitcast |
| //////////////////////////////////////////////// |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Invalid_Bitcast) { |
| // const one = 1; |
| // const a = 0x7F800000; |
| // const result = (one == 0) && (bitcast<f32>(a) == 0.0); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", Expr(0x7F800000_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Bitcast<f32>("a"), 0.0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateAnd(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_And_Invalid_Bitcast) { |
| // const one = 1; |
| // const a = 0x7F800000; |
| // const result = (one == 1) && (bitcast<f32>(a) == 0.0); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", Expr(0x7F800000_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Bitcast(Source{{12, 34}}, ty.f32(), "a"), 0.0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: value inf cannot be represented as 'f32'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_Bitcast) { |
| // const one = 1; |
| // const a = 0x7F800000; |
| // const result = (one == 0) && (bitcast<f32>(a) == 0i); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", Expr(0x7F800000_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Source{{12, 34}}, Bitcast(ty.f32(), "a"), 0_i); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), R"(12:34 error: no matching overload for operator == (f32, i32) |
| |
| 2 candidate operators: |
| operator == (T, T) -> bool where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| operator == (vecN<T>, vecN<T>) -> vecN<bool> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| )"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Invalid_Bitcast) { |
| // const one = 1; |
| // const a = 0x7F800000; |
| // const result = (one == 1) || (bitcast<f32>(a) == 0.0); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", Expr(0x7F800000_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Bitcast<f32>("a"), 0.0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateOr(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_Or_Invalid_Bitcast) { |
| // const one = 1; |
| // const a = 0x7F800000; |
| // const result = (one == 0) || (bitcast<f32>(a) == 0.0); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", Expr(0x7F800000_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Bitcast(Source{{12, 34}}, ty.f32(), "a"), 0.0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: value inf cannot be represented as 'f32'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_Bitcast) { |
| // const one = 1; |
| // const a = 0x7F800000; |
| // const result = (one == 1) || (bitcast<f32>(a) == 0i); |
| GlobalConst("one", Expr(1_a)); |
| GlobalConst("a", Expr(0x7F800000_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Source{{12, 34}}, Bitcast(ty.f32(), "a"), 0_i); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), R"(12:34 error: no matching overload for operator == (f32, i32) |
| |
| 2 candidate operators: |
| operator == (T, T) -> bool where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| operator == (vecN<T>, vecN<T>) -> vecN<bool> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| )"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Type Init/Convert |
| //////////////////////////////////////////////// |
| |
| // NOTE: Cannot demonstrate short-circuiting an invalid init/convert as const eval of init/convert |
| // always succeeds. |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_Init) { |
| // const one = 1; |
| // const result = (one == 0) && (vec2<f32>(1.0, true).x == 0.0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(MemberAccessor(vec2<f32>(Source{{12, 34}}, 1.0_a, Expr(true)), "x"), 0.0_a); |
| GlobalConst("result", LogicalAnd(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching initializer for vec2<f32>(abstract-float, bool) |
| |
| 4 candidate initializers: |
| vec2(x: T, y: T) -> vec2<T> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| vec2(T) -> vec2<T> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| vec2(vec2<T>) -> vec2<T> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| vec2<T>() -> vec2<T> where: T is f32, f16, i32, u32 or bool |
| |
| 5 candidate conversions: |
| vec2<T>(vec2<U>) -> vec2<f32> where: T is f32, U is abstract-int, abstract-float, i32, f16, u32 or bool |
| vec2<T>(vec2<U>) -> vec2<f16> where: T is f16, U is abstract-int, abstract-float, f32, i32, u32 or bool |
| vec2<T>(vec2<U>) -> vec2<i32> where: T is i32, U is abstract-int, abstract-float, f32, f16, u32 or bool |
| vec2<T>(vec2<U>) -> vec2<u32> where: T is u32, U is abstract-int, abstract-float, f32, f16, i32 or bool |
| vec2<T>(vec2<U>) -> vec2<bool> where: T is bool, U is abstract-int, abstract-float, f32, f16, i32 or u32 |
| )"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_Init) { |
| // const one = 1; |
| // const result = (one == 1) || (vec2<f32>(1.0, true).x == 0.0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(MemberAccessor(vec2<f32>(Source{{12, 34}}, 1.0_a, Expr(true)), "x"), 0.0_a); |
| GlobalConst("result", LogicalOr(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching initializer for vec2<f32>(abstract-float, bool) |
| |
| 4 candidate initializers: |
| vec2(x: T, y: T) -> vec2<T> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| vec2(T) -> vec2<T> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| vec2(vec2<T>) -> vec2<T> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| vec2<T>() -> vec2<T> where: T is f32, f16, i32, u32 or bool |
| |
| 5 candidate conversions: |
| vec2<T>(vec2<U>) -> vec2<f32> where: T is f32, U is abstract-int, abstract-float, i32, f16, u32 or bool |
| vec2<T>(vec2<U>) -> vec2<f16> where: T is f16, U is abstract-int, abstract-float, f32, i32, u32 or bool |
| vec2<T>(vec2<U>) -> vec2<i32> where: T is i32, U is abstract-int, abstract-float, f32, f16, u32 or bool |
| vec2<T>(vec2<U>) -> vec2<u32> where: T is u32, U is abstract-int, abstract-float, f32, f16, i32 or bool |
| vec2<T>(vec2<U>) -> vec2<bool> where: T is bool, U is abstract-int, abstract-float, f32, f16, i32 or u32 |
| )"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Array/Struct Init |
| //////////////////////////////////////////////// |
| |
| // NOTE: Cannot demonstrate short-circuiting an invalid array/struct init as const eval of |
| // array/struct init always succeeds. |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_StructInit) { |
| // struct S { |
| // a : i32, |
| // b : f32, |
| // } |
| // const one = 1; |
| // const result = (one == 0) && Foo(1, true).a == 0; |
| Structure("S", utils::Vector{Member("a", ty.i32()), Member("b", ty.f32())}); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal( |
| MemberAccessor(Construct(ty.type_name("S"), Expr(1_a), Expr(Source{{12, 34}}, true)), "a"), |
| 0_a); |
| GlobalConst("result", LogicalAnd(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: type in struct initializer does not match struct member type: " |
| "expected 'f32', found 'bool'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_StructInit) { |
| // struct S { |
| // a : i32, |
| // b : f32, |
| // } |
| // const one = 1; |
| // const result = (one == 1) || Foo(1, true).a == 0; |
| Structure("S", utils::Vector{Member("a", ty.i32()), Member("b", ty.f32())}); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal( |
| MemberAccessor(Construct(ty.type_name("S"), Expr(1_a), Expr(Source{{12, 34}}, true)), "a"), |
| 0_a); |
| GlobalConst("result", LogicalOr(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: type in struct initializer does not match struct member type: " |
| "expected 'f32', found 'bool'"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Builtin Call |
| //////////////////////////////////////////////// |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Invalid_BuiltinCall) { |
| // const one = 1; |
| // return (one == 0) && (extractBits(1, 0, 99) == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Call("extractBits", 1_a, 0_a, 99_a), 0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateAnd(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_And_Invalid_BuiltinCall) { |
| // const one = 1; |
| // return (one == 1) && (extractBits(1, 0, 99) == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Call(Source{{12, 34}}, "extractBits", 1_a, 0_a, 99_a), 0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: 'offset + 'count' must be less than or equal to the bit width of 'e'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_BuiltinCall) { |
| // const one = 1; |
| // return (one == 0) && (extractBits(1, 0, 99) == 0.0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Source{{12, 34}}, Call("extractBits", 1_a, 0_a, 99_a), 0.0_a); |
| auto* binary = LogicalAnd(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching overload for operator == (i32, abstract-float) |
| |
| 2 candidate operators: |
| operator == (T, T) -> bool where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| operator == (vecN<T>, vecN<T>) -> vecN<bool> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| )"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Invalid_BuiltinCall) { |
| // const one = 1; |
| // return (one == 1) || (extractBits(1, 0, 99) == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Call("extractBits", 1_a, 0_a, 99_a), 0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateOr(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, NonShortCircuit_Or_Invalid_BuiltinCall) { |
| // const one = 1; |
| // return (one == 0) || (extractBits(1, 0, 99) == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(Call(Source{{12, 34}}, "extractBits", 1_a, 0_a, 99_a), 0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: 'offset + 'count' must be less than or equal to the bit width of 'e'"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_BuiltinCall) { |
| // const one = 1; |
| // return (one == 1) || (extractBits(1, 0, 99) == 0.0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(Source{{12, 34}}, Call("extractBits", 1_a, 0_a, 99_a), 0.0_a); |
| auto* binary = LogicalOr(lhs, rhs); |
| GlobalConst("result", binary); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: no matching overload for operator == (i32, abstract-float) |
| |
| 2 candidate operators: |
| operator == (T, T) -> bool where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| operator == (vecN<T>, vecN<T>) -> vecN<bool> where: T is abstract-int, abstract-float, f32, f16, i32, u32 or bool |
| )"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Literal |
| //////////////////////////////////////////////// |
| |
| // NOTE: Cannot demonstrate short-circuiting an invalid literal as const eval of a literal does not |
| // fail. |
| |
| #if TINT_BUILD_WGSL_READER |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_Literal) { |
| // NOTE: This fails parsing rather than resolving, which is why we can't use the ProgramBuilder |
| // for this test. |
| auto src = R"( |
| const one = 1; |
| const result = (one == 0) && (1111111111111111111111111111111i == 0); |
| )"; |
| |
| auto file = std::make_unique<Source::File>("test", src); |
| auto program = reader::wgsl::Parse(file.get()); |
| EXPECT_FALSE(program.IsValid()); |
| |
| diag::Formatter::Style style; |
| style.print_newline_at_end = false; |
| auto error = diag::Formatter(style).format(program.Diagnostics()); |
| EXPECT_EQ(error, R"(test:3:31 error: value cannot be represented as 'i32' |
| const result = (one == 0) && (1111111111111111111111111111111i == 0); |
| ^ |
| )"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_Literal) { |
| // NOTE: This fails parsing rather than resolving, which is why we can't use the ProgramBuilder |
| // for this test. |
| auto src = R"( |
| const one = 1; |
| const result = (one == 1) || (1111111111111111111111111111111i == 0); |
| )"; |
| |
| auto file = std::make_unique<Source::File>("test", src); |
| auto program = reader::wgsl::Parse(file.get()); |
| EXPECT_FALSE(program.IsValid()); |
| |
| diag::Formatter::Style style; |
| style.print_newline_at_end = false; |
| auto error = diag::Formatter(style).format(program.Diagnostics()); |
| EXPECT_EQ(error, R"(test:3:31 error: value cannot be represented as 'i32' |
| const result = (one == 1) || (1111111111111111111111111111111i == 0); |
| ^ |
| )"); |
| } |
| #endif // TINT_BUILD_WGSL_READER |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Member Access |
| //////////////////////////////////////////////// |
| |
| // NOTE: Cannot demonstrate short-circuiting an invalid member access as const eval of member access |
| // always succeeds. |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_MemberAccess) { |
| // struct S { |
| // a : i32, |
| // b : f32, |
| // } |
| // const s = S(1, 2.0); |
| // const one = 1; |
| // const result = (one == 0) && (s.c == 0); |
| Structure("S", utils::Vector{Member("a", ty.i32()), Member("b", ty.f32())}); |
| GlobalConst("s", Construct(ty.type_name("S"), Expr(1_a), Expr(2.0_a))); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(MemberAccessor(Source{{12, 34}}, "s", Expr("c")), 0_a); |
| GlobalConst("result", LogicalAnd(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: struct member c not found"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_MemberAccess) { |
| // struct S { |
| // a : i32, |
| // b : f32, |
| // } |
| // const s = S(1, 2.0); |
| // const one = 1; |
| // const result = (one == 1) || (s.c == 0); |
| Structure("S", utils::Vector{Member("a", ty.i32()), Member("b", ty.f32())}); |
| GlobalConst("s", Construct(ty.type_name("S"), Expr(1_a), Expr(2.0_a))); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(MemberAccessor(Source{{12, 34}}, "s", Expr("c")), 0_a); |
| GlobalConst("result", LogicalOr(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: struct member c not found"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Swizzle |
| //////////////////////////////////////////////// |
| |
| // NOTE: Cannot demonstrate short-circuiting an invalid swizzle as const eval of swizzle always |
| // succeeds. |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_Error_Swizzle) { |
| // const one = 1; |
| // const result = (one == 0) && (vec2(1, 2).z == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 0_a); |
| auto* rhs = Equal(MemberAccessor(vec2<AInt>(1_a, 2_a), Expr(Source{{12, 34}}, "z")), 0_a); |
| GlobalConst("result", LogicalAnd(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: invalid vector swizzle member"); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_Error_Swizzle) { |
| // const one = 1; |
| // const result = (one == 1) || (vec2(1, 2).z == 0); |
| GlobalConst("one", Expr(1_a)); |
| auto* lhs = Equal("one", 1_a); |
| auto* rhs = Equal(MemberAccessor(vec2<AInt>(1_a, 2_a), Expr(Source{{12, 34}}, "z")), 0_a); |
| GlobalConst("result", LogicalOr(lhs, rhs)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: invalid vector swizzle member"); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Mixed Constant and Runtime |
| //////////////////////////////////////////////// |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_And_MixedConstantAndRuntime) { |
| // var j : i32; |
| // let result = false && j < (0 - 8); |
| auto* j = Decl(Var("j", ty.i32())); |
| auto* binary = LogicalAnd(Expr(false), LessThan("j", Sub(0_a, 8_a))); |
| auto* result = Let("result", binary); |
| WrapInFunction(j, result); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateAnd(Sem(), binary); |
| } |
| |
| TEST_F(ResolverConstEvalTest, ShortCircuit_Or_MixedConstantAndRuntime) { |
| // var j : i32; |
| // let result = true || j < (0 - 8); |
| auto* j = Decl(Var("j", ty.i32())); |
| auto* binary = LogicalOr(Expr(true), LessThan("j", Sub(0_a, 8_a))); |
| auto* result = Let("result", binary); |
| WrapInFunction(j, result); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| ValidateOr(Sem(), binary); |
| } |
| |
| //////////////////////////////////////////////// |
| // Short-Circuit Nested |
| //////////////////////////////////////////////// |
| |
| #if TINT_BUILD_WGSL_READER |
| using ResolverConstEvalTestShortCircuit = ResolverTestWithParam<std::tuple<const char*, bool>>; |
| TEST_P(ResolverConstEvalTestShortCircuit, Test) { |
| const char* expr = std::get<0>(GetParam()); |
| bool should_pass = std::get<1>(GetParam()); |
| |
| auto src = std::string(R"( |
| const one = 1; |
| const result = )"); |
| src = src + expr + ";"; |
| auto file = std::make_unique<Source::File>("test", src); |
| auto program = reader::wgsl::Parse(file.get()); |
| |
| if (should_pass) { |
| diag::Formatter::Style style; |
| style.print_newline_at_end = false; |
| auto error = diag::Formatter(style).format(program.Diagnostics()); |
| |
| EXPECT_TRUE(program.IsValid()) << error; |
| } else { |
| EXPECT_FALSE(program.IsValid()); |
| } |
| } |
| INSTANTIATE_TEST_SUITE_P(Nested, |
| ResolverConstEvalTestShortCircuit, |
| testing::ValuesIn(std::vector<std::tuple<const char*, bool>>{ |
| // AND nested rhs |
| {"(one == 0) && ((one == 0) && ((2/0)==0))", true}, |
| {"(one == 1) && ((one == 0) && ((2/0)==0))", true}, |
| {"(one == 0) && ((one == 1) && ((2/0)==0))", true}, |
| {"(one == 1) && ((one == 1) && ((2/0)==0))", false}, |
| |