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f12054ea2a
This separates out the usage of the built module from the construction of the module. Previously, we'd happily interleave generator testing with module construction statements. Once the AST / Program is made immutable, this will no longer be possible. Bug: tint:390 Change-Id: Ib4538228e93ca816f5bb796d024f021116609213 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/38360 Reviewed-by: dan sinclair <dsinclair@chromium.org> Commit-Queue: Ben Clayton <bclayton@google.com>
99 lines
3.6 KiB
C++
99 lines
3.6 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "gtest/gtest.h"
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#include "src/ast/call_expression.h"
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#include "src/ast/identifier_expression.h"
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#include "src/ast/module.h"
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#include "src/type/f32_type.h"
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#include "src/type/vector_type.h"
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#include "src/type_determiner.h"
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#include "src/writer/msl/generator_impl.h"
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#include "src/writer/msl/test_helper.h"
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namespace tint {
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namespace writer {
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namespace msl {
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namespace {
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using MslGeneratorImplTest = TestHelper;
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struct IntrinsicData {
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ast::Intrinsic intrinsic;
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const char* msl_name;
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};
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inline std::ostream& operator<<(std::ostream& out, IntrinsicData data) {
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out << data.msl_name;
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return out;
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}
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using MslIntrinsicTest = TestParamHelper<IntrinsicData>;
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TEST_P(MslIntrinsicTest, Emit) {
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auto param = GetParam();
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GeneratorImpl& gen = Build();
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EXPECT_EQ(gen.generate_intrinsic_name(param.intrinsic), param.msl_name);
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}
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INSTANTIATE_TEST_SUITE_P(
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MslGeneratorImplTest,
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MslIntrinsicTest,
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testing::Values(IntrinsicData{ast::Intrinsic::kAny, "any"},
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IntrinsicData{ast::Intrinsic::kAll, "all"},
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IntrinsicData{ast::Intrinsic::kCountOneBits, "popcount"},
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IntrinsicData{ast::Intrinsic::kDot, "dot"},
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IntrinsicData{ast::Intrinsic::kDpdx, "dfdx"},
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IntrinsicData{ast::Intrinsic::kDpdxCoarse, "dfdx"},
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IntrinsicData{ast::Intrinsic::kDpdxFine, "dfdx"},
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IntrinsicData{ast::Intrinsic::kDpdy, "dfdy"},
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IntrinsicData{ast::Intrinsic::kDpdyCoarse, "dfdy"},
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IntrinsicData{ast::Intrinsic::kDpdyFine, "dfdy"},
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IntrinsicData{ast::Intrinsic::kFwidth, "fwidth"},
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IntrinsicData{ast::Intrinsic::kFwidthCoarse, "fwidth"},
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IntrinsicData{ast::Intrinsic::kFwidthFine, "fwidth"},
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IntrinsicData{ast::Intrinsic::kIsFinite, "isfinite"},
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IntrinsicData{ast::Intrinsic::kIsInf, "isinf"},
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IntrinsicData{ast::Intrinsic::kIsNan, "isnan"},
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IntrinsicData{ast::Intrinsic::kIsNormal, "isnormal"},
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IntrinsicData{ast::Intrinsic::kReverseBits, "reverse_bits"},
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IntrinsicData{ast::Intrinsic::kSelect, "select"}));
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TEST_F(MslGeneratorImplTest, Intrinsic_Bad_Name) {
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GeneratorImpl& gen = Build();
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EXPECT_EQ(gen.generate_intrinsic_name(ast::Intrinsic::kNone), "");
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}
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TEST_F(MslGeneratorImplTest, Intrinsic_Call) {
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auto* call = Call("dot", "param1", "param2");
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auto* v1 = Var("param1", ast::StorageClass::kFunction, ty.vec2<f32>());
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auto* v2 = Var("param2", ast::StorageClass::kFunction, ty.vec2<f32>());
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td.RegisterVariableForTesting(v1);
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td.RegisterVariableForTesting(v2);
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ASSERT_TRUE(td.DetermineResultType(call)) << td.error();
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GeneratorImpl& gen = Build();
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gen.increment_indent();
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ASSERT_TRUE(gen.EmitExpression(call)) << gen.error();
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EXPECT_EQ(gen.result(), " dot(param1, param2)");
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}
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} // namespace
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} // namespace msl
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} // namespace writer
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} // namespace tint
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