115 lines
3.2 KiB
C++
115 lines
3.2 KiB
C++
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// 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 <memory>
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#include "gtest/gtest.h"
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#include "src/ast/float_literal.h"
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#include "src/ast/identifier_expression.h"
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#include "src/ast/int_literal.h"
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#include "src/ast/scalar_constructor_expression.h"
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#include "src/ast/type/f32_type.h"
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#include "src/ast/type/i32_type.h"
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#include "src/ast/unary_op_expression.h"
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#include "src/context.h"
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#include "src/type_determiner.h"
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#include "src/writer/spirv/builder.h"
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#include "src/writer/spirv/spv_dump.h"
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namespace tint {
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namespace writer {
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namespace spirv {
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namespace {
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using BuilderTest = testing::Test;
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TEST_F(BuilderTest, UnaryOp_Negation_Integer) {
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ast::type::I32Type i32;
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ast::UnaryOpExpression expr(
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ast::UnaryOp::kNegation,
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std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::IntLiteral>(&i32, 1)));
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Context ctx;
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ast::Module mod;
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TypeDeterminer td(&ctx, &mod);
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ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
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Builder b(&mod);
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b.push_function(Function{});
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EXPECT_EQ(b.GenerateUnaryOpExpression(&expr), 1u) << b.error();
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EXPECT_EQ(DumpInstructions(b.types()), R"(%2 = OpTypeInt 32 1
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%3 = OpConstant %2 1
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)");
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EXPECT_EQ(DumpInstructions(b.functions()[0].instructions()),
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R"(%1 = OpSNegate %2 %3
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)");
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}
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TEST_F(BuilderTest, UnaryOp_Negation_Float) {
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ast::type::F32Type f32;
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ast::UnaryOpExpression expr(
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ast::UnaryOp::kNegation,
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std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::FloatLiteral>(&f32, 1)));
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Context ctx;
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ast::Module mod;
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TypeDeterminer td(&ctx, &mod);
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ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
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Builder b(&mod);
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b.push_function(Function{});
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EXPECT_EQ(b.GenerateUnaryOpExpression(&expr), 1u) << b.error();
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EXPECT_EQ(DumpInstructions(b.types()), R"(%2 = OpTypeFloat 32
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%3 = OpConstant %2 1
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)");
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EXPECT_EQ(DumpInstructions(b.functions()[0].instructions()),
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R"(%1 = OpFNegate %2 %3
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)");
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}
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TEST_F(BuilderTest, UnaryOp_Not) {
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ast::type::I32Type i32;
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ast::UnaryOpExpression expr(
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ast::UnaryOp::kNot, std::make_unique<ast::ScalarConstructorExpression>(
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std::make_unique<ast::IntLiteral>(&i32, 1)));
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Context ctx;
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ast::Module mod;
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TypeDeterminer td(&ctx, &mod);
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ASSERT_TRUE(td.DetermineResultType(&expr)) << td.error();
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Builder b(&mod);
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b.push_function(Function{});
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EXPECT_EQ(b.GenerateUnaryOpExpression(&expr), 1u) << b.error();
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EXPECT_EQ(DumpInstructions(b.types()), R"(%2 = OpTypeInt 32 1
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%3 = OpConstant %2 1
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)");
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EXPECT_EQ(DumpInstructions(b.functions()[0].instructions()),
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R"(%1 = OpNot %2 %3
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)");
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}
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} // namespace
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} // namespace spirv
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} // namespace writer
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} // namespace tint
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