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// 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 <sstream>
#include "src/tint/ir/instruction.h"
#include "src/tint/ir/test_helper.h"
namespace tint::ir {
namespace {
using namespace tint::number_suffixes; // NOLINT
//
using IR_InstructionTest = TestHelper;
TEST_F(IR_InstructionTest, CreateAnd) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.And(b.builder.ir.types.Get<type::I32>(), b.builder.Constant(4_i),
b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kAnd);
ASSERT_TRUE(instr->Result()->Is<Temp>());
ASSERT_NE(instr->Result()->Type(), nullptr);
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 & 2");
}
TEST_F(IR_InstructionTest, CreateOr) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.Or(b.builder.ir.types.Get<type::I32>(), b.builder.Constant(4_i),
b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kOr);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 | 2");
}
TEST_F(IR_InstructionTest, CreateXor) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.Xor(b.builder.ir.types.Get<type::I32>(), b.builder.Constant(4_i),
b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kXor);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 ^ 2");
}
TEST_F(IR_InstructionTest, CreateLogicalAnd) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.LogicalAnd(b.builder.ir.types.Get<type::Bool>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kLogicalAnd);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (bool) = 4 && 2");
}
TEST_F(IR_InstructionTest, CreateLogicalOr) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.LogicalOr(b.builder.ir.types.Get<type::Bool>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kLogicalOr);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (bool) = 4 || 2");
}
TEST_F(IR_InstructionTest, CreateEqual) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.Equal(b.builder.ir.types.Get<type::Bool>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kEqual);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (bool) = 4 == 2");
}
TEST_F(IR_InstructionTest, CreateNotEqual) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.NotEqual(b.builder.ir.types.Get<type::Bool>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kNotEqual);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (bool) = 4 != 2");
}
TEST_F(IR_InstructionTest, CreateLessThan) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.LessThan(b.builder.ir.types.Get<type::Bool>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kLessThan);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (bool) = 4 < 2");
}
TEST_F(IR_InstructionTest, CreateGreaterThan) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.GreaterThan(b.builder.ir.types.Get<type::Bool>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kGreaterThan);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (bool) = 4 > 2");
}
TEST_F(IR_InstructionTest, CreateLessThanEqual) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.LessThanEqual(b.builder.ir.types.Get<type::Bool>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kLessThanEqual);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (bool) = 4 <= 2");
}
TEST_F(IR_InstructionTest, CreateGreaterThanEqual) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.GreaterThanEqual(
b.builder.ir.types.Get<type::Bool>(), b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kGreaterThanEqual);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (bool) = 4 >= 2");
}
TEST_F(IR_InstructionTest, CreateShiftLeft) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.ShiftLeft(b.builder.ir.types.Get<type::I32>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kShiftLeft);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 << 2");
}
TEST_F(IR_InstructionTest, CreateShiftRight) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.ShiftRight(b.builder.ir.types.Get<type::I32>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kShiftRight);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 >> 2");
}
TEST_F(IR_InstructionTest, CreateAdd) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.Add(b.builder.ir.types.Get<type::I32>(), b.builder.Constant(4_i),
b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kAdd);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 + 2");
}
TEST_F(IR_InstructionTest, CreateSubtract) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.Subtract(b.builder.ir.types.Get<type::I32>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kSubtract);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 - 2");
}
TEST_F(IR_InstructionTest, CreateMultiply) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.Multiply(b.builder.ir.types.Get<type::I32>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kMultiply);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 * 2");
}
TEST_F(IR_InstructionTest, CreateDivide) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.Divide(b.builder.ir.types.Get<type::I32>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kDivide);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 / 2");
}
TEST_F(IR_InstructionTest, CreateModulo) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.Modulo(b.builder.ir.types.Get<type::I32>(),
b.builder.Constant(4_i), b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kModulo);
ASSERT_TRUE(instr->Result()->Is<Temp>());
EXPECT_EQ(Temp::Id(42), instr->Result()->As<Temp>()->AsId());
ASSERT_TRUE(instr->LHS()->Is<Constant>());
auto lhs = instr->LHS()->As<Constant>()->value;
ASSERT_TRUE(lhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, lhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(instr->RHS()->Is<Constant>());
auto rhs = instr->RHS()->As<Constant>()->value;
ASSERT_TRUE(rhs->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, rhs->As<constant::Scalar<i32>>()->ValueAs<i32>());
std::stringstream str;
instr->ToString(str, program->Symbols());
EXPECT_EQ(str.str(), "%42 (i32) = 4 % 2");
}
TEST_F(IR_InstructionTest, Binary_Usage) {
auto& b = CreateEmptyBuilder();
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.And(b.builder.ir.types.Get<type::I32>(), b.builder.Constant(4_i),
b.builder.Constant(2_i));
EXPECT_EQ(instr->GetKind(), Binary::Kind::kAnd);
ASSERT_NE(instr->Result(), nullptr);
ASSERT_EQ(instr->Result()->Usage().Length(), 1);
EXPECT_EQ(instr->Result()->Usage()[0], instr);
ASSERT_NE(instr->LHS(), nullptr);
ASSERT_EQ(instr->LHS()->Usage().Length(), 1);
EXPECT_EQ(instr->LHS()->Usage()[0], instr);
ASSERT_NE(instr->RHS(), nullptr);
ASSERT_EQ(instr->RHS()->Usage().Length(), 1);
EXPECT_EQ(instr->RHS()->Usage()[0], instr);
}
TEST_F(IR_InstructionTest, Binary_Usage_DuplicateValue) {
auto& b = CreateEmptyBuilder();
auto val = b.builder.Constant(4_i);
b.builder.next_temp_id = Temp::Id(42);
const auto* instr = b.builder.And(b.builder.ir.types.Get<type::I32>(), val, val);
EXPECT_EQ(instr->GetKind(), Binary::Kind::kAnd);
ASSERT_NE(instr->Result(), nullptr);
ASSERT_EQ(instr->Result()->Usage().Length(), 1);
EXPECT_EQ(instr->Result()->Usage()[0], instr);
ASSERT_EQ(instr->LHS(), instr->RHS());
ASSERT_NE(instr->LHS(), nullptr);
ASSERT_EQ(instr->LHS()->Usage().Length(), 1);
EXPECT_EQ(instr->LHS()->Usage()[0], instr);
}
} // namespace
} // namespace tint::ir