// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "test/unittests/compiler/instruction-selector-unittest.h"
#include "src/code-factory.h"
#include "src/compiler/graph.h"
#include "src/compiler/schedule.h"
#include "src/flags.h"
#include "test/unittests/compiler/compiler-test-utils.h"
namespace v8 {
namespace internal {
namespace compiler {
InstructionSelectorTest::InstructionSelectorTest() : rng_(FLAG_random_seed) {}
InstructionSelectorTest::~InstructionSelectorTest() {}
InstructionSelectorTest::Stream InstructionSelectorTest::StreamBuilder::Build(
InstructionSelector::Features features,
InstructionSelectorTest::StreamBuilderMode mode,
InstructionSelector::SourcePositionMode source_position_mode) {
Schedule* schedule = Export();
if (FLAG_trace_turbo) {
OFStream out(stdout);
out << "=== Schedule before instruction selection ===" << std::endl
<< *schedule;
}
size_t const node_count = graph()->NodeCount();
EXPECT_NE(0u, node_count);
Linkage linkage(call_descriptor());
InstructionBlocks* instruction_blocks =
InstructionSequence::InstructionBlocksFor(test_->zone(), schedule);
InstructionSequence sequence(test_->isolate(), test_->zone(),
instruction_blocks);
SourcePositionTable source_position_table(graph());
InstructionSelector selector(test_->zone(), node_count, &linkage, &sequence,
schedule, &source_position_table,
source_position_mode, features);
selector.SelectInstructions();
if (FLAG_trace_turbo) {
OFStream out(stdout);
PrintableInstructionSequence printable = {
RegisterConfiguration::ArchDefault(RegisterConfiguration::TURBOFAN),
&sequence};
out << "=== Code sequence after instruction selection ===" << std::endl
<< printable;
}
Stream s;
s.virtual_registers_ = selector.GetVirtualRegistersForTesting();
// Map virtual registers.
for (Instruction* const instr : sequence) {
if (instr->opcode() < 0) continue;
if (mode == kTargetInstructions) {
switch (instr->arch_opcode()) {
#define CASE(Name) \
case k##Name: \
break;
TARGET_ARCH_OPCODE_LIST(CASE)
#undef CASE
default:
continue;
}
}
if (mode == kAllExceptNopInstructions && instr->arch_opcode() == kArchNop) {
continue;
}
for (size_t i = 0; i < instr->OutputCount(); ++i) {
InstructionOperand* output = instr->OutputAt(i);
EXPECT_NE(InstructionOperand::IMMEDIATE, output->kind());
if (output->IsConstant()) {
int vreg = ConstantOperand::cast(output)->virtual_register();
s.constants_.insert(std::make_pair(vreg, sequence.GetConstant(vreg)));
}
}
for (size_t i = 0; i < instr->InputCount(); ++i) {
InstructionOperand* input = instr->InputAt(i);
EXPECT_NE(InstructionOperand::CONSTANT, input->kind());
if (input->IsImmediate()) {
auto imm = ImmediateOperand::cast(input);
if (imm->type() == ImmediateOperand::INDEXED) {
int index = imm->indexed_value();
s.immediates_.insert(
std::make_pair(index, sequence.GetImmediate(imm)));
}
}
}
s.instructions_.push_back(instr);
}
for (auto i : s.virtual_registers_) {
int const virtual_register = i.second;
if (sequence.IsFloat(virtual_register)) {
EXPECT_FALSE(sequence.IsReference(virtual_register));
s.doubles_.insert(virtual_register);
}
if (sequence.IsReference(virtual_register)) {
EXPECT_FALSE(sequence.IsFloat(virtual_register));
s.references_.insert(virtual_register);
}
}
for (int i = 0; i < sequence.GetFrameStateDescriptorCount(); i++) {
s.deoptimization_entries_.push_back(sequence.GetFrameStateDescriptor(
InstructionSequence::StateId::FromInt(i)));
}
return s;
}
int InstructionSelectorTest::Stream::ToVreg(const Node* node) const {
VirtualRegisters::const_iterator i = virtual_registers_.find(node->id());
CHECK(i != virtual_registers_.end());
return i->second;
}
bool InstructionSelectorTest::Stream::IsFixed(const InstructionOperand* operand,
Register reg) const {
if (!operand->IsUnallocated()) return false;
const UnallocatedOperand* unallocated = UnallocatedOperand::cast(operand);
if (!unallocated->HasFixedRegisterPolicy()) return false;
return unallocated->fixed_register_index() == reg.code();
}
bool InstructionSelectorTest::Stream::IsSameAsFirst(
const InstructionOperand* operand) const {
if (!operand->IsUnallocated()) return false;
const UnallocatedOperand* unallocated = UnallocatedOperand::cast(operand);
return unallocated->HasSameAsInputPolicy();
}
bool InstructionSelectorTest::Stream::IsUsedAtStart(
const InstructionOperand* operand) const {
if (!operand->IsUnallocated()) return false;
const UnallocatedOperand* unallocated = UnallocatedOperand::cast(operand);
return unallocated->IsUsedAtStart();
}
const FrameStateFunctionInfo*
InstructionSelectorTest::StreamBuilder::GetFrameStateFunctionInfo(
int parameter_count, int local_count) {
return common()->CreateFrameStateFunctionInfo(
FrameStateType::kJavaScriptFunction, parameter_count, local_count,
Handle<SharedFunctionInfo>(), CALL_MAINTAINS_NATIVE_CONTEXT);
}
// -----------------------------------------------------------------------------
// Return.
TARGET_TEST_F(InstructionSelectorTest, ReturnFloat32Constant) {
const float kValue = 4.2f;
StreamBuilder m(this, MachineType::Float32());
m.Return(m.Float32Constant(kValue));
Stream s = m.Build(kAllInstructions);
ASSERT_EQ(3U, s.size());
EXPECT_EQ(kArchNop, s[0]->arch_opcode());
ASSERT_EQ(InstructionOperand::CONSTANT, s[0]->OutputAt(0)->kind());
EXPECT_FLOAT_EQ(kValue, s.ToFloat32(s[0]->OutputAt(0)));
EXPECT_EQ(kArchRet, s[1]->arch_opcode());
EXPECT_EQ(1U, s[1]->InputCount());
}
TARGET_TEST_F(InstructionSelectorTest, ReturnParameter) {
StreamBuilder m(this, MachineType::Int32(), MachineType::Int32());
m.Return(m.Parameter(0));
Stream s = m.Build(kAllInstructions);
ASSERT_EQ(3U, s.size());
EXPECT_EQ(kArchNop, s[0]->arch_opcode());
ASSERT_EQ(1U, s[0]->OutputCount());
EXPECT_EQ(kArchRet, s[1]->arch_opcode());
EXPECT_EQ(1U, s[1]->InputCount());
}
TARGET_TEST_F(InstructionSelectorTest, ReturnZero) {
StreamBuilder m(this, MachineType::Int32());
m.Return(m.Int32Constant(0));
Stream s = m.Build(kAllInstructions);
ASSERT_EQ(3U, s.size());
EXPECT_EQ(kArchNop, s[0]->arch_opcode());
ASSERT_EQ(1U, s[0]->OutputCount());
EXPECT_EQ(InstructionOperand::CONSTANT, s[0]->OutputAt(0)->kind());
EXPECT_EQ(0, s.ToInt32(s[0]->OutputAt(0)));
EXPECT_EQ(kArchRet, s[1]->arch_opcode());
EXPECT_EQ(1U, s[1]->InputCount());
}
// -----------------------------------------------------------------------------
// Conversions.
TARGET_TEST_F(InstructionSelectorTest, TruncateFloat64ToInt32WithParameter) {
StreamBuilder m(this, MachineType::Int32(), MachineType::Float64());
m.Return(
m.TruncateFloat64ToInt32(TruncationMode::kJavaScript, m.Parameter(0)));
Stream s = m.Build(kAllInstructions);
ASSERT_EQ(4U, s.size());
EXPECT_EQ(kArchNop, s[0]->arch_opcode());
EXPECT_EQ(kArchTruncateDoubleToI, s[1]->arch_opcode());
EXPECT_EQ(1U, s[1]->InputCount());
EXPECT_EQ(1U, s[1]->OutputCount());
EXPECT_EQ(kArchRet, s[2]->arch_opcode());
}
// -----------------------------------------------------------------------------
// Parameters.
TARGET_TEST_F(InstructionSelectorTest, DoubleParameter) {
StreamBuilder m(this, MachineType::Float64(), MachineType::Float64());
Node* param = m.Parameter(0);
m.Return(param);
Stream s = m.Build(kAllInstructions);
EXPECT_TRUE(s.IsDouble(param));
}
TARGET_TEST_F(InstructionSelectorTest, ReferenceParameter) {
StreamBuilder m(this, MachineType::AnyTagged(), MachineType::AnyTagged());
Node* param = m.Parameter(0);
m.Return(param);
Stream s = m.Build(kAllInstructions);
EXPECT_TRUE(s.IsReference(param));
}
// -----------------------------------------------------------------------------
// FinishRegion.
TARGET_TEST_F(InstructionSelectorTest, FinishRegion) {
StreamBuilder m(this, MachineType::AnyTagged(), MachineType::AnyTagged());
Node* param = m.Parameter(0);
Node* finish =
m.AddNode(m.common()->FinishRegion(), param, m.graph()->start());
m.Return(finish);
Stream s = m.Build(kAllInstructions);
ASSERT_EQ(4U, s.size());
EXPECT_EQ(kArchNop, s[0]->arch_opcode());
ASSERT_EQ(1U, s[0]->OutputCount());
ASSERT_TRUE(s[0]->Output()->IsUnallocated());
EXPECT_EQ(s.ToVreg(param), s.ToVreg(s[0]->Output()));
EXPECT_EQ(kArchNop, s[1]->arch_opcode());
ASSERT_EQ(1U, s[1]->InputCount());
ASSERT_TRUE(s[1]->InputAt(0)->IsUnallocated());
EXPECT_EQ(s.ToVreg(param), s.ToVreg(s[1]->InputAt(0)));
ASSERT_EQ(1U, s[1]->OutputCount());
ASSERT_TRUE(s[1]->Output()->IsUnallocated());
EXPECT_TRUE(UnallocatedOperand::cast(s[1]->Output())->HasSameAsInputPolicy());
EXPECT_EQ(s.ToVreg(finish), s.ToVreg(s[1]->Output()));
EXPECT_TRUE(s.IsReference(finish));
}
// -----------------------------------------------------------------------------
// Phi.
typedef InstructionSelectorTestWithParam<MachineType>
InstructionSelectorPhiTest;
TARGET_TEST_P(InstructionSelectorPhiTest, Doubleness) {
const MachineType type = GetParam();
StreamBuilder m(this, type, type, type);
Node* param0 = m.Parameter(0);
Node* param1 = m.Parameter(1);
RawMachineLabel a, b, c;
m.Branch(m.Int32Constant(0), &a, &b);
m.Bind(&a);
m.Goto(&c);
m.Bind(&b);
m.Goto(&c);
m.Bind(&c);
Node* phi = m.Phi(type.representation(), param0, param1);
m.Return(phi);
Stream s = m.Build(kAllInstructions);
EXPECT_EQ(s.IsDouble(phi), s.IsDouble(param0));
EXPECT_EQ(s.IsDouble(phi), s.IsDouble(param1));
}
TARGET_TEST_P(InstructionSelectorPhiTest, Referenceness) {
const MachineType type = GetParam();
StreamBuilder m(this, type, type, type);
Node* param0 = m.Parameter(0);
Node* param1 = m.Parameter(1);
RawMachineLabel a, b, c;
m.Branch(m.Int32Constant(1), &a, &b);
m.Bind(&a);
m.Goto(&c);
m.Bind(&b);
m.Goto(&c);
m.Bind(&c);
Node* phi = m.Phi(type.representation(), param0, param1);
m.Return(phi);
Stream s = m.Build(kAllInstructions);
EXPECT_EQ(s.IsReference(phi), s.IsReference(param0));
EXPECT_EQ(s.IsReference(phi), s.IsReference(param1));
}
INSTANTIATE_TEST_CASE_P(
InstructionSelectorTest, InstructionSelectorPhiTest,
::testing::Values(MachineType::Float64(), MachineType::Int8(),
MachineType::Uint8(), MachineType::Int16(),
MachineType::Uint16(), MachineType::Int32(),
MachineType::Uint32(), MachineType::Int64(),
MachineType::Uint64(), MachineType::Pointer(),
MachineType::AnyTagged()));
// -----------------------------------------------------------------------------
// ValueEffect.
TARGET_TEST_F(InstructionSelectorTest, ValueEffect) {
StreamBuilder m1(this, MachineType::Int32(), MachineType::Pointer());
Node* p1 = m1.Parameter(0);
m1.Return(m1.Load(MachineType::Int32(), p1, m1.Int32Constant(0)));
Stream s1 = m1.Build(kAllInstructions);
StreamBuilder m2(this, MachineType::Int32(), MachineType::Pointer());
Node* p2 = m2.Parameter(0);
m2.Return(m2.AddNode(
m2.machine()->Load(MachineType::Int32()), p2, m2.Int32Constant(0),
m2.AddNode(m2.common()->BeginRegion(), m2.graph()->start())));
Stream s2 = m2.Build(kAllInstructions);
EXPECT_LE(3U, s1.size());
ASSERT_EQ(s1.size(), s2.size());
TRACED_FORRANGE(size_t, i, 0, s1.size() - 1) {
const Instruction* i1 = s1[i];
const Instruction* i2 = s2[i];
EXPECT_EQ(i1->arch_opcode(), i2->arch_opcode());
EXPECT_EQ(i1->InputCount(), i2->InputCount());
EXPECT_EQ(i1->OutputCount(), i2->OutputCount());
}
}
// -----------------------------------------------------------------------------
// Calls with deoptimization.
TARGET_TEST_F(InstructionSelectorTest, CallJSFunctionWithDeopt) {
StreamBuilder m(this, MachineType::AnyTagged(), MachineType::AnyTagged(),
MachineType::AnyTagged(), MachineType::AnyTagged());
BailoutId bailout_id(42);
Node* function_node = m.Parameter(0);
Node* receiver = m.Parameter(1);
Node* context = m.Parameter(2);
ZoneVector<MachineType> int32_type(1, MachineType::Int32(), zone());
ZoneVector<MachineType> empty_types(zone());
CallDescriptor* descriptor = Linkage::GetJSCallDescriptor(
zone(), false, 1, CallDescriptor::kNeedsFrameState);
// Build frame state for the state before the call.
Node* parameters =
m.AddNode(m.common()->TypedStateValues(&int32_type), m.Int32Constant(1));
Node* locals = m.AddNode(m.common()->TypedStateValues(&empty_types));
Node* stack = m.AddNode(m.common()->TypedStateValues(&empty_types));
Node* context_sentinel = m.Int32Constant(0);
Node* state_node = m.AddNode(
m.common()->FrameState(bailout_id, OutputFrameStateCombine::Push(),
m.GetFrameStateFunctionInfo(1, 0)),
parameters, locals, stack, context_sentinel, function_node,
m.UndefinedConstant());
// Build the call.
Node* args[] = {receiver, m.UndefinedConstant(), m.Int32Constant(1), context};
Node* call =
m.CallNWithFrameState(descriptor, function_node, args, state_node);
m.Return(call);
Stream s = m.Build(kAllExceptNopInstructions);
// Skip until kArchCallJSFunction.
size_t index = 0;
for (; index < s.size() && s[index]->arch_opcode() != kArchCallJSFunction;
index++) {
}
// Now we should have two instructions: call and return.
ASSERT_EQ(index + 2, s.size());
EXPECT_EQ(kArchCallJSFunction, s[index++]->arch_opcode());
EXPECT_EQ(kArchRet, s[index++]->arch_opcode());
// TODO(jarin) Check deoptimization table.
}
TARGET_TEST_F(InstructionSelectorTest, CallStubWithDeopt) {
StreamBuilder m(this, MachineType::AnyTagged(), MachineType::AnyTagged(),
MachineType::AnyTagged(), MachineType::AnyTagged());
BailoutId bailout_id_before(42);
// Some arguments for the call node.
Node* function_node = m.Parameter(0);
Node* receiver = m.Parameter(1);
Node* context = m.Int32Constant(1); // Context is ignored.
ZoneVector<MachineType> int32_type(1, MachineType::Int32(), zone());
ZoneVector<MachineType> float64_type(1, MachineType::Float64(), zone());
ZoneVector<MachineType> tagged_type(1, MachineType::AnyTagged(), zone());
Callable callable = CodeFactory::ToObject(isolate());
CallDescriptor* descriptor = Linkage::GetStubCallDescriptor(
isolate(), zone(), callable.descriptor(), 1,
CallDescriptor::kNeedsFrameState, Operator::kNoProperties);
// Build frame state for the state before the call.
Node* parameters =
m.AddNode(m.common()->TypedStateValues(&int32_type), m.Int32Constant(43));
Node* locals = m.AddNode(m.common()->TypedStateValues(&float64_type),
m.Float64Constant(0.5));
Node* stack = m.AddNode(m.common()->TypedStateValues(&tagged_type),
m.UndefinedConstant());
Node* context_sentinel = m.Int32Constant(0);
Node* state_node = m.AddNode(
m.common()->FrameState(bailout_id_before, OutputFrameStateCombine::Push(),
m.GetFrameStateFunctionInfo(1, 1)),
parameters, locals, stack, context_sentinel, function_node,
m.UndefinedConstant());
// Build the call.
Node* args[] = {function_node, receiver, context};
Node* stub_code = m.HeapConstant(callable.code());
Node* call = m.CallNWithFrameState(descriptor, stub_code, args, state_node);
m.Return(call);
Stream s = m.Build(kAllExceptNopInstructions);
// Skip until kArchCallJSFunction.
size_t index = 0;
for (; index < s.size() && s[index]->arch_opcode() != kArchCallCodeObject;
index++) {
}
// Now we should have two instructions: call, return.
ASSERT_EQ(index + 2, s.size());
// Check the call instruction
const Instruction* call_instr = s[index++];
EXPECT_EQ(kArchCallCodeObject, call_instr->arch_opcode());
size_t num_operands =
1 + // Code object.
1 +
5 + // Frame state deopt id + one input for each value in frame state.
1 + // Function.
1; // Context.
ASSERT_EQ(num_operands, call_instr->InputCount());
// Code object.
EXPECT_TRUE(call_instr->InputAt(0)->IsImmediate());
// Deoptimization id.
int32_t deopt_id_before = s.ToInt32(call_instr->InputAt(1));
FrameStateDescriptor* desc_before =
s.GetFrameStateDescriptor(deopt_id_before);
EXPECT_EQ(bailout_id_before, desc_before->bailout_id());
EXPECT_EQ(OutputFrameStateCombine::kPushOutput,
desc_before->state_combine().kind());
EXPECT_EQ(1u, desc_before->parameters_count());
EXPECT_EQ(1u, desc_before->locals_count());
EXPECT_EQ(1u, desc_before->stack_count());
EXPECT_EQ(43, s.ToInt32(call_instr->InputAt(3)));
EXPECT_EQ(0, s.ToInt32(call_instr->InputAt(4))); // This should be a context.
// We inserted 0 here.
EXPECT_EQ(0.5, s.ToFloat64(call_instr->InputAt(5)));
EXPECT_TRUE(s.ToHeapObject(call_instr->InputAt(6))->IsUndefined());
EXPECT_EQ(MachineType::AnyTagged(),
desc_before->GetType(0)); // function is always
// tagged/any.
EXPECT_EQ(MachineType::Int32(), desc_before->GetType(1));
EXPECT_EQ(MachineType::AnyTagged(),
desc_before->GetType(2)); // context is always
// tagged/any.
EXPECT_EQ(MachineType::Float64(), desc_before->GetType(3));
EXPECT_EQ(MachineType::AnyTagged(), desc_before->GetType(4));
// Function.
EXPECT_EQ(s.ToVreg(function_node), s.ToVreg(call_instr->InputAt(7)));
// Context.
EXPECT_EQ(s.ToVreg(context), s.ToVreg(call_instr->InputAt(8)));
EXPECT_EQ(kArchRet, s[index++]->arch_opcode());
EXPECT_EQ(index, s.size());
}
TARGET_TEST_F(InstructionSelectorTest, CallStubWithDeoptRecursiveFrameState) {
StreamBuilder m(this, MachineType::AnyTagged(), MachineType::AnyTagged(),
MachineType::AnyTagged(), MachineType::AnyTagged());
BailoutId bailout_id_before(42);
BailoutId bailout_id_parent(62);
// Some arguments for the call node.
Node* function_node = m.Parameter(0);
Node* receiver = m.Parameter(1);
Node* context = m.Int32Constant(66);
Node* context2 = m.Int32Constant(46);
ZoneVector<MachineType> int32_type(1, MachineType::Int32(), zone());
ZoneVector<MachineType> int32x2_type(2, MachineType::Int32(), zone());
ZoneVector<MachineType> float64_type(1, MachineType::Float64(), zone());
Callable callable = CodeFactory::ToObject(isolate());
CallDescriptor* descriptor = Linkage::GetStubCallDescriptor(
isolate(), zone(), callable.descriptor(), 1,
CallDescriptor::kNeedsFrameState, Operator::kNoProperties);
// Build frame state for the state before the call.
Node* parameters =
m.AddNode(m.common()->TypedStateValues(&int32_type), m.Int32Constant(63));
Node* locals =
m.AddNode(m.common()->TypedStateValues(&int32_type), m.Int32Constant(64));
Node* stack =
m.AddNode(m.common()->TypedStateValues(&int32_type), m.Int32Constant(65));
Node* frame_state_parent = m.AddNode(
m.common()->FrameState(bailout_id_parent,
OutputFrameStateCombine::Ignore(),
m.GetFrameStateFunctionInfo(1, 1)),
parameters, locals, stack, context, function_node, m.UndefinedConstant());
Node* parameters2 =
m.AddNode(m.common()->TypedStateValues(&int32_type), m.Int32Constant(43));
Node* locals2 = m.AddNode(m.common()->TypedStateValues(&float64_type),
m.Float64Constant(0.25));
Node* stack2 = m.AddNode(m.common()->TypedStateValues(&int32x2_type),
m.Int32Constant(44), m.Int32Constant(45));
Node* state_node = m.AddNode(
m.common()->FrameState(bailout_id_before, OutputFrameStateCombine::Push(),
m.GetFrameStateFunctionInfo(1, 1)),
parameters2, locals2, stack2, context2, function_node,
frame_state_parent);
// Build the call.
Node* args[] = {function_node, receiver, context2};
Node* stub_code = m.HeapConstant(callable.code());
Node* call = m.CallNWithFrameState(descriptor, stub_code, args, state_node);
m.Return(call);
Stream s = m.Build(kAllExceptNopInstructions);
// Skip until kArchCallJSFunction.
size_t index = 0;
for (; index < s.size() && s[index]->arch_opcode() != kArchCallCodeObject;
index++) {
}
// Now we should have three instructions: call, return.
EXPECT_EQ(index + 2, s.size());
// Check the call instruction
const Instruction* call_instr = s[index++];
EXPECT_EQ(kArchCallCodeObject, call_instr->arch_opcode());
size_t num_operands =
1 + // Code object.
1 + // Frame state deopt id
6 + // One input for each value in frame state + context.
5 + // One input for each value in the parent frame state + context.
1 + // Function.
1; // Context.
EXPECT_EQ(num_operands, call_instr->InputCount());
// Code object.
EXPECT_TRUE(call_instr->InputAt(0)->IsImmediate());
// Deoptimization id.
int32_t deopt_id_before = s.ToInt32(call_instr->InputAt(1));
FrameStateDescriptor* desc_before =
s.GetFrameStateDescriptor(deopt_id_before);
FrameStateDescriptor* desc_before_outer = desc_before->outer_state();
EXPECT_EQ(bailout_id_before, desc_before->bailout_id());
EXPECT_EQ(1u, desc_before_outer->parameters_count());
EXPECT_EQ(1u, desc_before_outer->locals_count());
EXPECT_EQ(1u, desc_before_outer->stack_count());
// Values from parent environment.
EXPECT_EQ(MachineType::AnyTagged(), desc_before->GetType(0));
EXPECT_EQ(63, s.ToInt32(call_instr->InputAt(3)));
EXPECT_EQ(MachineType::Int32(), desc_before_outer->GetType(1));
// Context:
EXPECT_EQ(66, s.ToInt32(call_instr->InputAt(4)));
EXPECT_EQ(MachineType::AnyTagged(), desc_before_outer->GetType(2));
EXPECT_EQ(64, s.ToInt32(call_instr->InputAt(5)));
EXPECT_EQ(MachineType::Int32(), desc_before_outer->GetType(3));
EXPECT_EQ(65, s.ToInt32(call_instr->InputAt(6)));
EXPECT_EQ(MachineType::Int32(), desc_before_outer->GetType(4));
// Values from the nested frame.
EXPECT_EQ(1u, desc_before->parameters_count());
EXPECT_EQ(1u, desc_before->locals_count());
EXPECT_EQ(2u, desc_before->stack_count());
EXPECT_EQ(MachineType::AnyTagged(), desc_before->GetType(0));
EXPECT_EQ(43, s.ToInt32(call_instr->InputAt(8)));
EXPECT_EQ(MachineType::Int32(), desc_before->GetType(1));
EXPECT_EQ(46, s.ToInt32(call_instr->InputAt(9)));
EXPECT_EQ(MachineType::AnyTagged(), desc_before->GetType(2));
EXPECT_EQ(0.25, s.ToFloat64(call_instr->InputAt(10)));
EXPECT_EQ(MachineType::Float64(), desc_before->GetType(3));
EXPECT_EQ(44, s.ToInt32(call_instr->InputAt(11)));
EXPECT_EQ(MachineType::Int32(), desc_before->GetType(4));
EXPECT_EQ(45, s.ToInt32(call_instr->InputAt(12)));
EXPECT_EQ(MachineType::Int32(), desc_before->GetType(5));
// Function.
EXPECT_EQ(s.ToVreg(function_node), s.ToVreg(call_instr->InputAt(13)));
// Context.
EXPECT_EQ(s.ToVreg(context2), s.ToVreg(call_instr->InputAt(14)));
// Continuation.
EXPECT_EQ(kArchRet, s[index++]->arch_opcode());
EXPECT_EQ(index, s.size());
}
} // namespace compiler
} // namespace internal
} // namespace v8