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9d7cd9b864
PR-URL: https://github.com/nodejs/node/pull/54077 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
585 lines
22 KiB
C++
585 lines
22 KiB
C++
// Copyright 2024 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "test/unittests/compiler/backend/turboshaft-instruction-selector-unittest.h"
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#include "src/codegen/code-factory.h"
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#include "src/codegen/tick-counter.h"
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#include "src/compiler/compiler-source-position-table.h"
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#include "src/compiler/graph.h"
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#include "src/compiler/schedule.h"
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#include "src/compiler/turboshaft/instruction-selection-phase.h"
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#include "src/compiler/turboshaft/phase.h"
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#include "src/compiler/turboshaft/representations.h"
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#include "src/flags/flags.h"
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#include "src/objects/objects-inl.h"
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#include "test/unittests/compiler/compiler-test-utils.h"
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namespace v8::internal::compiler::turboshaft {
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TurboshaftInstructionSelectorTest::TurboshaftInstructionSelectorTest()
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: TestWithNativeContextAndZone(kCompressGraphZone),
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rng_(v8_flags.random_seed) {}
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TurboshaftInstructionSelectorTest::~TurboshaftInstructionSelectorTest() =
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default;
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TurboshaftInstructionSelectorTest::Stream
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TurboshaftInstructionSelectorTest::StreamBuilder::Build(
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InstructionSelector::Features features,
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TurboshaftInstructionSelectorTest::StreamBuilderMode mode,
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InstructionSelector::SourcePositionMode source_position_mode) {
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if (v8_flags.trace_turbo) {
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StdoutStream{} << "=== Graph before instruction selection ===" << std::endl
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<< output_graph();
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}
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size_t const node_count = output_graph().NumberOfOperationsForDebugging();
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EXPECT_NE(0u, node_count);
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Linkage linkage(call_descriptor());
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Graph& graph = output_graph();
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// Compute special RPO order....
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TurboshaftSpecialRPONumberer numberer(graph, test_->zone());
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auto schedule = numberer.ComputeSpecialRPO();
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graph.ReorderBlocks(base::VectorOf(schedule));
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// Determine deferred blocks.
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PropagateDeferred(graph);
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// Initialize an instruction sequence.
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InstructionBlocks* instruction_blocks =
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InstructionSequence::InstructionBlocksFor(test_->zone(), graph);
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InstructionSequence sequence(test_->isolate(), test_->zone(),
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instruction_blocks);
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TickCounter tick_counter;
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size_t max_unoptimized_frame_height = 0;
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size_t max_pushed_argument_count = 0;
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InstructionSelector selector = InstructionSelector::ForTurboshaft(
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test_->zone(), graph.op_id_count(), &linkage, &sequence, &graph, nullptr,
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InstructionSelector::kEnableSwitchJumpTable, &tick_counter, nullptr,
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&max_unoptimized_frame_height, &max_pushed_argument_count,
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source_position_mode, features, InstructionSelector::kDisableScheduling,
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InstructionSelector::kEnableRootsRelativeAddressing);
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selector.SelectInstructions();
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if (v8_flags.trace_turbo) {
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StdoutStream{} << "=== Code sequence after instruction selection ==="
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<< std::endl
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<< sequence;
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}
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Stream s;
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s.virtual_registers_ = selector.GetVirtualRegistersForTesting();
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// Map virtual registers.
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for (Instruction* const instr : sequence) {
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if (instr->opcode() < 0) continue;
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if (mode == kTargetInstructions) {
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switch (instr->arch_opcode()) {
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#define CASE(Name) \
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case k##Name: \
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break;
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TARGET_ARCH_OPCODE_LIST(CASE)
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#undef CASE
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default:
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continue;
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}
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}
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if (mode == kAllExceptNopInstructions && instr->arch_opcode() == kArchNop) {
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continue;
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}
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for (size_t i = 0; i < instr->OutputCount(); ++i) {
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InstructionOperand* output = instr->OutputAt(i);
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EXPECT_NE(InstructionOperand::IMMEDIATE, output->kind());
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if (output->IsConstant()) {
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int vreg = ConstantOperand::cast(output)->virtual_register();
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s.constants_.insert(std::make_pair(vreg, sequence.GetConstant(vreg)));
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}
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}
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for (size_t i = 0; i < instr->InputCount(); ++i) {
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InstructionOperand* input = instr->InputAt(i);
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EXPECT_NE(InstructionOperand::CONSTANT, input->kind());
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if (input->IsImmediate()) {
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auto imm = ImmediateOperand::cast(input);
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if (imm->type() == ImmediateOperand::INDEXED_IMM) {
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int index = imm->indexed_value();
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s.immediates_.insert(
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std::make_pair(index, sequence.GetImmediate(imm)));
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}
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}
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}
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s.instructions_.push_back(instr);
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}
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for (auto i : s.virtual_registers_) {
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int const virtual_register = i.second;
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if (sequence.IsFP(virtual_register)) {
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EXPECT_FALSE(sequence.IsReference(virtual_register));
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s.doubles_.insert(virtual_register);
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}
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if (sequence.IsReference(virtual_register)) {
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EXPECT_FALSE(sequence.IsFP(virtual_register));
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s.references_.insert(virtual_register);
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}
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}
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for (int i = 0; i < sequence.GetDeoptimizationEntryCount(); i++) {
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s.deoptimization_entries_.push_back(
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sequence.GetDeoptimizationEntry(i).descriptor());
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}
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return s;
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}
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int TurboshaftInstructionSelectorTest::Stream::ToVreg(OpIndex index) const {
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VirtualRegisters::const_iterator i = virtual_registers_.find(index.id());
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CHECK(i != virtual_registers_.end());
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return i->second;
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}
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bool TurboshaftInstructionSelectorTest::Stream::IsFixed(
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const InstructionOperand* operand, Register reg) const {
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if (!operand->IsUnallocated()) return false;
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const UnallocatedOperand* unallocated = UnallocatedOperand::cast(operand);
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if (!unallocated->HasFixedRegisterPolicy()) return false;
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return unallocated->fixed_register_index() == reg.code();
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}
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bool TurboshaftInstructionSelectorTest::Stream::IsSameAsFirst(
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const InstructionOperand* operand) const {
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if (!operand->IsUnallocated()) return false;
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const UnallocatedOperand* unallocated = UnallocatedOperand::cast(operand);
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return unallocated->HasSameAsInputPolicy();
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}
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bool TurboshaftInstructionSelectorTest::Stream::IsSameAsInput(
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const InstructionOperand* operand, int input_index) const {
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if (!operand->IsUnallocated()) return false;
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const UnallocatedOperand* unallocated = UnallocatedOperand::cast(operand);
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return unallocated->HasSameAsInputPolicy() &&
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unallocated->input_index() == input_index;
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}
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bool TurboshaftInstructionSelectorTest::Stream::IsUsedAtStart(
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const InstructionOperand* operand) const {
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if (!operand->IsUnallocated()) return false;
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const UnallocatedOperand* unallocated = UnallocatedOperand::cast(operand);
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return unallocated->IsUsedAtStart();
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}
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const FrameStateFunctionInfo*
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TurboshaftInstructionSelectorTest::StreamBuilder::GetFrameStateFunctionInfo(
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uint16_t parameter_count, int local_count) {
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const uint16_t max_arguments = 0;
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return test_->zone()->New<FrameStateFunctionInfo>(
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FrameStateType::kUnoptimizedFunction, parameter_count, max_arguments,
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local_count, Handle<SharedFunctionInfo>());
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}
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// -----------------------------------------------------------------------------
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// Return.
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TARGET_TEST_F(TurboshaftInstructionSelectorTest, ReturnFloat32Constant) {
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const float kValue = 4.2f;
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StreamBuilder m(this, MachineType::Float32());
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m.Return(m.Float32Constant(kValue));
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Stream s = m.Build(kAllInstructions);
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ASSERT_EQ(2U, s.size());
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EXPECT_EQ(kArchNop, s[0]->arch_opcode());
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ASSERT_EQ(InstructionOperand::CONSTANT, s[0]->OutputAt(0)->kind());
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EXPECT_FLOAT_EQ(kValue, s.ToFloat32(s[0]->OutputAt(0)));
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EXPECT_EQ(kArchRet, s[1]->arch_opcode());
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EXPECT_EQ(2U, s[1]->InputCount());
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}
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TARGET_TEST_F(TurboshaftInstructionSelectorTest, ReturnParameter) {
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StreamBuilder m(this, MachineType::Int32(), MachineType::Int32());
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m.Return(m.Parameter(0));
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Stream s = m.Build(kAllInstructions);
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ASSERT_EQ(2U, s.size());
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EXPECT_EQ(kArchNop, s[0]->arch_opcode());
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ASSERT_EQ(1U, s[0]->OutputCount());
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EXPECT_EQ(kArchRet, s[1]->arch_opcode());
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EXPECT_EQ(2U, s[1]->InputCount());
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}
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TARGET_TEST_F(TurboshaftInstructionSelectorTest, ReturnZero) {
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StreamBuilder m(this, MachineType::Int32());
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m.Return(m.Int32Constant(0));
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Stream s = m.Build(kAllInstructions);
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ASSERT_EQ(2U, s.size());
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EXPECT_EQ(kArchNop, s[0]->arch_opcode());
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ASSERT_EQ(1U, s[0]->OutputCount());
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EXPECT_EQ(InstructionOperand::CONSTANT, s[0]->OutputAt(0)->kind());
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EXPECT_EQ(0, s.ToInt32(s[0]->OutputAt(0)));
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EXPECT_EQ(kArchRet, s[1]->arch_opcode());
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EXPECT_EQ(2U, s[1]->InputCount());
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}
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// -----------------------------------------------------------------------------
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// Conversions.
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TARGET_TEST_F(TurboshaftInstructionSelectorTest,
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TruncateFloat64ToWord32WithParameter) {
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StreamBuilder m(this, MachineType::Int32(), MachineType::Float64());
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m.Return(m.JSTruncateFloat64ToWord32(m.Parameter(0)));
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Stream s = m.Build(kAllInstructions);
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ASSERT_EQ(3U, s.size());
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EXPECT_EQ(kArchNop, s[0]->arch_opcode());
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EXPECT_EQ(kArchTruncateDoubleToI, s[1]->arch_opcode());
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EXPECT_EQ(1U, s[1]->InputCount());
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EXPECT_EQ(1U, s[1]->OutputCount());
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EXPECT_EQ(kArchRet, s[2]->arch_opcode());
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}
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// -----------------------------------------------------------------------------
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// Parameters.
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TARGET_TEST_F(TurboshaftInstructionSelectorTest, DoubleParameter) {
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StreamBuilder m(this, MachineType::Float64(), MachineType::Float64());
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OpIndex param = m.Parameter(0);
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m.Return(param);
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Stream s = m.Build(kAllInstructions);
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EXPECT_TRUE(s.IsDouble(param));
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}
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TARGET_TEST_F(TurboshaftInstructionSelectorTest, ReferenceParameter) {
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StreamBuilder m(this, MachineType::AnyTagged(), MachineType::AnyTagged());
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OpIndex param = m.Parameter(0);
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m.Return(param);
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Stream s = m.Build(kAllInstructions);
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EXPECT_TRUE(s.IsReference(param));
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}
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// -----------------------------------------------------------------------------
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// Phi.
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using TurboshaftInstructionSelectorPhiTest =
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TurboshaftInstructionSelectorTestWithParam<MachineType>;
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TARGET_TEST_P(TurboshaftInstructionSelectorPhiTest, Doubleness) {
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const MachineType type = GetParam();
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StreamBuilder m(this, type, type, type);
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OpIndex param0 = m.Parameter(0);
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OpIndex param1 = m.Parameter(1);
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Block *a = m.NewBlock(), *b = m.NewBlock(), *c = m.NewBlock();
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m.Branch(m.Int32Constant(0), a, b);
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m.Bind(a);
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m.Goto(c);
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m.Bind(b);
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m.Goto(c);
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m.Bind(c);
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OpIndex phi = m.Phi(type.representation(), param0, param1);
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m.Return(phi);
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Stream s = m.Build(kAllInstructions);
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EXPECT_EQ(s.IsDouble(phi), s.IsDouble(param0));
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EXPECT_EQ(s.IsDouble(phi), s.IsDouble(param1));
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}
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TARGET_TEST_P(TurboshaftInstructionSelectorPhiTest, Referenceness) {
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const MachineType type = GetParam();
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StreamBuilder m(this, type, type, type);
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OpIndex param0 = m.Parameter(0);
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OpIndex param1 = m.Parameter(1);
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Block *a = m.NewBlock(), *b = m.NewBlock(), *c = m.NewBlock();
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m.Branch(m.Int32Constant(1), a, b);
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m.Bind(a);
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m.Goto(c);
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m.Bind(b);
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m.Goto(c);
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m.Bind(c);
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OpIndex phi = m.Phi(type.representation(), param0, param1);
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m.Return(phi);
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Stream s = m.Build(kAllInstructions);
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EXPECT_EQ(s.IsReference(phi), s.IsReference(param0));
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EXPECT_EQ(s.IsReference(phi), s.IsReference(param1));
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}
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INSTANTIATE_TEST_SUITE_P(
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TurboshaftInstructionSelectorTest, TurboshaftInstructionSelectorPhiTest,
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::testing::Values(MachineType::Float64(), MachineType::Int8(),
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MachineType::Uint8(), MachineType::Int16(),
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MachineType::Uint16(), MachineType::Int32(),
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MachineType::Uint32(), MachineType::Int64(),
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MachineType::Uint64(), MachineType::Pointer(),
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MachineType::AnyTagged()));
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// TODO(dmercadier): port following tests to Turboshaft.
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#if 0
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// -----------------------------------------------------------------------------
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// Calls with deoptimization.
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TARGET_TEST_F(TurboshaftInstructionSelectorTest, CallJSFunctionWithDeopt) {
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StreamBuilder m(this, MachineType::AnyTagged(), MachineType::AnyTagged(),
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MachineType::AnyTagged(), MachineType::AnyTagged());
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BytecodeOffset bailout_id(42);
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Node* function_node = m.Parameter(0);
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Node* receiver = m.Parameter(1);
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Node* context = m.Parameter(2);
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ZoneVector<MachineType> int32_type(1, MachineType::Int32(), zone());
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ZoneVector<MachineType> tagged_type(1, MachineType::AnyTagged(), zone());
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ZoneVector<MachineType> empty_type(zone());
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auto call_descriptor = Linkage::GetJSCallDescriptor(
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zone(), false, 1,
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CallDescriptor::kNeedsFrameState | CallDescriptor::kCanUseRoots);
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// Build frame state for the state before the call.
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Node* parameters = m.AddNode(
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m.common()->TypedStateValues(&int32_type, SparseInputMask::Dense()),
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m.Int32Constant(1));
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Node* locals = m.AddNode(
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m.common()->TypedStateValues(&empty_type, SparseInputMask::Dense()));
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Node* stack = m.AddNode(
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m.common()->TypedStateValues(&tagged_type, SparseInputMask::Dense()),
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m.UndefinedConstant());
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Node* context_sentinel = m.Int32Constant(0);
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Node* state_node = m.AddNode(
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m.common()->FrameState(bailout_id, OutputFrameStateCombine::PokeAt(0),
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m.GetFrameStateFunctionInfo(1, 0)),
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parameters, locals, stack, context_sentinel, function_node,
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m.graph()->start());
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// Build the call.
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Node* nodes[] = {function_node, receiver, m.UndefinedConstant(),
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m.Int32Constant(1), context, state_node};
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Node* call = m.CallNWithFrameState(call_descriptor, arraysize(nodes), nodes);
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m.Return(call);
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Stream s = m.Build(kAllExceptNopInstructions);
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// Skip until kArchCallJSFunction.
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size_t index = 0;
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for (; index < s.size() && s[index]->arch_opcode() != kArchCallJSFunction;
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index++) {
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}
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// Now we should have two instructions: call and return.
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ASSERT_EQ(index + 2, s.size());
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EXPECT_EQ(kArchCallJSFunction, s[index++]->arch_opcode());
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EXPECT_EQ(kArchRet, s[index++]->arch_opcode());
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// TODO(jarin) Check deoptimization table.
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}
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TARGET_TEST_F(InstructionSelectorTest, CallStubWithDeopt) {
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StreamBuilder m(this, MachineType::AnyTagged(), MachineType::AnyTagged(),
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MachineType::AnyTagged(), MachineType::AnyTagged());
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BytecodeOffset bailout_id_before(42);
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// Some arguments for the call node.
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Node* function_node = m.Parameter(0);
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Node* receiver = m.Parameter(1);
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Node* context = m.Int32Constant(1); // Context is ignored.
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ZoneVector<MachineType> int32_type(1, MachineType::Int32(), zone());
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ZoneVector<MachineType> float64_type(1, MachineType::Float64(), zone());
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ZoneVector<MachineType> tagged_type(1, MachineType::AnyTagged(), zone());
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Callable callable = Builtins::CallableFor(isolate(), Builtin::kToObject);
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auto call_descriptor = Linkage::GetStubCallDescriptor(
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zone(), callable.descriptor(), 1, CallDescriptor::kNeedsFrameState,
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Operator::kNoProperties);
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// Build frame state for the state before the call.
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Node* parameters = m.AddNode(
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m.common()->TypedStateValues(&int32_type, SparseInputMask::Dense()),
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m.Int32Constant(43));
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Node* locals = m.AddNode(
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m.common()->TypedStateValues(&float64_type, SparseInputMask::Dense()),
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m.Float64Constant(0.5));
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Node* stack = m.AddNode(
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m.common()->TypedStateValues(&tagged_type, SparseInputMask::Dense()),
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m.UndefinedConstant());
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Node* context_sentinel = m.Int32Constant(0);
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Node* state_node =
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m.AddNode(m.common()->FrameState(bailout_id_before,
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OutputFrameStateCombine::PokeAt(0),
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m.GetFrameStateFunctionInfo(1, 1)),
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parameters, locals, stack, context_sentinel, function_node,
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m.graph()->start());
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// Build the call.
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Node* stub_code = m.HeapConstant(callable.code());
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Node* nodes[] = {stub_code, function_node, receiver, context, state_node};
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Node* call = m.CallNWithFrameState(call_descriptor, arraysize(nodes), nodes);
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m.Return(call);
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Stream s = m.Build(kAllExceptNopInstructions);
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// Skip until kArchCallCodeObject.
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size_t index = 0;
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for (; index < s.size() && s[index]->arch_opcode() != kArchCallCodeObject;
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index++) {
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}
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// Now we should have two instructions: call, return.
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ASSERT_EQ(index + 2, s.size());
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// Check the call instruction
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const Instruction* call_instr = s[index++];
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EXPECT_EQ(kArchCallCodeObject, call_instr->arch_opcode());
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size_t num_operands =
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1 + // Code object.
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6 + // Frame state deopt id + one input for each value in frame state.
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1 + // Function.
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1 + // Context.
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1; // Entrypoint tag.
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ASSERT_EQ(num_operands, call_instr->InputCount());
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// Code object.
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EXPECT_TRUE(call_instr->InputAt(0)->IsImmediate());
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// Deoptimization id.
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int32_t deopt_id_before = s.ToInt32(call_instr->InputAt(1));
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FrameStateDescriptor* desc_before =
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s.GetFrameStateDescriptor(deopt_id_before);
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EXPECT_EQ(bailout_id_before, desc_before->bailout_id());
|
|
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(IsUndefined(*s.ToHeapObject(call_instr->InputAt(6)), isolate()));
|
|
|
|
// 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)));
|
|
// Entrypoint tag.
|
|
EXPECT_TRUE(call_instr->InputAt(9)->IsImmediate());
|
|
|
|
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());
|
|
|
|
BytecodeOffset bailout_id_before(42);
|
|
BytecodeOffset 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> float64_type(1, MachineType::Float64(), zone());
|
|
|
|
Callable callable = Builtins::CallableFor(isolate(), Builtin::kToObject);
|
|
auto call_descriptor = Linkage::GetStubCallDescriptor(
|
|
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, SparseInputMask::Dense()),
|
|
m.Int32Constant(63));
|
|
Node* locals = m.AddNode(
|
|
m.common()->TypedStateValues(&int32_type, SparseInputMask::Dense()),
|
|
m.Int32Constant(64));
|
|
Node* stack = m.AddNode(
|
|
m.common()->TypedStateValues(&int32_type, SparseInputMask::Dense()),
|
|
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.graph()->start());
|
|
|
|
Node* parameters2 = m.AddNode(
|
|
m.common()->TypedStateValues(&int32_type, SparseInputMask::Dense()),
|
|
m.Int32Constant(43));
|
|
Node* locals2 = m.AddNode(
|
|
m.common()->TypedStateValues(&float64_type, SparseInputMask::Dense()),
|
|
m.Float64Constant(0.25));
|
|
Node* stack2 = m.AddNode(
|
|
m.common()->TypedStateValues(&int32_type, SparseInputMask::Dense()),
|
|
m.Int32Constant(44));
|
|
Node* state_node =
|
|
m.AddNode(m.common()->FrameState(bailout_id_before,
|
|
OutputFrameStateCombine::PokeAt(0),
|
|
m.GetFrameStateFunctionInfo(1, 1)),
|
|
parameters2, locals2, stack2, context2, function_node,
|
|
frame_state_parent);
|
|
|
|
// Build the call.
|
|
Node* stub_code = m.HeapConstant(callable.code());
|
|
Node* nodes[] = {stub_code, function_node, receiver, context2, state_node};
|
|
Node* call = m.CallNWithFrameState(call_descriptor, arraysize(nodes), nodes);
|
|
m.Return(call);
|
|
|
|
Stream s = m.Build(kAllExceptNopInstructions);
|
|
|
|
// Skip until kArchCallCodeObject.
|
|
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
|
|
5 + // 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.
|
|
1; // Entrypoint tag.
|
|
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(63, s.ToInt32(call_instr->InputAt(3)));
|
|
// Context:
|
|
EXPECT_EQ(66, s.ToInt32(call_instr->InputAt(4)));
|
|
EXPECT_EQ(64, s.ToInt32(call_instr->InputAt(5)));
|
|
EXPECT_EQ(65, s.ToInt32(call_instr->InputAt(6)));
|
|
// Values from the nested frame.
|
|
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(8)));
|
|
EXPECT_EQ(46, s.ToInt32(call_instr->InputAt(9)));
|
|
EXPECT_EQ(0.25, s.ToFloat64(call_instr->InputAt(10)));
|
|
EXPECT_EQ(44, s.ToInt32(call_instr->InputAt(11)));
|
|
|
|
// Function.
|
|
EXPECT_EQ(s.ToVreg(function_node), s.ToVreg(call_instr->InputAt(12)));
|
|
// Context.
|
|
EXPECT_EQ(s.ToVreg(context2), s.ToVreg(call_instr->InputAt(13)));
|
|
// Entrypoint tag.
|
|
EXPECT_TRUE(call_instr->InputAt(14)->IsImmediate());
|
|
// Continuation.
|
|
|
|
EXPECT_EQ(kArchRet, s[index++]->arch_opcode());
|
|
EXPECT_EQ(index, s.size());
|
|
}
|
|
|
|
#endif
|
|
|
|
} // namespace v8::internal::compiler::turboshaft
|