Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /home/real/node-v13.0.1/deps/v8/src/compiler/ |
// 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 "src/compiler/osr.h"
#include "src/codegen/optimized-compilation-info.h"
#include "src/compiler/frame.h"
#include "src/objects/objects-inl.h"
#include "src/objects/objects.h"
#include "src/objects/shared-function-info.h"
namespace v8 {
namespace internal {
namespace compiler {
OsrHelper::OsrHelper(OptimizedCompilationInfo* info)
: parameter_count_(info->bytecode_array()->parameter_count()),
stack_slot_count_(InterpreterFrameConstants::RegisterStackSlotCount(
info->bytecode_array()->register_count()) +
InterpreterFrameConstants::kExtraSlotCount) {}
void OsrHelper::SetupFrame(Frame* frame) {
// The optimized frame will subsume the unoptimized frame. Do so by reserving
// the first spill slots.
frame->ReserveSpillSlots(UnoptimizedFrameSlots());
}
} // namespace compiler
} // namespace internal
} // namespace v8