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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* SpiderMonkey API for obtaining JitCode information. */
#ifndef js_JitCodeAPI_h
#define js_JitCodeAPI_h
#include "js/AllocPolicy.h"
#include "js/ColumnNumber.h" // JS::LimitedColumnNumberOneOrigin
#include "js/Vector.h"
namespace JS {
struct JitCodeSourceInfo {
uint32_t offset = 0;
// Line number (1-origin).
uint32_t lineno = 0;
// Column number in UTF-16 code units.
JS::LimitedColumnNumberOneOrigin colno;
};
using SourceInfoVector =
js::Vector<JitCodeSourceInfo, 0, js::SystemAllocPolicy>;
struct JitCodeRecord {
uint64_t code_addr = 0;
uint32_t instructionSize = 0;
SourceInfoVector sourceInfo;
};
// Lookup a JitCodeRecord by code address
// Returns nullptr if not found
JitCodeRecord* LookupJitCodeRecord(uint64_t addr);
} // namespace JS
#endif /* js_JitCodeAPI_h */