llvm-project/compiler-rt/lib/xray/xray_defs.h

//===-- xray_defs.h ---------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Common definitions useful for XRay sources.
//
//===----------------------------------------------------------------------===//
#ifndef XRAY_XRAY_DEFS_H
#define XRAY_XRAY_DEFS_H

#if XRAY_SUPPORTED
#define XRAY_NEVER_INSTRUMENT __attribute__((xray_never_instrument))
#else
#define XRAY_NEVER_INSTRUMENT
#endif

#if SANITIZER_NETBSD
// NetBSD: thread_local is not aligned properly, and the code relying
// on it segfaults
#define XRAY_TLS_ALIGNAS(x)
#define XRAY_HAS_TLS_ALIGNAS 0
#else
#define XRAY_TLS_ALIGNAS(x) alignas(x)
#define XRAY_HAS_TLS_ALIGNAS 1
#endif

#endif  // XRAY_XRAY_DEFS_H