1/*
2 * Copyright (c) 2012 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Copyright (c) 2006 The Regents of The University of Michigan
15 * All rights reserved.
16 *
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions are
19 * met: redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer;
21 * redistributions in binary form must reproduce the above copyright

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40 * Authors: Ali Saidi
41 */
42
43#ifndef __BASE_COMPILER_HH__
44#define __BASE_COMPILER_HH__
45
46#include "config/have_static_assert.hh"
47
48// http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html
49
50#if defined(__GNUC__)
51#define M5_ATTR_NORETURN __attribute__((noreturn))
52#define M5_PRAGMA_NORETURN(x)
53#define M5_DUMMY_RETURN
54#define M5_VAR_USED __attribute__((unused))
55#define M5_ATTR_PACKED __attribute__ ((__packed__))
56#define M5_NO_INLINE __attribute__ ((__noinline__))
57#else
58#error "Need to define compiler options in base/compiler.hh"
59#endif
60
61/*
62 * Define a compatibility macro that emulates the behavior of
63 * static_assert using template magic if the compiler doesn't have
64 * native support.

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