1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Generator for GIMPLE pass related boilerplate code/data
4 *
5 * Supports gcc 4.5-6
6 *
7 * Usage:
8 *
9 * 1. before inclusion define PASS_NAME
10 * 2. before inclusion define NO_* for unimplemented callbacks
11 *    NO_GATE
12 *    NO_EXECUTE
13 * 3. before inclusion define PROPERTIES_* and TODO_FLAGS_* to override
14 *    the default 0 values
15 * 4. for convenience, all the above will be undefined after inclusion!
16 * 5. the only exported name is make_PASS_NAME_pass() to register with gcc
17 */
18
19#ifndef PASS_NAME
20#error at least PASS_NAME must be defined
21#else
22#define __GCC_PLUGIN_STRINGIFY(n)	#n
23#define _GCC_PLUGIN_STRINGIFY(n)	__GCC_PLUGIN_STRINGIFY(n)
24#define _GCC_PLUGIN_CONCAT2(x, y)	x ## y
25#define _GCC_PLUGIN_CONCAT3(x, y, z)	x ## y ## z
26
27#define __PASS_NAME_PASS_DATA(n)	_GCC_PLUGIN_CONCAT2(n, _pass_data)
28#define _PASS_NAME_PASS_DATA		__PASS_NAME_PASS_DATA(PASS_NAME)
29
30#define __PASS_NAME_PASS(n)		_GCC_PLUGIN_CONCAT2(n, _pass)
31#define _PASS_NAME_PASS			__PASS_NAME_PASS(PASS_NAME)
32
33#define _PASS_NAME_NAME			_GCC_PLUGIN_STRINGIFY(PASS_NAME)
34
35#define __MAKE_PASS_NAME_PASS(n)	_GCC_PLUGIN_CONCAT3(make_, n, _pass)
36#define _MAKE_PASS_NAME_PASS		__MAKE_PASS_NAME_PASS(PASS_NAME)
37
38#ifdef NO_GATE
39#define _GATE NULL
40#define _HAS_GATE false
41#else
42#define __GATE(n)			_GCC_PLUGIN_CONCAT2(n, _gate)
43#define _GATE				__GATE(PASS_NAME)
44#define _HAS_GATE true
45#endif
46
47#ifdef NO_EXECUTE
48#define _EXECUTE NULL
49#define _HAS_EXECUTE false
50#else
51#define __EXECUTE(n)			_GCC_PLUGIN_CONCAT2(n, _execute)
52#define _EXECUTE			__EXECUTE(PASS_NAME)
53#define _HAS_EXECUTE true
54#endif
55
56#ifndef PROPERTIES_REQUIRED
57#define PROPERTIES_REQUIRED 0
58#endif
59
60#ifndef PROPERTIES_PROVIDED
61#define PROPERTIES_PROVIDED 0
62#endif
63
64#ifndef PROPERTIES_DESTROYED
65#define PROPERTIES_DESTROYED 0
66#endif
67
68#ifndef TODO_FLAGS_START
69#define TODO_FLAGS_START 0
70#endif
71
72#ifndef TODO_FLAGS_FINISH
73#define TODO_FLAGS_FINISH 0
74#endif
75
76#if BUILDING_GCC_VERSION >= 4009
77namespace {
78static const pass_data _PASS_NAME_PASS_DATA = {
79#else
80static struct gimple_opt_pass _PASS_NAME_PASS = {
81	.pass = {
82#endif
83		.type			= GIMPLE_PASS,
84		.name			= _PASS_NAME_NAME,
85#if BUILDING_GCC_VERSION >= 4008
86		.optinfo_flags		= OPTGROUP_NONE,
87#endif
88#if BUILDING_GCC_VERSION >= 5000
89#elif BUILDING_GCC_VERSION == 4009
90		.has_gate		= _HAS_GATE,
91		.has_execute		= _HAS_EXECUTE,
92#else
93		.gate			= _GATE,
94		.execute		= _EXECUTE,
95		.sub			= NULL,
96		.next			= NULL,
97		.static_pass_number	= 0,
98#endif
99		.tv_id			= TV_NONE,
100		.properties_required	= PROPERTIES_REQUIRED,
101		.properties_provided	= PROPERTIES_PROVIDED,
102		.properties_destroyed	= PROPERTIES_DESTROYED,
103		.todo_flags_start	= TODO_FLAGS_START,
104		.todo_flags_finish	= TODO_FLAGS_FINISH,
105#if BUILDING_GCC_VERSION < 4009
106	}
107#endif
108};
109
110#if BUILDING_GCC_VERSION >= 4009
111class _PASS_NAME_PASS : public gimple_opt_pass {
112public:
113	_PASS_NAME_PASS() : gimple_opt_pass(_PASS_NAME_PASS_DATA, g) {}
114
115#ifndef NO_GATE
116#if BUILDING_GCC_VERSION >= 5000
117	virtual bool gate(function *) { return _GATE(); }
118#else
119	virtual bool gate(void) { return _GATE(); }
120#endif
121#endif
122
123	virtual opt_pass * clone () { return new _PASS_NAME_PASS(); }
124
125#ifndef NO_EXECUTE
126#if BUILDING_GCC_VERSION >= 5000
127	virtual unsigned int execute(function *) { return _EXECUTE(); }
128#else
129	virtual unsigned int execute(void) { return _EXECUTE(); }
130#endif
131#endif
132};
133}
134
135opt_pass *_MAKE_PASS_NAME_PASS(void)
136{
137	return new _PASS_NAME_PASS();
138}
139#else
140struct opt_pass *_MAKE_PASS_NAME_PASS(void)
141{
142	return &_PASS_NAME_PASS.pass;
143}
144#endif
145
146/* clean up user provided defines */
147#undef PASS_NAME
148#undef NO_GATE
149#undef NO_EXECUTE
150
151#undef PROPERTIES_DESTROYED
152#undef PROPERTIES_PROVIDED
153#undef PROPERTIES_REQUIRED
154#undef TODO_FLAGS_FINISH
155#undef TODO_FLAGS_START
156
157/* clean up generated defines */
158#undef _EXECUTE
159#undef __EXECUTE
160#undef _GATE
161#undef __GATE
162#undef _GCC_PLUGIN_CONCAT2
163#undef _GCC_PLUGIN_CONCAT3
164#undef _GCC_PLUGIN_STRINGIFY
165#undef __GCC_PLUGIN_STRINGIFY
166#undef _HAS_EXECUTE
167#undef _HAS_GATE
168#undef _MAKE_PASS_NAME_PASS
169#undef __MAKE_PASS_NAME_PASS
170#undef _PASS_NAME_NAME
171#undef _PASS_NAME_PASS
172#undef __PASS_NAME_PASS
173#undef _PASS_NAME_PASS_DATA
174#undef __PASS_NAME_PASS_DATA
175
176#endif /* PASS_NAME */
177