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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Generator for IPA 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_GENERATE_SUMMARY
12 * NO_READ_SUMMARY
13 * NO_WRITE_SUMMARY
14 * NO_READ_OPTIMIZATION_SUMMARY
15 * NO_WRITE_OPTIMIZATION_SUMMARY
16 * NO_STMT_FIXUP
17 * NO_FUNCTION_TRANSFORM
18 * NO_VARIABLE_TRANSFORM
19 * NO_GATE
20 * NO_EXECUTE
21 * 3. before inclusion define PROPERTIES_* and *TODO_FLAGS_* to override
22 * the default 0 values
23 * 4. for convenience, all the above will be undefined after inclusion!
24 * 5. the only exported name is make_PASS_NAME_pass() to register with gcc
25 */
26
27#ifndef PASS_NAME
28#error at least PASS_NAME must be defined
29#else
30#define __GCC_PLUGIN_STRINGIFY(n) #n
31#define _GCC_PLUGIN_STRINGIFY(n) __GCC_PLUGIN_STRINGIFY(n)
32#define _GCC_PLUGIN_CONCAT2(x, y) x ## y
33#define _GCC_PLUGIN_CONCAT3(x, y, z) x ## y ## z
34
35#define __PASS_NAME_PASS_DATA(n) _GCC_PLUGIN_CONCAT2(n, _pass_data)
36#define _PASS_NAME_PASS_DATA __PASS_NAME_PASS_DATA(PASS_NAME)
37
38#define __PASS_NAME_PASS(n) _GCC_PLUGIN_CONCAT2(n, _pass)
39#define _PASS_NAME_PASS __PASS_NAME_PASS(PASS_NAME)
40
41#define _PASS_NAME_NAME _GCC_PLUGIN_STRINGIFY(PASS_NAME)
42
43#define __MAKE_PASS_NAME_PASS(n) _GCC_PLUGIN_CONCAT3(make_, n, _pass)
44#define _MAKE_PASS_NAME_PASS __MAKE_PASS_NAME_PASS(PASS_NAME)
45
46#ifdef NO_GENERATE_SUMMARY
47#define _GENERATE_SUMMARY NULL
48#else
49#define __GENERATE_SUMMARY(n) _GCC_PLUGIN_CONCAT2(n, _generate_summary)
50#define _GENERATE_SUMMARY __GENERATE_SUMMARY(PASS_NAME)
51#endif
52
53#ifdef NO_READ_SUMMARY
54#define _READ_SUMMARY NULL
55#else
56#define __READ_SUMMARY(n) _GCC_PLUGIN_CONCAT2(n, _read_summary)
57#define _READ_SUMMARY __READ_SUMMARY(PASS_NAME)
58#endif
59
60#ifdef NO_WRITE_SUMMARY
61#define _WRITE_SUMMARY NULL
62#else
63#define __WRITE_SUMMARY(n) _GCC_PLUGIN_CONCAT2(n, _write_summary)
64#define _WRITE_SUMMARY __WRITE_SUMMARY(PASS_NAME)
65#endif
66
67#ifdef NO_READ_OPTIMIZATION_SUMMARY
68#define _READ_OPTIMIZATION_SUMMARY NULL
69#else
70#define __READ_OPTIMIZATION_SUMMARY(n) _GCC_PLUGIN_CONCAT2(n, _read_optimization_summary)
71#define _READ_OPTIMIZATION_SUMMARY __READ_OPTIMIZATION_SUMMARY(PASS_NAME)
72#endif
73
74#ifdef NO_WRITE_OPTIMIZATION_SUMMARY
75#define _WRITE_OPTIMIZATION_SUMMARY NULL
76#else
77#define __WRITE_OPTIMIZATION_SUMMARY(n) _GCC_PLUGIN_CONCAT2(n, _write_optimization_summary)
78#define _WRITE_OPTIMIZATION_SUMMARY __WRITE_OPTIMIZATION_SUMMARY(PASS_NAME)
79#endif
80
81#ifdef NO_STMT_FIXUP
82#define _STMT_FIXUP NULL
83#else
84#define __STMT_FIXUP(n) _GCC_PLUGIN_CONCAT2(n, _stmt_fixup)
85#define _STMT_FIXUP __STMT_FIXUP(PASS_NAME)
86#endif
87
88#ifdef NO_FUNCTION_TRANSFORM
89#define _FUNCTION_TRANSFORM NULL
90#else
91#define __FUNCTION_TRANSFORM(n) _GCC_PLUGIN_CONCAT2(n, _function_transform)
92#define _FUNCTION_TRANSFORM __FUNCTION_TRANSFORM(PASS_NAME)
93#endif
94
95#ifdef NO_VARIABLE_TRANSFORM
96#define _VARIABLE_TRANSFORM NULL
97#else
98#define __VARIABLE_TRANSFORM(n) _GCC_PLUGIN_CONCAT2(n, _variable_transform)
99#define _VARIABLE_TRANSFORM __VARIABLE_TRANSFORM(PASS_NAME)
100#endif
101
102#ifdef NO_GATE
103#define _GATE NULL
104#define _HAS_GATE false
105#else
106#define __GATE(n) _GCC_PLUGIN_CONCAT2(n, _gate)
107#define _GATE __GATE(PASS_NAME)
108#define _HAS_GATE true
109#endif
110
111#ifdef NO_EXECUTE
112#define _EXECUTE NULL
113#define _HAS_EXECUTE false
114#else
115#define __EXECUTE(n) _GCC_PLUGIN_CONCAT2(n, _execute)
116#define _EXECUTE __EXECUTE(PASS_NAME)
117#define _HAS_EXECUTE true
118#endif
119
120#ifndef PROPERTIES_REQUIRED
121#define PROPERTIES_REQUIRED 0
122#endif
123
124#ifndef PROPERTIES_PROVIDED
125#define PROPERTIES_PROVIDED 0
126#endif
127
128#ifndef PROPERTIES_DESTROYED
129#define PROPERTIES_DESTROYED 0
130#endif
131
132#ifndef TODO_FLAGS_START
133#define TODO_FLAGS_START 0
134#endif
135
136#ifndef TODO_FLAGS_FINISH
137#define TODO_FLAGS_FINISH 0
138#endif
139
140#ifndef FUNCTION_TRANSFORM_TODO_FLAGS_START
141#define FUNCTION_TRANSFORM_TODO_FLAGS_START 0
142#endif
143
144namespace {
145static const pass_data _PASS_NAME_PASS_DATA = {
146 .type = IPA_PASS,
147 .name = _PASS_NAME_NAME,
148 .optinfo_flags = OPTGROUP_NONE,
149#if BUILDING_GCC_VERSION >= 5000
150#elif BUILDING_GCC_VERSION == 4009
151 .has_gate = _HAS_GATE,
152 .has_execute = _HAS_EXECUTE,
153#else
154 .gate = _GATE,
155 .execute = _EXECUTE,
156 .sub = NULL,
157 .next = NULL,
158 .static_pass_number = 0,
159#endif
160 .tv_id = TV_NONE,
161 .properties_required = PROPERTIES_REQUIRED,
162 .properties_provided = PROPERTIES_PROVIDED,
163 .properties_destroyed = PROPERTIES_DESTROYED,
164 .todo_flags_start = TODO_FLAGS_START,
165 .todo_flags_finish = TODO_FLAGS_FINISH,
166};
167
168class _PASS_NAME_PASS : public ipa_opt_pass_d {
169public:
170 _PASS_NAME_PASS() : ipa_opt_pass_d(_PASS_NAME_PASS_DATA,
171 g,
172 _GENERATE_SUMMARY,
173 _WRITE_SUMMARY,
174 _READ_SUMMARY,
175 _WRITE_OPTIMIZATION_SUMMARY,
176 _READ_OPTIMIZATION_SUMMARY,
177 _STMT_FIXUP,
178 FUNCTION_TRANSFORM_TODO_FLAGS_START,
179 _FUNCTION_TRANSFORM,
180 _VARIABLE_TRANSFORM) {}
181
182#ifndef NO_GATE
183#if BUILDING_GCC_VERSION >= 5000
184 virtual bool gate(function *) { return _GATE(); }
185#else
186 virtual bool gate(void) { return _GATE(); }
187#endif
188
189 virtual opt_pass *clone() { return new _PASS_NAME_PASS(); }
190
191#ifndef NO_EXECUTE
192#if BUILDING_GCC_VERSION >= 5000
193 virtual unsigned int execute(function *) { return _EXECUTE(); }
194#else
195 virtual unsigned int execute(void) { return _EXECUTE(); }
196#endif
197#endif
198};
199}
200
201opt_pass *_MAKE_PASS_NAME_PASS(void)
202{
203 return new _PASS_NAME_PASS();
204}
205#else
206struct opt_pass *_MAKE_PASS_NAME_PASS(void)
207{
208 return &_PASS_NAME_PASS.pass;
209}
210#endif
211
212/* clean up user provided defines */
213#undef PASS_NAME
214#undef NO_GENERATE_SUMMARY
215#undef NO_WRITE_SUMMARY
216#undef NO_READ_SUMMARY
217#undef NO_WRITE_OPTIMIZATION_SUMMARY
218#undef NO_READ_OPTIMIZATION_SUMMARY
219#undef NO_STMT_FIXUP
220#undef NO_FUNCTION_TRANSFORM
221#undef NO_VARIABLE_TRANSFORM
222#undef NO_GATE
223#undef NO_EXECUTE
224
225#undef FUNCTION_TRANSFORM_TODO_FLAGS_START
226#undef PROPERTIES_DESTROYED
227#undef PROPERTIES_PROVIDED
228#undef PROPERTIES_REQUIRED
229#undef TODO_FLAGS_FINISH
230#undef TODO_FLAGS_START
231
232/* clean up generated defines */
233#undef _EXECUTE
234#undef __EXECUTE
235#undef _FUNCTION_TRANSFORM
236#undef __FUNCTION_TRANSFORM
237#undef _GATE
238#undef __GATE
239#undef _GCC_PLUGIN_CONCAT2
240#undef _GCC_PLUGIN_CONCAT3
241#undef _GCC_PLUGIN_STRINGIFY
242#undef __GCC_PLUGIN_STRINGIFY
243#undef _GENERATE_SUMMARY
244#undef __GENERATE_SUMMARY
245#undef _HAS_EXECUTE
246#undef _HAS_GATE
247#undef _MAKE_PASS_NAME_PASS
248#undef __MAKE_PASS_NAME_PASS
249#undef _PASS_NAME_NAME
250#undef _PASS_NAME_PASS
251#undef __PASS_NAME_PASS
252#undef _PASS_NAME_PASS_DATA
253#undef __PASS_NAME_PASS_DATA
254#undef _READ_OPTIMIZATION_SUMMARY
255#undef __READ_OPTIMIZATION_SUMMARY
256#undef _READ_SUMMARY
257#undef __READ_SUMMARY
258#undef _STMT_FIXUP
259#undef __STMT_FIXUP
260#undef _VARIABLE_TRANSFORM
261#undef __VARIABLE_TRANSFORM
262#undef _WRITE_OPTIMIZATION_SUMMARY
263#undef __WRITE_OPTIMIZATION_SUMMARY
264#undef _WRITE_SUMMARY
265#undef __WRITE_SUMMARY
266
267#endif /* PASS_NAME */