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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file defines the names used by GC infrastructure. | 5 // This file defines the names used by GC infrastructure. |
6 | 6 |
7 // TODO: Restructure the name determination to use fully qualified names (ala, | 7 // TODO: Restructure the name determination to use fully qualified names (ala, |
8 // blink::Foo) so that the plugin can be enabled for all of chromium. Doing so | 8 // blink::Foo) so that the plugin can be enabled for all of chromium. Doing so |
9 // would allow us to catch errors with structures outside of blink that might | 9 // would allow us to catch errors with structures outside of blink that might |
10 // have unsafe pointers to GC allocated blink structures. | 10 // have unsafe pointers to GC allocated blink structures. |
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207 } | 207 } |
208 | 208 |
209 enum TraceMethodType { | 209 enum TraceMethodType { |
210 NOT_TRACE_METHOD, | 210 NOT_TRACE_METHOD, |
211 TRACE_METHOD, | 211 TRACE_METHOD, |
212 TRACE_AFTER_DISPATCH_METHOD, | 212 TRACE_AFTER_DISPATCH_METHOD, |
213 TRACE_IMPL_METHOD, | 213 TRACE_IMPL_METHOD, |
214 TRACE_AFTER_DISPATCH_IMPL_METHOD | 214 TRACE_AFTER_DISPATCH_IMPL_METHOD |
215 }; | 215 }; |
216 | 216 |
217 static TraceMethodType GetTraceMethodType(clang::FunctionDecl* method) { | 217 static TraceMethodType GetTraceMethodType(const clang::FunctionDecl* method) { |
218 if (method->getNumParams() != 1) | 218 if (method->getNumParams() != 1) |
219 return NOT_TRACE_METHOD; | 219 return NOT_TRACE_METHOD; |
220 | 220 |
221 const std::string& name = method->getNameAsString(); | 221 const std::string& name = method->getNameAsString(); |
222 if (name != kTraceName && name != kTraceAfterDispatchName && | 222 if (name != kTraceName && name != kTraceAfterDispatchName && |
223 name != kTraceImplName && name != kTraceAfterDispatchImplName) | 223 name != kTraceImplName && name != kTraceAfterDispatchImplName) |
224 return NOT_TRACE_METHOD; | 224 return NOT_TRACE_METHOD; |
225 | 225 |
226 const clang::QualType& formal_type = method->getParamDecl(0)->getType(); | 226 const clang::QualType& formal_type = method->getParamDecl(0)->getType(); |
227 if (name == kTraceImplName || name == kTraceAfterDispatchImplName) { | 227 if (name == kTraceImplName || name == kTraceAfterDispatchImplName) { |
228 if (!IsVisitorDispatcherType(formal_type)) | 228 if (!IsVisitorDispatcherType(formal_type)) |
229 return NOT_TRACE_METHOD; | 229 return NOT_TRACE_METHOD; |
230 } else if (!IsVisitorPtrType(formal_type)) { | 230 } else if (!IsVisitorPtrType(formal_type)) { |
231 return NOT_TRACE_METHOD; | 231 return NOT_TRACE_METHOD; |
232 } | 232 } |
233 | 233 |
234 if (name == kTraceName) | 234 if (name == kTraceName) |
235 return TRACE_METHOD; | 235 return TRACE_METHOD; |
236 if (name == kTraceAfterDispatchName) | 236 if (name == kTraceAfterDispatchName) |
237 return TRACE_AFTER_DISPATCH_METHOD; | 237 return TRACE_AFTER_DISPATCH_METHOD; |
238 if (name == kTraceImplName) | 238 if (name == kTraceImplName) |
239 return TRACE_IMPL_METHOD; | 239 return TRACE_IMPL_METHOD; |
240 if (name == kTraceAfterDispatchImplName) | 240 if (name == kTraceAfterDispatchImplName) |
241 return TRACE_AFTER_DISPATCH_IMPL_METHOD; | 241 return TRACE_AFTER_DISPATCH_IMPL_METHOD; |
242 | 242 |
243 assert(false && "Should not reach here"); | 243 assert(false && "Should not reach here"); |
244 return NOT_TRACE_METHOD; | 244 return NOT_TRACE_METHOD; |
245 } | 245 } |
246 | 246 |
247 static bool IsTraceMethod(clang::FunctionDecl* method) { | 247 static bool IsTraceMethod(const clang::FunctionDecl* method) { |
248 return GetTraceMethodType(method) != NOT_TRACE_METHOD; | 248 return GetTraceMethodType(method) != NOT_TRACE_METHOD; |
249 } | 249 } |
250 | 250 |
251 static bool IsTraceImplName(const std::string& name) { | 251 static bool IsTraceImplName(const std::string& name) { |
252 return name == kTraceImplName || name == kTraceAfterDispatchImplName; | 252 return name == kTraceImplName || name == kTraceAfterDispatchImplName; |
253 } | 253 } |
254 | 254 |
255 static bool StartsWith(const std::string& str, const std::string& prefix) { | 255 static bool StartsWith(const std::string& str, const std::string& prefix) { |
256 if (prefix.size() > str.size()) | 256 if (prefix.size() > str.size()) |
257 return false; | 257 return false; |
258 return str.compare(0, prefix.size(), prefix) == 0; | 258 return str.compare(0, prefix.size(), prefix) == 0; |
259 } | 259 } |
260 | 260 |
261 static bool EndsWith(const std::string& str, const std::string& suffix) { | 261 static bool EndsWith(const std::string& str, const std::string& suffix) { |
262 if (suffix.size() > str.size()) | 262 if (suffix.size() > str.size()) |
263 return false; | 263 return false; |
264 return str.compare(str.size() - suffix.size(), suffix.size(), suffix) == 0; | 264 return str.compare(str.size() - suffix.size(), suffix.size(), suffix) == 0; |
265 } | 265 } |
266 }; | 266 }; |
267 | 267 |
268 #endif // TOOLS_BLINK_GC_PLUGIN_CONFIG_H_ | 268 #endif // TOOLS_BLINK_GC_PLUGIN_CONFIG_H_ |
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