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Issue 23494047: Deuglify V8_INLINE and V8_NOINLINE. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 3 months ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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291 291
292 # define V8_HAS___FORCEINLINE 1 292 # define V8_HAS___FORCEINLINE 1
293 293
294 #endif 294 #endif
295 295
296 296
297 // ----------------------------------------------------------------------------- 297 // -----------------------------------------------------------------------------
298 // Helper macros 298 // Helper macros
299 299
300 // A macro used to make better inlining. Don't bother for debug builds. 300 // A macro used to make better inlining. Don't bother for debug builds.
301 // Use like:
302 // V8_INLINE int GetZero() { return 0; }
301 #if !defined(DEBUG) && V8_HAS_ATTRIBUTE_ALWAYS_INLINE 303 #if !defined(DEBUG) && V8_HAS_ATTRIBUTE_ALWAYS_INLINE
302 # define V8_INLINE(declarator) inline __attribute__((always_inline)) declarator 304 # define V8_INLINE inline __attribute__((always_inline))
303 #elif !defined(DEBUG) && V8_HAS___FORCEINLINE 305 #elif !defined(DEBUG) && V8_HAS___FORCEINLINE
304 # define V8_INLINE(declarator) __forceinline declarator 306 # define V8_INLINE __forceinline
305 #else 307 #else
306 # define V8_INLINE(declarator) inline declarator 308 # define V8_INLINE inline
307 #endif 309 #endif
308 310
309 311
310 // A macro used to tell the compiler to never inline a particular function. 312 // A macro used to tell the compiler to never inline a particular function.
311 // Don't bother for debug builds. 313 // Don't bother for debug builds.
314 // Use like:
315 // V8_NOINLINE int GetMinusOne() { return -1; }
312 #if !defined(DEBUG) && V8_HAS_ATTRIBUTE_NOINLINE 316 #if !defined(DEBUG) && V8_HAS_ATTRIBUTE_NOINLINE
313 # define V8_NOINLINE(declarator) __attribute__((noinline)) declarator 317 # define V8_NOINLINE __attribute__((noinline))
314 #elif !defined(DEBUG) && V8_HAS_DECLSPEC_NOINLINE 318 #elif !defined(DEBUG) && V8_HAS_DECLSPEC_NOINLINE
315 # define V8_NOINLINE(declarator) __declspec(noinline) declarator 319 # define V8_NOINLINE __declspec(noinline)
316 #else 320 #else
317 # define V8_NOINLINE(declarator) declarator 321 # define V8_NOINLINE /* NOT SUPPORTED */
318 #endif 322 #endif
319 323
320 324
321 // A macro to mark classes or functions as deprecated. 325 // A macro to mark classes or functions as deprecated.
322 #if !V8_DISABLE_DEPRECATIONS && V8_HAS_ATTRIBUTE_DEPRECATED 326 #if !V8_DISABLE_DEPRECATIONS && V8_HAS_ATTRIBUTE_DEPRECATED
323 # define V8_DEPRECATED(declarator) declarator __attribute__((deprecated)) 327 # define V8_DEPRECATED(declarator) declarator __attribute__((deprecated))
324 #elif !V8_DISABLE_DEPRECATIONS && V8_HAS_DECLSPEC_DEPRECATED 328 #elif !V8_DISABLE_DEPRECATIONS && V8_HAS_DECLSPEC_DEPRECATED
325 # define V8_DEPRECATED(declarator) __declspec(deprecated) declarator 329 # define V8_DEPRECATED(declarator) __declspec(deprecated) declarator
326 #else 330 #else
327 # define V8_DEPRECATED(declarator) declarator 331 # define V8_DEPRECATED(declarator) declarator
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463 # define V8_ALIGNOF(type) __alignof__(type) 467 # define V8_ALIGNOF(type) __alignof__(type)
464 #else 468 #else
465 // Note that alignment of a type within a struct can be less than the 469 // Note that alignment of a type within a struct can be less than the
466 // alignment of the type stand-alone (because of ancient ABIs), so this 470 // alignment of the type stand-alone (because of ancient ABIs), so this
467 // should only be used as a last resort. 471 // should only be used as a last resort.
468 namespace v8 { template <typename T> class AlignOfHelper { char c; T t; }; } 472 namespace v8 { template <typename T> class AlignOfHelper { char c; T t; }; }
469 # define V8_ALIGNOF(type) (sizeof(::v8::AlignOfHelper<type>) - sizeof(type)) 473 # define V8_ALIGNOF(type) (sizeof(::v8::AlignOfHelper<type>) - sizeof(type))
470 #endif 474 #endif
471 475
472 #endif // V8CONFIG_H_ 476 #endif // V8CONFIG_H_
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