29 ALWAYS_INLINE void SetShadow(uptr ptr, uptr size, uptr class_id, u64 magic) {  in SetShadow()  argument
31   if (ASAN_SHADOW_SCALE == 3 && class_id <= 6) {  in SetShadow()
33     for (uptr i = 0; i < (((uptr)1) << class_id); i++) {  in SetShadow()
70     for (uptr class_id = 0; class_id < kNumberOfSizeClasses; class_id++)  in Destroy()  local
71       str.append("%zd: %zd/%zd; ", class_id, hint_position_[class_id],  in Destroy()
72                  NumberOfFrames(stack_size_log(), class_id));  in Destroy()
88 FakeFrame *FakeStack::Allocate(uptr stack_size_log, uptr class_id,  in Allocate()  argument
90   CHECK_LT(class_id, kNumberOfSizeClasses);  in Allocate()
93   uptr &hint_position = hint_position_[class_id];  in Allocate()
94   const int num_iter = NumberOfFrames(stack_size_log, class_id);  in Allocate()
95   u8 *flags = GetFlags(stack_size_log, class_id);  in Allocate()
97     uptr pos = ModuloNumberOfFrames(stack_size_log, class_id, hint_position++);  in Allocate()
108         GetFrame(stack_size_log, class_id, pos));  in Allocate()
110     *SavedFlagPtr(reinterpret_cast<uptr>(res), class_id) = &flags[pos];  in Allocate()
121   uptr class_id = (ptr - beg) >> stack_size_log;  in AddrIsInFakeStack()  local
122   uptr base = beg + (class_id << stack_size_log);  in AddrIsInFakeStack()
125   uptr pos = (ptr - base) >> (kMinStackFrameSizeLog + class_id);  in AddrIsInFakeStack()
126   uptr res = base + pos * BytesInSizeClass(class_id);  in AddrIsInFakeStack()
127   *frame_end = res + BytesInSizeClass(class_id);  in AddrIsInFakeStack()
143   for (uptr class_id = 0; class_id < kNumberOfSizeClasses; class_id++) {  in GC()  local
144     u8 *flags = GetFlags(stack_size_log(), class_id);  in GC()
145     for (uptr i = 0, n = NumberOfFrames(stack_size_log(), class_id); i < n;  in GC()
149           GetFrame(stack_size_log(), class_id, i));  in GC()
159   for (uptr class_id = 0; class_id < kNumberOfSizeClasses; class_id++) {  in ForEachFakeFrame()  local
160     u8 *flags = GetFlags(stack_size_log(), class_id);  in ForEachFakeFrame()
161     for (uptr i = 0, n = NumberOfFrames(stack_size_log(), class_id); i < n;  in ForEachFakeFrame()
165           GetFrame(stack_size_log(), class_id, i));  in ForEachFakeFrame()
167       callback(begin, begin + FakeStack::BytesInSizeClass(class_id), arg);  in ForEachFakeFrame()
206 static ALWAYS_INLINE uptr OnMalloc(uptr class_id, uptr size) {  in OnMalloc()  argument
211   FakeFrame *ff = fs->Allocate(fs->stack_size_log(), class_id, real_stack);  in OnMalloc()
214   SetShadow(ptr, size, class_id, 0);  in OnMalloc()
218 static ALWAYS_INLINE uptr OnMallocAlways(uptr class_id, uptr size) {  in OnMallocAlways()  argument
224   FakeFrame *ff = fs->Allocate(fs->stack_size_log(), class_id, real_stack);  in OnMallocAlways()
228   SetShadow(ptr, size, class_id, 0);  in OnMallocAlways()
232 static ALWAYS_INLINE void OnFree(uptr ptr, uptr class_id, uptr size) {  in OnFree()  argument
233   FakeStack::Deallocate(ptr, class_id);  in OnFree()
234   SetShadow(ptr, size, class_id, kMagic8);  in OnFree()
241 #define DEFINE_STACK_MALLOC_FREE_WITH_CLASS_ID(class_id)                      \  argument
243       __asan_stack_malloc_##class_id(uptr size) {                             \
244     return OnMalloc(class_id, size);                                          \
247       __asan_stack_malloc_always_##class_id(uptr size) {                      \
248     return OnMallocAlways(class_id, size);                                    \
250   extern "C" SANITIZER_INTERFACE_ATTRIBUTE void __asan_stack_free_##class_id( \
252     OnFree(ptr, class_id, size);                                              \