1 //===-- tsan_ignoreset.cc -------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file is a part of ThreadSanitizer (TSan), a race detector. 11 // 12 //===----------------------------------------------------------------------===// 13 #include "tsan_ignoreset.h" 14 15 namespace __tsan { 16 17 const uptr IgnoreSet::kMaxSize; 18 19 IgnoreSet::IgnoreSet() 20 : size_() { 21 } 22 23 void IgnoreSet::Add(u32 stack_id) { 24 if (size_ == kMaxSize) 25 return; 26 for (uptr i = 0; i < size_; i++) { 27 if (stacks_[i] == stack_id) 28 return; 29 } 30 stacks_[size_++] = stack_id; 31 } 32 33 void IgnoreSet::Reset() { 34 size_ = 0; 35 } 36 37 uptr IgnoreSet::Size() const { 38 return size_; 39 } 40 41 u32 IgnoreSet::At(uptr i) const { 42 CHECK_LT(i, size_); 43 CHECK_LE(size_, kMaxSize); 44 return stacks_[i]; 45 } 46 47 } // namespace __tsan 48
