1//===-- tsan_interface_inl.h ------------------------------------*- C++ -*-===// 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 14#include "tsan_interface.h" 15#include "tsan_rtl.h" 16 17#define CALLERPC ((uptr)__builtin_return_address(0)) 18 19using namespace __tsan; // NOLINT 20 21void __tsan_read1(void *addr) { 22 MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog1); 23} 24 25void __tsan_read2(void *addr) { 26 MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog2); 27} 28 29void __tsan_read4(void *addr) { 30 MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog4); 31} 32 33void __tsan_read8(void *addr) { 34 MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog8); 35} 36 37void __tsan_write1(void *addr) { 38 MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog1); 39} 40 41void __tsan_write2(void *addr) { 42 MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog2); 43} 44 45void __tsan_write4(void *addr) { 46 MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog4); 47} 48 49void __tsan_write8(void *addr) { 50 MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog8); 51} 52 53void __tsan_read1_pc(void *addr, void *pc) { 54 MemoryRead(cur_thread(), (uptr)pc, (uptr)addr, kSizeLog1); 55} 56 57void __tsan_read2_pc(void *addr, void *pc) { 58 MemoryRead(cur_thread(), (uptr)pc, (uptr)addr, kSizeLog2); 59} 60 61void __tsan_read4_pc(void *addr, void *pc) { 62 MemoryRead(cur_thread(), (uptr)pc, (uptr)addr, kSizeLog4); 63} 64 65void __tsan_read8_pc(void *addr, void *pc) { 66 MemoryRead(cur_thread(), (uptr)pc, (uptr)addr, kSizeLog8); 67} 68 69void __tsan_write1_pc(void *addr, void *pc) { 70 MemoryWrite(cur_thread(), (uptr)pc, (uptr)addr, kSizeLog1); 71} 72 73void __tsan_write2_pc(void *addr, void *pc) { 74 MemoryWrite(cur_thread(), (uptr)pc, (uptr)addr, kSizeLog2); 75} 76 77void __tsan_write4_pc(void *addr, void *pc) { 78 MemoryWrite(cur_thread(), (uptr)pc, (uptr)addr, kSizeLog4); 79} 80 81void __tsan_write8_pc(void *addr, void *pc) { 82 MemoryWrite(cur_thread(), (uptr)pc, (uptr)addr, kSizeLog8); 83} 84 85void __tsan_vptr_update(void **vptr_p, void *new_val) { 86 CHECK_EQ(sizeof(vptr_p), 8); 87 if (*vptr_p != new_val) { 88 ThreadState *thr = cur_thread(); 89 thr->is_vptr_access = true; 90 MemoryWrite(thr, CALLERPC, (uptr)vptr_p, kSizeLog8); 91 thr->is_vptr_access = false; 92 } 93} 94 95void __tsan_vptr_read(void **vptr_p) { 96 CHECK_EQ(sizeof(vptr_p), 8); 97 ThreadState *thr = cur_thread(); 98 thr->is_vptr_access = true; 99 MemoryRead(thr, CALLERPC, (uptr)vptr_p, kSizeLog8); 100 thr->is_vptr_access = false; 101} 102 103void __tsan_func_entry(void *pc) { 104 FuncEntry(cur_thread(), (uptr)pc); 105} 106 107void __tsan_func_exit() { 108 FuncExit(cur_thread()); 109} 110 111void __tsan_ignore_thread_begin() { 112 ThreadIgnoreBegin(cur_thread(), CALLERPC); 113} 114 115void __tsan_ignore_thread_end() { 116 ThreadIgnoreEnd(cur_thread(), CALLERPC); 117} 118 119void __tsan_read_range(void *addr, uptr size) { 120 MemoryAccessRange(cur_thread(), CALLERPC, (uptr)addr, size, false); 121} 122 123void __tsan_write_range(void *addr, uptr size) { 124 MemoryAccessRange(cur_thread(), CALLERPC, (uptr)addr, size, true); 125} 126