lib/fuzzer/FuzzerTracePC.cpp

29 uint8_t __sancov_trace_pc_guard_8bit_counters[fuzzer::TracePC::kNumPCs];
32 uintptr_t __sancov_trace_pc_pcs[fuzzer::TracePC::kNumPCs];
37 namespace fuzzer {
488 } // namespace fuzzer
506   uintptr_t Idx = PC & (((uintptr_t)1 << fuzzer::TracePC::kTracePcBits) - 1);
513   fuzzer::TPC.HandleInit(Start, Stop);
518   fuzzer::TPC.HandleInline8bitCountersInit(Start, Stop);
524   fuzzer::TPC.HandlePCsInit(pcs_beg, pcs_end);
531   fuzzer::TPC.HandleCallerCallee(PC, Callee);
539   fuzzer::TPC.HandleCmp(PC, Arg1, Arg2);
550   fuzzer::TPC.HandleCmp(PC, Arg1, Arg2);
558   fuzzer::TPC.HandleCmp(PC, Arg1, Arg2);
566   fuzzer::TPC.HandleCmp(PC, Arg1, Arg2);
574   fuzzer::TPC.HandleCmp(PC, Arg1, Arg2);
582   fuzzer::TPC.HandleCmp(PC, Arg1, Arg2);
590   fuzzer::TPC.HandleCmp(PC, Arg1, Arg2);
598   fuzzer::TPC.HandleCmp(PC, Arg1, Arg2);
621     fuzzer::TPC.HandleCmp(PC + i, static_cast<uint16_t>(Token), (uint16_t)(0));
623     fuzzer::TPC.HandleCmp(PC + i, static_cast<uint32_t>(Token), (uint32_t)(0));
625     fuzzer::TPC.HandleCmp(PC + i, Token, (uint64_t)(0));
633   fuzzer::TPC.HandleCmp(PC, Val, (uint32_t)0);
641   fuzzer::TPC.HandleCmp(PC, Val, (uint64_t)0);
649   fuzzer::TPC.HandleCmp(PC, Idx, (uintptr_t)0);
655   if (!fuzzer::RunningUserCallback) return;
658   fuzzer::TPC.AddValueForMemcmp(caller_pc, s1, s2, n, /*StopAtZero*/false);
664   if (!fuzzer::RunningUserCallback) return;
666   size_t Len1 = fuzzer::InternalStrnlen(s1, n);
667   size_t Len2 = fuzzer::InternalStrnlen(s2, n);
671   fuzzer::TPC.AddValueForMemcmp(caller_pc, s1, s2, n, /*StopAtZero*/true);
677   if (!fuzzer::RunningUserCallback) return;
679   size_t N = fuzzer::InternalStrnlen2(s1, s2);
681   fuzzer::TPC.AddValueForMemcmp(caller_pc, s1, s2, N, /*StopAtZero*/true);
687   if (!fuzzer::RunningUserCallback) return;
694   if (!fuzzer::RunningUserCallback) return;
701   if (!fuzzer::RunningUserCallback) return;
702   fuzzer::TPC.MMT.Add(reinterpret_cast<const uint8_t *>(s2), strlen(s2));
708   if (!fuzzer::RunningUserCallback) return;
709   fuzzer::TPC.MMT.Add(reinterpret_cast<const uint8_t *>(s2), strlen(s2));
715   if (!fuzzer::RunningUserCallback) return;
716   fuzzer::TPC.MMT.Add(reinterpret_cast<const uint8_t *>(s2), len2);