17 constexpr unsigned long long mask(BlockVerifier::State S) {  in mask()
21 constexpr std::size_t number(BlockVerifier::State S) {  in number()
25 StringRef recordToString(BlockVerifier::State R) {  in recordToString()
27   case BlockVerifier::State::BufferExtents:  in recordToString()
29   case BlockVerifier::State::NewBuffer:  in recordToString()
31   case BlockVerifier::State::WallClockTime:  in recordToString()
33   case BlockVerifier::State::PIDEntry:  in recordToString()
35   case BlockVerifier::State::NewCPUId:  in recordToString()
37   case BlockVerifier::State::TSCWrap:  in recordToString()
39   case BlockVerifier::State::CustomEvent:  in recordToString()
41   case BlockVerifier::State::Function:  in recordToString()
43   case BlockVerifier::State::CallArg:  in recordToString()
45   case BlockVerifier::State::EndOfBuffer:  in recordToString()
47   case BlockVerifier::State::TypedEvent:  in recordToString()
49   case BlockVerifier::State::StateMax:  in recordToString()
50   case BlockVerifier::State::Unknown:  in recordToString()
53   llvm_unreachable("Unkown state!");  in recordToString()
57   BlockVerifier::State From;
58   std::bitset<number(BlockVerifier::State::StateMax)> ToStates;
63 Error BlockVerifier::transition(State To) {  in transition()
64   using ToSet = std::bitset<number(State::StateMax)>;  in transition()
65   static constexpr std::array<const Transition, number(State::StateMax)>  in transition()
66       TransitionTable{{{State::Unknown,  in transition()
67                         {mask(State::BufferExtents) | mask(State::NewBuffer)}},  in transition()
69                        {State::BufferExtents, {mask(State::NewBuffer)}},  in transition()
71                        {State::NewBuffer, {mask(State::WallClockTime)}},  in transition()
73                        {State::WallClockTime,  in transition()
74                         {mask(State::PIDEntry) | mask(State::NewCPUId)}},  in transition()
76                        {State::PIDEntry, {mask(State::NewCPUId)}},  in transition()
78                        {State::NewCPUId,  in transition()
79                         {mask(State::NewCPUId) | mask(State::TSCWrap) |  in transition()
80                          mask(State::CustomEvent) | mask(State::Function) |  in transition()
81                          mask(State::EndOfBuffer) | mask(State::TypedEvent)}},  in transition()
83                        {State::TSCWrap,  in transition()
84                         {mask(State::TSCWrap) | mask(State::NewCPUId) |  in transition()
85                          mask(State::CustomEvent) | mask(State::Function) |  in transition()
86                          mask(State::EndOfBuffer) | mask(State::TypedEvent)}},  in transition()
88                        {State::CustomEvent,  in transition()
89                         {mask(State::CustomEvent) | mask(State::TSCWrap) |  in transition()
90                          mask(State::NewCPUId) | mask(State::Function) |  in transition()
91                          mask(State::EndOfBuffer) | mask(State::TypedEvent)}},  in transition()
93                        {State::TypedEvent,  in transition()
94                         {mask(State::TypedEvent) | mask(State::TSCWrap) |  in transition()
95                          mask(State::NewCPUId) | mask(State::Function) |  in transition()
96                          mask(State::EndOfBuffer) | mask(State::CustomEvent)}},  in transition()
98                        {State::Function,  in transition()
99                         {mask(State::Function) | mask(State::TSCWrap) |  in transition()
100                          mask(State::NewCPUId) | mask(State::CustomEvent) |  in transition()
101                          mask(State::CallArg) | mask(State::EndOfBuffer) |  in transition()
102                          mask(State::TypedEvent)}},  in transition()
104                        {State::CallArg,  in transition()
105                         {mask(State::CallArg) | mask(State::Function) |  in transition()
106                          mask(State::TSCWrap) | mask(State::NewCPUId) |  in transition()
107                          mask(State::CustomEvent) | mask(State::EndOfBuffer) |  in transition()
108                          mask(State::TypedEvent)}},  in transition()
110                        {State::EndOfBuffer, {}}}};  in transition()
112   if (CurrentRecord >= State::StateMax)  in transition()
121   if (CurrentRecord == State::EndOfBuffer && To != State::NewBuffer)  in transition()
139   return transition(State::BufferExtents);  in visit()
143   return transition(State::WallClockTime);  in visit()
147   return transition(State::NewCPUId);  in visit()
151   return transition(State::TSCWrap);  in visit()
155   return transition(State::CustomEvent);  in visit()
159   return transition(State::CustomEvent);  in visit()
163   return transition(State::TypedEvent);  in visit()
167   return transition(State::CallArg);  in visit()
170 Error BlockVerifier::visit(PIDRecord &) { return transition(State::PIDEntry); }  in visit()
173   return transition(State::NewBuffer);  in visit()
177   return transition(State::EndOfBuffer);  in visit()
181   return transition(State::Function);  in visit()
187   case State::EndOfBuffer:  in verify()
188   case State::NewCPUId:  in verify()
189   case State::CustomEvent:  in verify()
190   case State::TypedEvent:  in verify()
191   case State::Function:  in verify()
192   case State::CallArg:  in verify()
193   case State::TSCWrap:  in verify()
203 void BlockVerifier::reset() { CurrentRecord = State::Unknown; }  in reset()