/*!
* \brief Register an instrumented function.
*
* Calls to this are emitted by clang with -fprofile-instr-generate. Such
* calls are only required (and only emitted) on targets where we haven't
* implemented linker magic to find the bounds of the sections.
*/
void __llvm_profile_register_function(void *Data_) {
/* TODO: Only emit this function if we can't use linker magic. */
const __llvm_profile_data *Data = (__llvm_profile_data*)Data_;
if (!DataFirst) {
DataFirst = Data;
DataLast = Data + 1;
NamesFirst = Data->Name;
NamesLast = Data->Name + Data->NameSize;
CountersFirst = Data->Counters;
CountersLast = Data->Counters + Data->NumCounters;
return;
}
#define UPDATE_FIRST(First, New) \
First = New < First ? New : First
UPDATE_FIRST(DataFirst, Data);
UPDATE_FIRST(NamesFirst, Data->Name);
UPDATE_FIRST(CountersFirst, Data->Counters);
#undef UPDATE_FIRST
#define UPDATE_LAST(Last, New) \
Last = New > Last ? New : Last
UPDATE_LAST(DataLast, Data + 1);
UPDATE_LAST(NamesLast, Data->Name + Data->NameSize);
UPDATE_LAST(CountersLast, Data->Counters + Data->NumCounters);
#undef UPDATE_LAST
}
/*!
* \brief Register an instrumented function.
*
* Calls to this are emitted by clang with -fprofile-instr-generate. Such
* calls are only required (and only emitted) on targets where we haven't
* implemented linker magic to find the bounds of the sections.
*/
COMPILER_RT_VISIBILITY
void __llvm_profile_register_function(void *Data_) {
/* TODO: Only emit this function if we can't use linker magic. */
const __llvm_profile_data *Data = (__llvm_profile_data *)Data_;
if (!DataFirst) {
DataFirst = Data;
DataLast = Data + 1;
NamesFirst = Data->NamePtr;
NamesLast = (const char *)Data->NamePtr + Data->NameSize;
CountersFirst = Data->CounterPtr;
CountersLast = (uint64_t *)Data->CounterPtr + Data->NumCounters;
return;
}
#define UPDATE_FIRST(First, New) First = New < First ? New : First
UPDATE_FIRST(DataFirst, Data);
UPDATE_FIRST(NamesFirst, (const char *)Data->NamePtr);
UPDATE_FIRST(CountersFirst, (uint64_t *)Data->CounterPtr);
#undef UPDATE_FIRST
#define UPDATE_LAST(Last, New) Last = New > Last ? New : Last
UPDATE_LAST(DataLast, Data + 1);
UPDATE_LAST(NamesLast, (const char *)Data->NamePtr + Data->NameSize);
UPDATE_LAST(CountersLast, (uint64_t *)Data->CounterPtr + Data->NumCounters);
#undef UPDATE_LAST
}
