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cleanup: do not recompute size for preallocated buffer 

llvm-svn: 269238
This commit is contained in:
Xinliang David Li 2016-05-11 21:17:10 +00:00
parent eb836a3dec
commit 50f240a424
1 changed files with 5 additions and 2 deletions
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7
llvm/include/llvm/ProfileData/InstrProfData.inc
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@ -531,12 +531,15 @@ void serializeValueProfRecordFrom(ValueProfRecord *This,
/*!
* Extract value profile data of a function from the \c Closure
* and serialize the data into \c DstData if it is not NULL or heap
* memory allocated by the \c Closure's allocator method.
* memory allocated by the \c Closure's allocator method. If \c
* DstData is not null, the caller is expected to set the TotalSize
* in DstData.
*/
ValueProfData *serializeValueProfDataFrom(ValueProfRecordClosure *Closure,
ValueProfData *DstData) {
uint32_t Kind;
uint32_t TotalSize = getValueProfDataSize(Closure);
uint32_t TotalSize =
DstData ? DstData->TotalSize : getValueProfDataSize(Closure);
ValueProfData *VPD =
DstData ? DstData : Closure->AllocValueProfData(TotalSize);