llvm-project/compiler-rt/lib/profile/InstrProfilingMergeFile.c

46 lines
1.6 KiB
C

/*===- InstrProfilingMergeFile.c - Profile in-process Merging ------------===*\
|*
|* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|* See https://llvm.org/LICENSE.txt for license information.
|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|*
|*===----------------------------------------------------------------------===
|* This file defines APIs needed to support in-process merging for profile data
|* stored in files.
\*===----------------------------------------------------------------------===*/
#if !defined(__Fuchsia__)
#include "InstrProfiling.h"
#include "InstrProfilingInternal.h"
#include "InstrProfilingUtil.h"
#define INSTR_PROF_VALUE_PROF_DATA
#include "profile/InstrProfData.inc"
/* Merge value profile data pointed to by SrcValueProfData into
* in-memory profile counters pointed by to DstData. */
COMPILER_RT_VISIBILITY
void lprofMergeValueProfData(ValueProfData *SrcValueProfData,
__llvm_profile_data *DstData) {
unsigned I, S, V, DstIndex = 0;
InstrProfValueData *VData;
ValueProfRecord *VR = getFirstValueProfRecord(SrcValueProfData);
for (I = 0; I < SrcValueProfData->NumValueKinds; I++) {
VData = getValueProfRecordValueData(VR);
unsigned SrcIndex = 0;
for (S = 0; S < VR->NumValueSites; S++) {
uint8_t NV = VR->SiteCountArray[S];
for (V = 0; V < NV; V++) {
__llvm_profile_instrument_target_value(VData[SrcIndex].Value, DstData,
DstIndex, VData[SrcIndex].Count);
++SrcIndex;
}
++DstIndex;
}
VR = getValueProfRecordNext(VR);
}
}
#endif