1/*===- InstrProfilingMergeFile.c - Profile in-process Merging ------------===*\ 2|* 3|* The LLVM Compiler Infrastructure 4|* 5|* This file is distributed under the University of Illinois Open Source 6|* License. See LICENSE.TXT for details. 7|* 8|*===----------------------------------------------------------------------=== 9|* This file defines APIs needed to support in-process merging for profile data 10|* stored in files. 11\*===----------------------------------------------------------------------===*/ 12 13#include "InstrProfiling.h" 14#include "InstrProfilingInternal.h" 15#include "InstrProfilingUtil.h" 16 17#define INSTR_PROF_VALUE_PROF_DATA 18#include "InstrProfData.inc" 19 20void (*VPMergeHook)(ValueProfData *, 21 __llvm_profile_data *) = &lprofMergeValueProfData; 22 23/* Merge value profile data pointed to by SrcValueProfData into 24 * in-memory profile counters pointed by to DstData. */ 25void lprofMergeValueProfData(ValueProfData *SrcValueProfData, 26 __llvm_profile_data *DstData) { 27 unsigned I, S, V, C; 28 InstrProfValueData *VData; 29 ValueProfRecord *VR = getFirstValueProfRecord(SrcValueProfData); 30 for (I = 0; I < SrcValueProfData->NumValueKinds; I++) { 31 VData = getValueProfRecordValueData(VR); 32 for (S = 0; S < VR->NumValueSites; S++) { 33 uint8_t NV = VR->SiteCountArray[S]; 34 for (V = 0; V < NV; V++) { 35 for (C = 0; C < VData[V].Count; C++) 36 __llvm_profile_instrument_target(VData[V].Value, DstData, S); 37 } 38 } 39 VR = getValueProfRecordNext(VR); 40 } 41} 42