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 20 void (*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. */ lprofMergeValueProfData(ValueProfData * SrcValueProfData,__llvm_profile_data * 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