InstrProfilingMergeFile.c revision 341825 
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#if !defined(__Fuchsia__)
14
15#include "InstrProfiling.h"
16#include "InstrProfilingInternal.h"
17#include "InstrProfilingUtil.h"
18
19#define INSTR_PROF_VALUE_PROF_DATA
20#include "InstrProfData.inc"
21
22/* Merge value profile data pointed to by SrcValueProfData into
23 * in-memory profile counters pointed by to DstData.  */
24void lprofMergeValueProfData(ValueProfData *SrcValueProfData,
25                             __llvm_profile_data *DstData) {
26  unsigned I, S, V, DstIndex = 0;
27  InstrProfValueData *VData;
28  ValueProfRecord *VR = getFirstValueProfRecord(SrcValueProfData);
29  for (I = 0; I < SrcValueProfData->NumValueKinds; I++) {
30    VData = getValueProfRecordValueData(VR);
31    unsigned SrcIndex = 0;
32    for (S = 0; S < VR->NumValueSites; S++) {
33      uint8_t NV = VR->SiteCountArray[S];
34      for (V = 0; V < NV; V++) {
35        __llvm_profile_instrument_target_value(VData[SrcIndex].Value, DstData,
36                                               DstIndex, VData[SrcIndex].Count);
37        ++SrcIndex;
38      }
39      ++DstIndex;
40    }
41    VR = getValueProfRecordNext(VR);
42  }
43}
44
45#endif
46