xref: /openbsd-src/gnu/llvm/compiler-rt/lib/profile/InstrProfilingMergeFile.c (revision 3cab2bb3f667058bece8e38b12449a63a9d73c4b)
1*3cab2bb3Spatrick /*===- InstrProfilingMergeFile.c - Profile in-process Merging  ------------===*\
2*3cab2bb3Spatrick |*
3*3cab2bb3Spatrick |* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*3cab2bb3Spatrick |* See https://llvm.org/LICENSE.txt for license information.
5*3cab2bb3Spatrick |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*3cab2bb3Spatrick |*
7*3cab2bb3Spatrick |*===----------------------------------------------------------------------===
8*3cab2bb3Spatrick |* This file defines APIs needed to support in-process merging for profile data
9*3cab2bb3Spatrick |* stored in files.
10*3cab2bb3Spatrick \*===----------------------------------------------------------------------===*/
11*3cab2bb3Spatrick 
12*3cab2bb3Spatrick #if !defined(__Fuchsia__)
13*3cab2bb3Spatrick 
14*3cab2bb3Spatrick #include "InstrProfiling.h"
15*3cab2bb3Spatrick #include "InstrProfilingInternal.h"
16*3cab2bb3Spatrick #include "InstrProfilingUtil.h"
17*3cab2bb3Spatrick 
18*3cab2bb3Spatrick #define INSTR_PROF_VALUE_PROF_DATA
19*3cab2bb3Spatrick #include "profile/InstrProfData.inc"
20*3cab2bb3Spatrick 
21*3cab2bb3Spatrick /* Merge value profile data pointed to by SrcValueProfData into
22*3cab2bb3Spatrick  * in-memory profile counters pointed by to DstData.  */
23*3cab2bb3Spatrick COMPILER_RT_VISIBILITY
lprofMergeValueProfData(ValueProfData * SrcValueProfData,__llvm_profile_data * DstData)24*3cab2bb3Spatrick void lprofMergeValueProfData(ValueProfData *SrcValueProfData,
25*3cab2bb3Spatrick                              __llvm_profile_data *DstData) {
26*3cab2bb3Spatrick   unsigned I, S, V, DstIndex = 0;
27*3cab2bb3Spatrick   InstrProfValueData *VData;
28*3cab2bb3Spatrick   ValueProfRecord *VR = getFirstValueProfRecord(SrcValueProfData);
29*3cab2bb3Spatrick   for (I = 0; I < SrcValueProfData->NumValueKinds; I++) {
30*3cab2bb3Spatrick     VData = getValueProfRecordValueData(VR);
31*3cab2bb3Spatrick     unsigned SrcIndex = 0;
32*3cab2bb3Spatrick     for (S = 0; S < VR->NumValueSites; S++) {
33*3cab2bb3Spatrick       uint8_t NV = VR->SiteCountArray[S];
34*3cab2bb3Spatrick       for (V = 0; V < NV; V++) {
35*3cab2bb3Spatrick         __llvm_profile_instrument_target_value(VData[SrcIndex].Value, DstData,
36*3cab2bb3Spatrick                                                DstIndex, VData[SrcIndex].Count);
37*3cab2bb3Spatrick         ++SrcIndex;
38*3cab2bb3Spatrick       }
39*3cab2bb3Spatrick       ++DstIndex;
40*3cab2bb3Spatrick     }
41*3cab2bb3Spatrick     VR = getValueProfRecordNext(VR);
42*3cab2bb3Spatrick   }
43*3cab2bb3Spatrick }
44*3cab2bb3Spatrick 
45*3cab2bb3Spatrick #endif
46