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-rw-r--r--lib/esan/cache_frag.cpp22
1 files changed, 15 insertions, 7 deletions
diff --git a/lib/esan/cache_frag.cpp b/lib/esan/cache_frag.cpp
index e3384a982..343abfcd5 100644
--- a/lib/esan/cache_frag.cpp
+++ b/lib/esan/cache_frag.cpp
@@ -28,11 +28,12 @@ struct StructInfo {
const char *StructName;
u32 Size;
u32 NumFields;
- u32 *FieldOffsets;
- u32 *FieldSize;
- const char **FieldTypeNames;
+ u32 *FieldOffset; // auxiliary struct field info.
+ u32 *FieldSize; // auxiliary struct field info.
+ const char **FieldTypeName; // auxiliary struct field info.
u64 *FieldCounters;
u64 *ArrayCounter;
+ bool hasAuxFieldInfo() { return FieldOffset != nullptr; }
};
// This should be kept consistent with LLVM's EfficiencySanitizer CacheFragInfo.
@@ -99,10 +100,17 @@ static void reportStructCounter(StructHashMap::Handle &Handle) {
Report(" %s %.*s\n", type, end - start, start);
Report(" size = %u, count = %llu, ratio = %llu, array access = %llu\n",
Struct->Size, Handle->Count, Handle->Ratio, *Struct->ArrayCounter);
- for (u32 i = 0; i < Struct->NumFields; ++i) {
- Report(" #%2u: offset = %u,\t size = %u,\t count = %llu,\t type = %.*s\n",
- i, Struct->FieldOffsets[i], Struct->FieldSize[i],
- Struct->FieldCounters[i], TypePrintLimit, Struct->FieldTypeNames[i]);
+ if (Struct->hasAuxFieldInfo()) {
+ for (u32 i = 0; i < Struct->NumFields; ++i) {
+ Report(" #%2u: offset = %u,\t size = %u,"
+ "\t count = %llu,\t type = %.*s\n",
+ i, Struct->FieldOffset[i], Struct->FieldSize[i],
+ Struct->FieldCounters[i], TypePrintLimit, Struct->FieldTypeName[i]);
+ }
+ } else {
+ for (u32 i = 0; i < Struct->NumFields; ++i) {
+ Report(" #%2u: count = %llu\n", i, Struct->FieldCounters[i]);
+ }
}
}