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[asan] minor fix in the asan memory profile 

llvm-svn: 279547
This commit is contained in:
Kostya Serebryany 2016-08-23 18:13:51 +00:00
parent c0f6c9b8c1
commit 6e3cda4dfc
3 changed files with 5 additions and 1 deletions
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3
compiler-rt/lib/asan/asan_allocator.cc
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@ -710,6 +710,9 @@ void GetAllocatorOptions(AllocatorOptions *options) {
AsanChunkView FindHeapChunkByAddress(uptr addr) {
return instance.FindHeapChunkByAddress(addr);
}
AsanChunkView FindHeapChunkByAllocBeg(uptr addr) {
return AsanChunkView(instance.GetAsanChunk(reinterpret_cast<void*>(addr)));
}
void AsanThreadLocalMallocStorage::CommitBack() {
instance.CommitBack(this);

1
compiler-rt/lib/asan/asan_allocator.h
View File

@ -91,6 +91,7 @@ class AsanChunkView {
};
AsanChunkView FindHeapChunkByAddress(uptr address);
AsanChunkView FindHeapChunkByAllocBeg(uptr address);
// List of AsanChunks with total size.
class AsanChunkFifoList: public IntrusiveList<AsanChunk> {

2
compiler-rt/lib/asan/asan_memory_profile.cc
View File

@ -74,7 +74,7 @@ class HeapProfile {
static void ChunkCallback(uptr chunk, void *arg) {
HeapProfile *hp = reinterpret_cast<HeapProfile*>(arg);
AsanChunkView cv = FindHeapChunkByAddress(chunk);
AsanChunkView cv = FindHeapChunkByAllocBeg(chunk);
if (!cv.IsAllocated()) return;
u32 id = cv.GetAllocStackId();
if (!id) return;