[compiler-rt] revert r218481 due to test failure on sanitizer-x86_64-linux

llvm-svn: 218501

1 files changed, 0 insertions, 70 deletions

diff --git a/compiler-rt/lib/asan/asan_debugging.cc b/compiler-rt/lib/asan/asan_debugging.cc
index 2b41f6785e6..05198a78703 100644
--- a/compiler-rt/lib/asan/asan_debugging.cc
+++ b/compiler-rt/lib/asan/asan_debugging.cc
@@ -17,70 +17,10 @@
 #include "asan_flags.h"
 #include "asan_internal.h"
 #include "asan_mapping.h"
-#include "asan_report.h"
 #include "asan_thread.h"
 
 namespace __asan {
 
-void GetInfoForStackVar(uptr addr, AddressDescription *descr, AsanThread *t) {
-  descr->name[0] = 0;
-  descr->region_address = 0;
-  descr->region_size = 0;
-  descr->region_kind = "stack";
-
-  uptr offset = 0;
-  uptr frame_pc = 0;
-  const char *frame_descr = t->GetFrameNameByAddr(addr, &offset, &frame_pc);
-  InternalMmapVector<StackVarDescr> vars(16);
-  if (!ParseFrameDescription(frame_descr, &vars)) {
-    return;
-  }
-
-  for (uptr i = 0; i < vars.size(); i++) {
-    if (offset <= vars[i].beg + vars[i].size) {
-      internal_strncat(descr->name, vars[i].name_pos,
-                       Min(descr->name_size, vars[i].name_len));
-      descr->region_address = addr - (offset - vars[i].beg);
-      descr->region_size = vars[i].size;
-      return;
-    }
-  }
-}
-
-void GetInfoForHeapAddress(uptr addr, AddressDescription *descr) {
-  AsanChunkView chunk = FindHeapChunkByAddress(addr);
-
-  descr->name[0] = 0;
-  descr->region_address = 0;
-  descr->region_size = 0;
-
-  if (!chunk.IsValid()) {
-    descr->region_kind = "heap-invalid";
-    return;
-  }
-
-  descr->region_address = chunk.Beg();
-  descr->region_size = chunk.UsedSize();
-  descr->region_kind = "heap";
-}
-
-void AsanLocateAddress(uptr addr, AddressDescription *descr) {
-  if (DescribeAddressIfShadow(addr, descr, /* print */ false)) {
-    return;
-  }
-  if (GetInfoForAddressIfGlobal(addr, descr)) {
-    return;
-  }
-  asanThreadRegistry().Lock();
-  AsanThread *thread = FindThreadByStackAddress(addr);
-  asanThreadRegistry().Unlock();
-  if (thread) {
-    GetInfoForStackVar(addr, descr, thread);
-    return;
-  }
-  GetInfoForHeapAddress(addr, descr);
-}
-
 uptr AsanGetStack(uptr addr, uptr *trace, uptr size, u32 *thread_id,
                   bool alloc_stack) {
   AsanChunkView chunk = FindHeapChunkByAddress(addr);
@@ -116,16 +56,6 @@ uptr AsanGetStack(uptr addr, uptr *trace, uptr size, u32 *thread_id,
 using namespace __asan;
 
 SANITIZER_INTERFACE_ATTRIBUTE
-const char *__asan_locate_address(uptr addr, char *name, uptr name_size,
-                                  uptr *region_address, uptr *region_size) {
-  AddressDescription descr = { name, name_size, 0, 0, 0 };
-  AsanLocateAddress(addr, &descr);
-  if (region_address) *region_address = descr.region_address;
-  if (region_size) *region_size = descr.region_size;
-  return descr.region_kind;
-}
-
-SANITIZER_INTERFACE_ATTRIBUTE
 uptr __asan_get_alloc_stack(uptr addr, uptr *trace, uptr size, u32 *thread_id) {
   return AsanGetStack(addr, trace, size, thread_id, /* alloc_stack */ true);
 }