commit 88e1e103de334d2aec9d261bc4264d3916ba410d
author Rafael Espindola <rafael.espindola@gmail.com> Wed Oct 16 19:03:14 2013 +0000
committer Rafael Espindola <rafael.espindola@gmail.com> Wed Oct 16 19:03:14 2013 +0000
tree 212155238e080c5a1d3d73a4b153b6b88b5061a5
parent 4306e87c6151c225340ee792365a601224bd7bcf

Create an atom with just the data that failed to disassemble.

Patch by Stephen Checkoway.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192827 91177308-0d34-0410-b5e6-96231b3b80d8

lib/MC/MCObjectDisassembler.cpp

diff --git a/lib/MC/MCObjectDisassembler.cpp b/lib/MC/MCObjectDisassembler.cpp
index fa46637..16a110f 100644
--- a/lib/MC/MCObjectDisassembler.cpp
+++ b/lib/MC/MCObjectDisassembler.cpp
@@ -135,11 +135,13 @@
           Text->addInst(Inst, InstSize);
           InvalidData = 0;
         } else {
+          assert(InstSize && "getInstruction() consumed no bytes");
           if (!InvalidData) {
             Text = 0;
-            InvalidData = Module->createDataAtom(CurAddr, EndAddr);
+            InvalidData = Module->createDataAtom(CurAddr, CurAddr+InstSize - 1);
           }
-          InvalidData->addData(Contents[Index]);
+          for (uint64_t I = 0; I < InstSize; ++I)
+            InvalidData->addData(Contents[Index+I]);
         }
       }
     } else {