From: Owen Anderson <resistor@mac.com>
Date: Mon, 1 Aug 2011 18:44:37 +0000 (+0000)
Subject: Enhance the fixed length disassembler to better handle operand decoding failures.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=7f76baed5ef5383cb4d27df8864f305d728b75ae;p=oota-llvm.git

Enhance the fixed length disassembler to better handle operand decoding failures.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136635 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/utils/TableGen/FixedLenDecoderEmitter.cpp b/utils/TableGen/FixedLenDecoderEmitter.cpp
index b87634bfee4..5d42e71e5e0 100644
--- a/utils/TableGen/FixedLenDecoderEmitter.cpp
+++ b/utils/TableGen/FixedLenDecoderEmitter.cpp
@@ -744,8 +744,8 @@ void FilterChooser::emitBinaryParser(raw_ostream &o, unsigned &Indentation,
   }
 
   if (Decoder != "")
-    o.indent(Indentation) << "  " << Decoder
-                          << "(MI, tmp, Address, Decoder);\n";
+    o.indent(Indentation) << "  if (!" << Decoder
+                          << "(MI, tmp, Address, Decoder)) return false;\n";
   else
     o.indent(Indentation) << "  MI.addOperand(MCOperand::CreateImm(tmp));\n";