From 0b21390a860c480095fe8a823ac0ccc285a33d48 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Wed, 5 Mar 2008 02:08:03 +0000
Subject: [PATCH] Rather than asserting. Dump out the MI that we are not able
 to encode and abort.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47933 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86CodeEmitter.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/Target/X86/X86CodeEmitter.cpp b/lib/Target/X86/X86CodeEmitter.cpp
index 522891c7cd1..8fdf6a501f7 100644
--- a/lib/Target/X86/X86CodeEmitter.cpp
+++ b/lib/Target/X86/X86CodeEmitter.cpp
@@ -807,5 +807,10 @@ void Emitter::emitInstruction(const MachineInstr &MI,
     break;
   }
 
-  assert((Desc->isVariadic() || CurOp == NumOps) && "Unknown encoding!");
+  if (!Desc->isVariadic() && CurOp != NumOps) {
+    cerr << "Cannot encode: ";
+    MI.dump();
+    cerr << '\n';
+    abort();
+  }
 }
-- 
2.34.1