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

diff --git a/lib/Target/X86/X86CodeEmitter.cpp b/lib/Target/X86/X86CodeEmitter.cpp
index 522891c7cd15876936e1e7ff46960d323e1cf2c6..8fdf6a501f78d0b6a27b54a9ecb9fffa5bfe1626 100644 (file)
--- 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();
+  }
 }