force all instruction operands to be named.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23358 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/CodeGenTarget.cpp b/utils/TableGen/CodeGenTarget.cpp
index c18dff3..f0fdeae 100644
--- a/utils/TableGen/CodeGenTarget.cpp
+++ b/utils/TableGen/CodeGenTarget.cpp
@@ -285,8 +285,11 @@
throw "Unknown operand class '" + Rec->getName() +
"' in instruction '" + R->getName() + "' instruction!";
- if (!DI->getArgName(i).empty() &&
- !OperandNames.insert(DI->getArgName(i)).second)
+ // Check that the operand has a name and that it's unique.
+ if (DI->getArgName(i).empty())
+ throw "In instruction '" + R->getName() + "', operand #" + utostr(i) +
+ " has no name!";
+ if (!OperandNames.insert(DI->getArgName(i)).second)
throw "In instruction '" + R->getName() + "', operand #" + utostr(i) +
" has the same name as a previous operand!";