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authorChris Lattner <sabre@nondot.org>2005-09-14 22:06:36 +0000
committerChris Lattner <sabre@nondot.org>2005-09-14 22:06:36 +0000
commite389c6154e0162fb5a1186b84883d7d568d60713 (patch)
treea07a6bc0d7f9d7264f2c6772871e145e20cab1f9 /llvm/utils/TableGen/DAGISelEmitter.cpp
parent030f876cf2b3eb17cba8c5f4b7fc569e7eb391d8 (diff)
downloadbcm5719-llvm-e389c6154e0162fb5a1186b84883d7d568d60713.tar.gz
bcm5719-llvm-e389c6154e0162fb5a1186b84883d7d568d60713.zip
catch unnamed inputs
llvm-svn: 23360
Diffstat (limited to 'llvm/utils/TableGen/DAGISelEmitter.cpp')
-rw-r--r--llvm/utils/TableGen/DAGISelEmitter.cpp10
1 files changed, 9 insertions, 1 deletions
diff --git a/llvm/utils/TableGen/DAGISelEmitter.cpp b/llvm/utils/TableGen/DAGISelEmitter.cpp
index d83faceaee8..847e7ac6631 100644
--- a/llvm/utils/TableGen/DAGISelEmitter.cpp
+++ b/llvm/utils/TableGen/DAGISelEmitter.cpp
@@ -631,7 +631,15 @@ void DAGISelEmitter::ParseAndResolvePatternFragments(std::ostream &OS) {
static void HandleUse(TreePattern *I, TreePatternNode *Pat,
std::map<std::string, TreePatternNode*> &InstInputs) {
// No name -> not interesting.
- if (Pat->getName().empty()) return;
+ if (Pat->getName().empty()) {
+ if (Pat->isLeaf()) {
+ DefInit *DI = dynamic_cast<DefInit*>(Pat->getLeafValue());
+ if (DI && DI->getDef()->isSubClassOf("RegisterClass"))
+ I->error("Input " + DI->getDef()->getName() + " must be named!");
+
+ }
+ return;
+ }
Record *Rec;
if (Pat->isLeaf()) {
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