Add initial support for the convergent attribute.

llvm-svn: 238264

1 files changed, 10 insertions, 1 deletions

diff --git a/llvm/utils/TableGen/IntrinsicEmitter.cpp b/llvm/utils/TableGen/IntrinsicEmitter.cpp
index 1a2555ebbf6..3f62f205fe5 100644
--- a/llvm/utils/TableGen/IntrinsicEmitter.cpp
+++ b/llvm/utils/TableGen/IntrinsicEmitter.cpp
@@ -537,6 +537,9 @@ struct AttributeComparator {
     if (L->isNoReturn != R->isNoReturn)
       return R->isNoReturn;
 
+    if (L->isConvergent != R->isConvergent)
+      return R->isConvergent;
+
     // Try to order by readonly/readnone attribute.
     ModRefKind LK = getModRefKind(*L);
     ModRefKind RK = getModRefKind(*R);
@@ -649,7 +652,7 @@ EmitAttributes(const std::vector<CodeGenIntrinsic> &Ints, raw_ostream &OS) {
     ModRefKind modRef = getModRefKind(intrinsic);
 
     if (!intrinsic.canThrow || modRef || intrinsic.isNoReturn ||
-        intrinsic.isNoDuplicate) {
+        intrinsic.isNoDuplicate || intrinsic.isConvergent) {
       OS << "      const Attribute::AttrKind Atts[] = {";
       bool addComma = false;
       if (!intrinsic.canThrow) {
@@ -668,6 +671,12 @@ EmitAttributes(const std::vector<CodeGenIntrinsic> &Ints, raw_ostream &OS) {
         OS << "Attribute::NoDuplicate";
         addComma = true;
       }
+      if (intrinsic.isConvergent) {
+        if (addComma)
+          OS << ",";
+        OS << "Attribute::Convergent";
+        addComma = true;
+      }
 
       switch (modRef) {
       case MRK_none: break;