[globalisel] Support 3-type legalForCartesianProduct()

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@357815 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h b/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
index b33f3f22c86c0d11673a927b083df5b9b8106cf9..734ef30d9d6b439d2ef338079d010c14e4cbd147 100644 (file)
--- a/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
+++ b/include/llvm/CodeGen/GlobalISel/LegalizerInfo.h
@@ -485,6 +485,14 @@ public:
                                             std::initializer_list<LLT> Types1) {
     return actionForCartesianProduct(LegalizeAction::Legal, Types0, Types1);
   }
+  /// The instruction is legal when type indexes 0, 1, and 2 are both their
+  /// respective lists.
+  LegalizeRuleSet &legalForCartesianProduct(std::initializer_list<LLT> Types0,
+                                            std::initializer_list<LLT> Types1,
+                                            std::initializer_list<LLT> Types2) {
+    return actionForCartesianProduct(LegalizeAction::Legal, Types0, Types1,
+                                     Types2);
+  }
 
   /// The instruction is lowered.
   LegalizeRuleSet &lower() {