1 files changed, 26 insertions, 1 deletions
diff --git a/llvm/utils/TableGen/GlobalISelEmitter.cpp b/llvm/utils/TableGen/GlobalISelEmitter.cpp
index fbf0b4bd9dd..d8d4c9f4f55 100644
--- a/llvm/utils/TableGen/GlobalISelEmitter.cpp
+++ b/llvm/utils/TableGen/GlobalISelEmitter.cpp
@@ -1062,6 +1062,7 @@ public:
     IPM_Opcode,
     IPM_NumOperands,
     IPM_ImmPredicate,
+    IPM_Imm,
     IPM_AtomicOrderingMMO,
     IPM_MemoryLLTSize,
     IPM_MemoryVsLLTSize,
@@ -1340,6 +1341,23 @@ public:
   }
 };
 
+class ImmOperandMatcher : public OperandPredicateMatcher {
+public:
+  ImmOperandMatcher(unsigned InsnVarID, unsigned OpIdx)
+      : OperandPredicateMatcher(IPM_Imm, InsnVarID, OpIdx) {}
+
+  static bool classof(const PredicateMatcher *P) {
+    return P->getKind() == IPM_Imm;
+  }
+
+  void emitPredicateOpcodes(MatchTable &Table,
+                            RuleMatcher &Rule) const override {
+    Table << MatchTable::Opcode("GIM_CheckIsImm") << MatchTable::Comment("MI")
+          << MatchTable::IntValue(InsnVarID) << MatchTable::Comment("Op")
+          << MatchTable::IntValue(OpIdx) << MatchTable::LineBreak;
+  }
+};
+
 /// Generates code to check that an operand is a G_CONSTANT with a particular
 /// int.
 class ConstantIntOperandMatcher : public OperandPredicateMatcher {
@@ -3794,6 +3812,10 @@ Error GlobalISelEmitter::importChildMatcher(RuleMatcher &Rule,
         OM.addPredicate<MBBOperandMatcher>();
         return Error::success();
       }
+      if (SrcChild->getOperator()->getName() == "timm") {
+        OM.addPredicate<ImmOperandMatcher>();
+        return Error::success();
+      }
     }
   }
 
@@ -3943,7 +3965,10 @@ Expected<action_iterator> GlobalISelEmitter::importExplicitUseRenderer(
     // rendered as operands.
     // FIXME: The target should be able to choose sign-extended when appropriate
     //        (e.g. on Mips).
-    if (DstChild->getOperator()->getName() == "imm") {
+    if (DstChild->getOperator()->getName() == "timm") {
+      DstMIBuilder.addRenderer<CopyRenderer>(DstChild->getName());
+      return InsertPt;
+    } else if (DstChild->getOperator()->getName() == "imm") {
       DstMIBuilder.addRenderer<CopyConstantAsImmRenderer>(DstChild->getName());
       return InsertPt;
     } else if (DstChild->getOperator()->getName() == "fpimm") {