diff --git a/llvm/test/TableGen/Common/reg-with-subregs-common.td b/llvm/test/TableGen/Common/reg-with-subregs-common.td
--- a/llvm/test/TableGen/Common/reg-with-subregs-common.td
+++ b/llvm/test/TableGen/Common/reg-with-subregs-common.td
@@ -19,7 +19,7 @@
 #ifdef USE_NAMESPACE
   let Namespace = "TestNamespace" in {
 #endif
-foreach Index = 0-31 in {
+foreach Index = 0...31 in {
   def sub#Index : SubRegIndex<32, !shl(Index, 5)>;
 }
 
@@ -35,7 +35,7 @@
   }
 }
 
-foreach Index = 0-255 in {
+foreach Index = 0...255 in {
   def R#Index : Register <"r"#Index>;
 }
 #ifdef USE_NAMESPACE
diff --git a/llvm/test/TableGen/FixedLenDecoderEmitter/InitValue.td b/llvm/test/TableGen/FixedLenDecoderEmitter/InitValue.td
--- a/llvm/test/TableGen/FixedLenDecoderEmitter/InitValue.td
+++ b/llvm/test/TableGen/FixedLenDecoderEmitter/InitValue.td
@@ -16,7 +16,7 @@
     field bits<16> SoftFail = 0;
     bits<8> factor;
     let factor{0} = 0; // zero initial value
-    let Inst{15-8} = factor{7-0};
+    let Inst{15...8} = factor{7...0};
     }
 
 def bar : Instruction {
@@ -25,7 +25,7 @@
     field bits<16> SoftFail = 0;
     bits<8> factor;
     let factor{0} = 1; // non-zero initial value
-    let Inst{15-8} = factor{7-0};
+    let Inst{15...8} = factor{7...0};
     }
 
 def bax : Instruction {
@@ -34,7 +34,7 @@
     field bits<16> SoftFail = 0;
     bits<33> factor;
     let factor{32} = 1; // non-zero initial value
-    let Inst{15-8} = factor{32-25};
+    let Inst{15...8} = factor{32...25};
     }
 
 }
diff --git a/llvm/test/TableGen/FixedLenDecoderEmitter/conflict.td b/llvm/test/TableGen/FixedLenDecoderEmitter/conflict.td
--- a/llvm/test/TableGen/FixedLenDecoderEmitter/conflict.td
+++ b/llvm/test/TableGen/FixedLenDecoderEmitter/conflict.td
@@ -21,11 +21,11 @@
 
 def A : I<(outs GPR32:$dst), (ins GPR32:$src1), []> {
   let Size = 4;
-  let Inst{31-0} = 0;
+  let Inst{31...0} = 0;
 }
 def B : I<(outs GPR32:$dst), (ins GPR32:$src1), []> {
   let Size = 4;
-  let Inst{31-0} = 0;
+  let Inst{31...0} = 0;
 }
 
 // CHECK: Decoding Conflict:
diff --git a/llvm/unittests/TableGen/Automata.td b/llvm/unittests/TableGen/Automata.td
--- a/llvm/unittests/TableGen/Automata.td
+++ b/llvm/unittests/TableGen/Automata.td
@@ -15,7 +15,7 @@
 
 // Define a transition implementation.
 class SimpleTransition<bits<2> State, SymKindTy A> : Transition {
-  let NewState{1-0} = State;
+  let NewState{1...0} = State;
   SymKindTy ActionSym = A;
 }
 
@@ -38,7 +38,7 @@
 
 // Define a transition implementation.
 class TupleTransition<bits<2> State, SymKindTy s1, SymKindTy s2, string s3> : Transition {
-  let NewState{1-0} = State;
+  let NewState{1...0} = State;
   SymKindTy S1 = s1;
   SymKindTy S2 = s2;
   string S3 = s3;
@@ -59,7 +59,7 @@
 // NfaAutomaton test implementation
 
 class NfaTransition<bits<2> State, SymKindTy S> : Transition {
-  let NewState{1-0} = State;
+  let NewState{1...0} = State;
   SymKindTy A = S;
 }