diff --git a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
--- a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -1340,7 +1340,7 @@
   MVT XLenVT = Subtarget.getXLenVT();
   SDValue VL = VecVT.isFixedLengthVector()
                    ? DAG.getConstant(VecVT.getVectorNumElements(), DL, XLenVT)
-                   : DAG.getRegister(RISCV::X0, XLenVT);
+                   : DAG.getTargetConstant(RISCV::VLMaxSentinel, DL, XLenVT);
   MVT MaskVT = MVT::getVectorVT(MVT::i1, ContainerVT.getVectorElementCount());
   SDValue Mask = DAG.getNode(RISCVISD::VMSET_VL, DL, MaskVT, VL);
   return {Mask, VL};
@@ -3292,7 +3292,7 @@
 
   // Fall back to use a stack store and stride x0 vector load. Use X0 as VL.
   return DAG.getNode(RISCVISD::SPLAT_VECTOR_SPLIT_I64_VL, DL, VecVT, Lo, Hi,
-                     DAG.getRegister(RISCV::X0, MVT::i64));
+                     DAG.getTargetConstant(RISCV::VLMaxSentinel, DL, MVT::i64));
 }
 
 // Custom-lower extensions from mask vectors by using a vselect either with 1
@@ -4450,7 +4450,7 @@
     PassThru = convertToScalableVector(ContainerVT, PassThru, DAG, Subtarget);
     VL = DAG.getConstant(VT.getVectorNumElements(), DL, XLenVT);
   } else
-    VL = DAG.getRegister(RISCV::X0, XLenVT);
+    VL = DAG.getTargetConstant(RISCV::VLMaxSentinel, DL, XLenVT);
 
   SDVTList VTs = DAG.getVTList({ContainerVT, MVT::Other});
   SDValue IntID = DAG.getTargetConstant(Intrinsic::riscv_vle_mask, DL, XLenVT);
@@ -4486,7 +4486,7 @@
     Mask = convertToScalableVector(MaskVT, Mask, DAG, Subtarget);
     VL = DAG.getConstant(VT.getVectorNumElements(), DL, XLenVT);
   } else
-    VL = DAG.getRegister(RISCV::X0, XLenVT);
+    VL = DAG.getTargetConstant(RISCV::VLMaxSentinel, DL, XLenVT);
 
   SDValue IntID = DAG.getTargetConstant(Intrinsic::riscv_vse_mask, DL, XLenVT);
   return DAG.getMemIntrinsicNode(
@@ -4743,7 +4743,7 @@
 
     VL = DAG.getConstant(VT.getVectorNumElements(), DL, XLenVT);
   } else
-    VL = DAG.getRegister(RISCV::X0, XLenVT);
+    VL = DAG.getTargetConstant(RISCV::VLMaxSentinel, DL, XLenVT);
 
   unsigned IntID =
       IsUnmasked ? Intrinsic::riscv_vluxei : Intrinsic::riscv_vluxei_mask;
@@ -4824,7 +4824,7 @@
 
     VL = DAG.getConstant(VT.getVectorNumElements(), DL, XLenVT);
   } else
-    VL = DAG.getRegister(RISCV::X0, XLenVT);
+    VL = DAG.getTargetConstant(RISCV::VLMaxSentinel, DL, XLenVT);
 
   unsigned IntID =
       IsUnmasked ? Intrinsic::riscv_vsoxei : Intrinsic::riscv_vsoxei_mask;
diff --git a/llvm/lib/Target/RISCV/RISCVInsertVSETVLI.cpp b/llvm/lib/Target/RISCV/RISCVInsertVSETVLI.cpp
--- a/llvm/lib/Target/RISCV/RISCVInsertVSETVLI.cpp
+++ b/llvm/lib/Target/RISCV/RISCVInsertVSETVLI.cpp
@@ -430,10 +430,16 @@
 
   if (RISCVII::hasVLOp(TSFlags)) {
     const MachineOperand &VLOp = MI.getOperand(NumOperands - 2);
-    if (VLOp.isImm())
-      InstrInfo.setAVLImm(VLOp.getImm());
-    else
+    if (VLOp.isImm()) {
+      int64_t Imm = VLOp.getImm();
+      // Conver the VLMax sentintel to X0 register.
+      if (Imm == RISCV::VLMaxSentinel)
+        InstrInfo.setAVLReg(RISCV::X0);
+      else
+        InstrInfo.setAVLImm(Imm);
+    } else {
       InstrInfo.setAVLReg(VLOp.getReg());
+    }
   } else
     InstrInfo.setAVLReg(RISCV::NoRegister);
   InstrInfo.setVTYPE(VLMul, SEW, /*TailAgnostic*/ TailAgnostic,
diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfo.h b/llvm/lib/Target/RISCV/RISCVInstrInfo.h
--- a/llvm/lib/Target/RISCV/RISCVInstrInfo.h
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfo.h
@@ -181,6 +181,11 @@
   const RISCVSubtarget &STI;
 };
 
+namespace RISCV {
+// Special immediate for AVL operand of V pseudo instructions to indicate VLMax.
+static constexpr int64_t VLMaxSentinel = -1LL;
+} // namespace RISCV
+
 namespace RISCVVPseudosTable {
 
 struct PseudoInfo {
diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td b/llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
--- a/llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
@@ -23,7 +23,7 @@
 // Operand that is allowed to be a register or a 5 bit immediate.
 // This allows us to pick between VSETIVLI and VSETVLI opcodes using the same
 // pseudo instructions.
-def AVL : RegisterOperand<GPR> {
+def AVL : RegisterOperand<GPRNoX0> {
   let OperandNamespace = "RISCVOp";
   let OperandType = "OPERAND_AVL";
 }
@@ -140,7 +140,9 @@
 def VLOpFrag : PatFrag<(ops), (XLenVT (VLOp (XLenVT AVL:$vl)))>;
 
 // Output pattern for X0 used to represent VLMAX in the pseudo instructions.
-def VLMax : OutPatFrag<(ops), (XLenVT X0)>;
+// We can't use X0 register becuase the AVL operands use GPRNoX0.
+// This must be kept in sync with RISCV::VLMaxSentinel.
+def VLMax : OutPatFrag<(ops), (XLenVT -1)>;
 
 // List of EEW.
 defvar EEWList = [8, 16, 32, 64];
diff --git a/llvm/test/CodeGen/RISCV/rvv/addi-scalable-offset.mir b/llvm/test/CodeGen/RISCV/rvv/addi-scalable-offset.mir
--- a/llvm/test/CodeGen/RISCV/rvv/addi-scalable-offset.mir
+++ b/llvm/test/CodeGen/RISCV/rvv/addi-scalable-offset.mir
@@ -53,7 +53,7 @@
     ; CHECK: $x1 = LD $x2, 2024 :: (load (s64) from %stack.3)
     ; CHECK: $x2 = frame-destroy ADDI $x2, 2032
     ; CHECK: PseudoRET
-    %1:gpr = COPY $x11
+    %1:gprnox0 = COPY $x11
     %0:gpr = COPY $x10
     %2:vr = PseudoVLE64_V_M1 %0, %1, 6 :: (load unknown-size from %ir.pa, align 8)
     %3:gpr = ADDI %stack.2, 0
diff --git a/llvm/test/CodeGen/RISCV/rvv/commuted-op-indices-regression.mir b/llvm/test/CodeGen/RISCV/rvv/commuted-op-indices-regression.mir
--- a/llvm/test/CodeGen/RISCV/rvv/commuted-op-indices-regression.mir
+++ b/llvm/test/CodeGen/RISCV/rvv/commuted-op-indices-regression.mir
@@ -29,7 +29,7 @@
     ; CHECK: [[COPY:%[0-9]+]]:vr = COPY $v0
     ; CHECK: [[COPY1:%[0-9]+]]:vrnov0 = COPY $v1
     ; CHECK: [[COPY2:%[0-9]+]]:vrnov0 = COPY $v2
-    ; CHECK: [[PseudoVNMSUB_VV_M1_:%[0-9]+]]:vr = PseudoVNMSUB_VV_M1 [[PseudoVNMSUB_VV_M1_]], [[COPY1]], [[COPY2]], $x0, 6, 1, implicit $vl, implicit $vtype
+    ; CHECK: [[PseudoVNMSUB_VV_M1_:%[0-9]+]]:vr = PseudoVNMSUB_VV_M1 [[PseudoVNMSUB_VV_M1_]], [[COPY1]], [[COPY2]], -1, 6, 1, implicit $vl, implicit $vtype
     ; CHECK: [[COPY2:%[0-9]+]]:vr = COPY [[PseudoVNMSUB_VV_M1_]]
     ; CHECK: dead [[COPY2]]:vr = PseudoVSLL_VI_M1 [[COPY2]], 11, $noreg, 6, implicit $vl, implicit $vtype
     ; CHECK: $v0 = COPY [[PseudoVNMSUB_VV_M1_]]
@@ -37,7 +37,7 @@
     %0:vr = COPY $v0
     %1:vrnov0 = COPY $v1
     %2:vrnov0 = COPY $v2
-    %0:vr = PseudoVNMSUB_VV_M1 %0, %1, killed %2, $x0, 6, 1, implicit $vl, implicit $vtype
+    %0:vr = PseudoVNMSUB_VV_M1 %0, %1, killed %2, -1, 6, 1, implicit $vl, implicit $vtype
     %3:vr = COPY %0
     %3:vr = PseudoVSLL_VI_M1 %3, 11, $noreg, 6, implicit $vl, implicit $vtype
     $v0 = COPY %0
diff --git a/llvm/test/CodeGen/RISCV/rvv/tail-agnostic-impdef-copy.mir b/llvm/test/CodeGen/RISCV/rvv/tail-agnostic-impdef-copy.mir
--- a/llvm/test/CodeGen/RISCV/rvv/tail-agnostic-impdef-copy.mir
+++ b/llvm/test/CodeGen/RISCV/rvv/tail-agnostic-impdef-copy.mir
@@ -52,7 +52,7 @@
     ; CHECK: $v0 = COPY [[COPY]]
     ; CHECK: [[DEF:%[0-9]+]]:vrm8 = IMPLICIT_DEF
     ; CHECK: [[COPY2:%[0-9]+]]:vrm8nov0 = COPY [[DEF]]
-    ; CHECK: [[PseudoVLE64_V_M8_MASK:%[0-9]+]]:vrm8nov0 = PseudoVLE64_V_M8_MASK [[COPY2]], [[COPY1]], $v0, $x0, 6 :: (load (s512) from %ir.a, align 8)
+    ; CHECK: [[PseudoVLE64_V_M8_MASK:%[0-9]+]]:vrm8nov0 = PseudoVLE64_V_M8_MASK [[COPY2]], [[COPY1]], $v0, -1, 6 :: (load (s512) from %ir.a, align 8)
     ; CHECK: $v8m8 = COPY [[PseudoVLE64_V_M8_MASK]]
     ; CHECK: PseudoRET implicit $v8m8
     %1:vr = COPY $v0
@@ -60,7 +60,7 @@
     $v0 = COPY %1
     %3:vrm8 = IMPLICIT_DEF
     %4:vrm8nov0 = COPY %3
-    %2:vrm8nov0 = PseudoVLE64_V_M8_MASK %4, %0, $v0, $x0, 6 :: (load (s512) from %ir.a, align 8)
+    %2:vrm8nov0 = PseudoVLE64_V_M8_MASK %4, %0, $v0, -1, 6 :: (load (s512) from %ir.a, align 8)
     $v8m8 = COPY %2
     PseudoRET implicit $v8m8
 
diff --git a/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir b/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir
--- a/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir
+++ b/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir
@@ -131,7 +131,7 @@
   - { id: 4, class: gpr }
   - { id: 5, class: gpr }
   - { id: 6, class: vr }
-  - { id: 7, class: gpr }
+  - { id: 7, class: gprnox0 }
   - { id: 8, class: gpr }
 liveins:
   - { reg: '$x10', virtual-reg: '%4' }
@@ -170,7 +170,7 @@
     successors: %bb.2(0x30000000), %bb.1(0x50000000)
     liveins: $x10, $x11, $v8, $x12
 
-    %7:gpr = COPY $x12
+    %7:gprnox0 = COPY $x12
     %6:vr = COPY $v8
     %5:gpr = COPY $x11
     %4:gpr = COPY $x10
@@ -204,7 +204,7 @@
   - { id: 4, class: gpr }
   - { id: 5, class: gpr }
   - { id: 6, class: gpr }
-  - { id: 7, class: gpr }
+  - { id: 7, class: gprnox0 }
   - { id: 8, class: gpr }
 liveins:
   - { reg: '$x10', virtual-reg: '%4' }
@@ -245,7 +245,7 @@
     successors: %bb.2(0x30000000), %bb.1(0x50000000)
     liveins: $x10, $x11, $x12, $x13
 
-    %7:gpr = COPY $x13
+    %7:gprnox0 = COPY $x13
     %6:gpr = COPY $x12
     %5:gpr = COPY $x11
     %4:gpr = COPY $x10
@@ -278,7 +278,7 @@
   - { id: 3, class: gpr }
   - { id: 4, class: vr }
   - { id: 5, class: vr }
-  - { id: 6, class: gpr }
+  - { id: 6, class: gprnox0 }
   - { id: 7, class: gpr }
   - { id: 8, class: gpr }
 liveins:
@@ -319,7 +319,7 @@
     successors: %bb.2(0x30000000), %bb.1(0x50000000)
     liveins: $x10, $v8, $v9, $x11
 
-    %6:gpr = COPY $x11
+    %6:gprnox0 = COPY $x11
     %5:vr = COPY $v9
     %4:vr = COPY $v8
     %3:gpr = COPY $x10
@@ -346,7 +346,7 @@
 alignment:       4
 tracksRegLiveness: true
 registers:
-  - { id: 0, class: gpr }
+  - { id: 0, class: gprnox0 }
   - { id: 1, class: vr }
   - { id: 2, class: vr }
   - { id: 3, class: vr }
@@ -372,7 +372,7 @@
   ; CHECK:   [[COPY1:%[0-9]+]]:vr = COPY $v9
   ; CHECK:   [[COPY2:%[0-9]+]]:vr = COPY $v8
   ; CHECK:   [[COPY3:%[0-9]+]]:gpr = COPY $x10
-  ; CHECK:   [[PseudoVSETVLI:%[0-9]+]]:gpr = PseudoVSETVLI [[COPY]], 88, implicit-def $vl, implicit-def $vtype
+  ; CHECK:   [[PseudoVSETVLI:%[0-9]+]]:gprnox0 = PseudoVSETVLI [[COPY]], 88, implicit-def $vl, implicit-def $vtype
   ; CHECK:   [[COPY4:%[0-9]+]]:gpr = COPY $x0
   ; CHECK:   BEQ [[COPY3]], [[COPY4]], %bb.2
   ; CHECK:   PseudoBR %bb.1
@@ -395,7 +395,7 @@
     %6:vr = COPY $v9
     %5:vr = COPY $v8
     %4:gpr = COPY $x10
-    %0:gpr = PseudoVSETVLI %7, 88, implicit-def dead $vl, implicit-def dead $vtype
+    %0:gprnox0 = PseudoVSETVLI %7, 88, implicit-def dead $vl, implicit-def dead $vtype
     %8:gpr = COPY $x0
     BEQ %4, %8, %bb.2
     PseudoBR %bb.1
diff --git a/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert.mir b/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert.mir
--- a/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert.mir
+++ b/llvm/test/CodeGen/RISCV/rvv/vsetvli-insert.mir
@@ -98,7 +98,7 @@
 registers:
   - { id: 0, class: vr }
   - { id: 1, class: vr }
-  - { id: 2, class: gpr }
+  - { id: 2, class: gprnox0 }
   - { id: 3, class: vr }
 liveins:
   - { reg: '$v8', virtual-reg: '%0' }
@@ -120,7 +120,7 @@
     ; CHECK: [[PseudoVADD_VV_M1_:%[0-9]+]]:vr = PseudoVADD_VV_M1 [[COPY2]], [[COPY1]], $noreg, 6, implicit $vl, implicit $vtype
     ; CHECK: $v8 = COPY [[PseudoVADD_VV_M1_]]
     ; CHECK: PseudoRET implicit $v8
-    %2:gpr = COPY $x10
+    %2:gprnox0 = COPY $x10
     %1:vr = COPY $v9
     %0:vr = COPY $v8
     %3:vr = PseudoVADD_VV_M1 %0, %1, %2, 6
@@ -135,7 +135,7 @@
 registers:
   - { id: 0, class: gpr }
   - { id: 1, class: vr }
-  - { id: 2, class: gpr }
+  - { id: 2, class: gprnox0 }
   - { id: 3, class: vr }
   - { id: 4, class: vr }
 liveins:
@@ -159,7 +159,7 @@
     ; CHECK: [[PseudoVADD_VV_M1_:%[0-9]+]]:vr = PseudoVADD_VV_M1 killed [[PseudoVLE64_V_M1_]], [[COPY1]], $noreg, 6, implicit $vl, implicit $vtype
     ; CHECK: $v8 = COPY [[PseudoVADD_VV_M1_]]
     ; CHECK: PseudoRET implicit $v8
-    %2:gpr = COPY $x11
+    %2:gprnox0 = COPY $x11
     %1:vr = COPY $v8
     %0:gpr = COPY $x10
     %3:vr = PseudoVLE64_V_M1 %0, %2, 6
@@ -174,7 +174,7 @@
 tracksRegLiveness: true
 registers:
   - { id: 0, class: gpr }
-  - { id: 1, class: gpr }
+  - { id: 1, class: gprnox0 }
   - { id: 2, class: vr }
   - { id: 3, class: vr }
 liveins:
@@ -197,7 +197,7 @@
     ; CHECK: early-clobber %3:vr = PseudoVZEXT_VF2_M1 killed [[PseudoVLE32_V_MF2_]], $noreg, 6, implicit $vl, implicit $vtype
     ; CHECK: $v8 = COPY %3
     ; CHECK: PseudoRET implicit $v8
-    %1:gpr = COPY $x11
+    %1:gprnox0 = COPY $x11
     %0:gpr = COPY $x10
     %2:vr = PseudoVLE32_V_MF2 %0, %1, 5
     early-clobber %3:vr = PseudoVZEXT_VF2_M1 killed %2, %1, 6
@@ -299,7 +299,7 @@
     ; CHECK: dead $x0 = PseudoVSETIVLI 2, 88, implicit-def $vl, implicit-def $vtype
     ; CHECK: [[PseudoVLE64_V_M1_:%[0-9]+]]:vr = PseudoVLE64_V_M1 [[COPY]], 2, 6, implicit $vl, implicit $vtype :: (load (s128) from %ir.x)
     ; CHECK: dead %6:gpr = PseudoVSETVLIX0 $x0, 88, implicit-def $vl, implicit-def $vtype
-    ; CHECK: [[PseudoVMV_V_I_M1_:%[0-9]+]]:vr = PseudoVMV_V_I_M1 0, $noreg, 6, implicit $vl, implicit $vtype
+    ; CHECK: [[PseudoVMV_V_I_M1_:%[0-9]+]]:vr = PseudoVMV_V_I_M1 0, -1, 6, implicit $vl, implicit $vtype
     ; CHECK: [[DEF:%[0-9]+]]:vr = IMPLICIT_DEF
     ; CHECK: dead $x0 = PseudoVSETIVLI 2, 88, implicit-def $vl, implicit-def $vtype
     ; CHECK: [[PseudoVREDSUM_VS_M1_:%[0-9]+]]:vr = PseudoVREDSUM_VS_M1 [[DEF]], killed [[PseudoVLE64_V_M1_]], killed [[PseudoVMV_V_I_M1_]], 2, 6, implicit $vl, implicit $vtype
@@ -308,7 +308,7 @@
     ; CHECK: PseudoRET implicit $x10
     %0:gpr = COPY $x10
     %1:vr = PseudoVLE64_V_M1 %0, 2, 6 :: (load (s128) from %ir.x)
-    %2:vr = PseudoVMV_V_I_M1 0, $x0, 6
+    %2:vr = PseudoVMV_V_I_M1 0, -1, 6
     %4:vr = IMPLICIT_DEF
     %3:vr = PseudoVREDSUM_VS_M1 %4, killed %1, killed %2, 2, 6
     %5:gpr = PseudoVMV_X_S_M1 killed %3, 6
@@ -324,7 +324,7 @@
   - { id: 0, class: vr }
   - { id: 1, class: vr }
   - { id: 2, class: gprnox0 }
-  - { id: 3, class: gpr }
+  - { id: 3, class: gprnox0 }
   - { id: 4, class: vr }
 liveins:
   - { reg: '$v8', virtual-reg: '%0' }
@@ -342,14 +342,14 @@
     ; CHECK: [[COPY:%[0-9]+]]:gprnox0 = COPY $x10
     ; CHECK: [[COPY1:%[0-9]+]]:vr = COPY $v9
     ; CHECK: [[COPY2:%[0-9]+]]:vr = COPY $v8
-    ; CHECK: [[PseudoVSETVLI:%[0-9]+]]:gpr = PseudoVSETVLI [[COPY]], 88, implicit-def $vl, implicit-def $vtype
+    ; CHECK: [[PseudoVSETVLI:%[0-9]+]]:gprnox0 = PseudoVSETVLI [[COPY]], 88, implicit-def $vl, implicit-def $vtype
     ; CHECK: [[PseudoVADD_VV_M1_:%[0-9]+]]:vr = PseudoVADD_VV_M1 [[COPY2]], [[COPY1]], $noreg, 6, implicit $vl, implicit $vtype
     ; CHECK: $v8 = COPY [[PseudoVADD_VV_M1_]]
     ; CHECK: PseudoRET implicit $v8
     %2:gprnox0 = COPY $x10
     %1:vr = COPY $v9
     %0:vr = COPY $v8
-    %3:gpr = PseudoVSETVLI %2, 88, implicit-def dead $vl, implicit-def dead $vtype
+    %3:gprnox0 = PseudoVSETVLI %2, 88, implicit-def dead $vl, implicit-def dead $vtype
     %4:vr = PseudoVADD_VV_M1 %0, %1, killed %3, 6
     $v8 = COPY %4
     PseudoRET implicit $v8
@@ -362,7 +362,7 @@
 registers:
   - { id: 0, class: gpr }
   - { id: 1, class: vr }
-  - { id: 2, class: gpr }
+  - { id: 2, class: gprnox0 }
   - { id: 3, class: vr }
   - { id: 4, class: vr }
 liveins:
@@ -388,7 +388,7 @@
     ; CHECK: [[PseudoVADD_VV_M1_:%[0-9]+]]:vr = PseudoVADD_VV_M1 killed [[PseudoVLE64_V_M1_]], [[COPY1]], $noreg, 6, implicit $vl, implicit $vtype
     ; CHECK: $v8 = COPY [[PseudoVADD_VV_M1_]]
     ; CHECK: PseudoRET implicit $v8
-    %2:gpr = COPY $x11
+    %2:gprnox0 = COPY $x11
     %1:vr = COPY $v8
     %0:gpr = COPY $x10
     %3:vr = PseudoVLE64_V_M1 %0, %2, 6
diff --git a/llvm/test/CodeGen/RISCV/rvv/zvlsseg-spill.mir b/llvm/test/CodeGen/RISCV/rvv/zvlsseg-spill.mir
--- a/llvm/test/CodeGen/RISCV/rvv/zvlsseg-spill.mir
+++ b/llvm/test/CodeGen/RISCV/rvv/zvlsseg-spill.mir
@@ -40,7 +40,7 @@
     ; CHECK: $x2 = frame-destroy ADDI $x2, 16
     ; CHECK: PseudoRET
     %0:gpr = COPY $x10
-    %1:gpr = COPY $x11
+    %1:gprnox0 = COPY $x11
     $v0_v1_v2_v3_v4_v5_v6 = PseudoVLSEG7E64_V_M1 %0, %1, 6
     PseudoVSPILL7_M1 killed renamable $v0_v1_v2_v3_v4_v5_v6, %stack.0, $x0
     renamable $v7_v8_v9_v10_v11_v12_v13 = PseudoVRELOAD7_M1 %stack.0, $x0