1 files changed, 0 insertions, 65 deletions
diff --git a/llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp b/llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp
index 9ca8ce45cb7..ebdbd13596a 100644
--- a/llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp
+++ b/llvm/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp
@@ -221,71 +221,6 @@ void ARM64InstPrinter::printInst(const MCInst *MI, raw_ostream &O,
     return;
   }
 
-  // FIXME: TableGen should be able to do all of these now.
-
-  // ANDS WZR, Wn, Wm{, lshift #imm} ==> TST Wn{, lshift #imm}
-  // ANDS XZR, Xn, Xm{, lshift #imm} ==> TST Xn{, lshift #imm}
-  if ((Opcode == ARM64::ANDSWrs && MI->getOperand(0).getReg() == ARM64::WZR) ||
-      (Opcode == ARM64::ANDSXrs && MI->getOperand(0).getReg() == ARM64::XZR)) {
-    O << "\ttst\t" << getRegisterName(MI->getOperand(1).getReg()) << ", ";
-    printShiftedRegister(MI, 2, O);
-    return;
-  }
-
-  // ORN Wn, WZR, Wm{, lshift #imm} ==> MVN Wn, Wm{, lshift #imm}
-  // ORN Xn, XZR, Xm{, lshift #imm} ==> MVN Xn, Xm{, lshift #imm}
-  if ((Opcode == ARM64::ORNWrs && MI->getOperand(1).getReg() == ARM64::WZR) ||
-      (Opcode == ARM64::ORNXrs && MI->getOperand(1).getReg() == ARM64::XZR)) {
-    O << "\tmvn\t" << getRegisterName(MI->getOperand(0).getReg()) << ", ";
-    printShiftedRegister(MI, 2, O);
-    return;
-  }
-  // SUBS WZR, Wn, Wm{, lshift #imm} ==> CMP Wn, Wm{, lshift #imm}
-  // SUBS XZR, Xn, Xm{, lshift #imm} ==> CMP Xn, Xm{, lshift #imm}
-  if ((Opcode == ARM64::SUBSWrs && MI->getOperand(0).getReg() == ARM64::WZR) ||
-      (Opcode == ARM64::SUBSXrs && MI->getOperand(0).getReg() == ARM64::XZR)) {
-    O << "\tcmp\t" << getRegisterName(MI->getOperand(1).getReg()) << ", ";
-    printShiftedRegister(MI, 2, O);
-    return;
-  }
-  // SUBS XZR, Xn, Wm, uxtb #imm ==> CMP Xn, uxtb #imm
-  // SUBS WZR, Wn, Xm, uxtb #imm ==> CMP Wn, uxtb #imm
-  if ((Opcode == ARM64::SUBSXrx && MI->getOperand(0).getReg() == ARM64::XZR) ||
-      (Opcode == ARM64::SUBSWrx && MI->getOperand(0).getReg() == ARM64::WZR)) {
-    O << "\tcmp\t" << getRegisterName(MI->getOperand(1).getReg()) << ", ";
-    printExtendedRegister(MI, 2, O);
-    return;
-  }
-  // SUBS XZR, Xn, Xm, uxtx #imm ==> CMP Xn, uxtb #imm
-  if (Opcode == ARM64::SUBSXrx64 && MI->getOperand(0).getReg() == ARM64::XZR) {
-    O << "\tcmp\t" << getRegisterName(MI->getOperand(1).getReg()) << ", "
-      << getRegisterName(MI->getOperand(2).getReg());
-    printExtend(MI, 3, O);
-    return;
-  }
-
-  // ADDS WZR, Wn, Wm{, lshift #imm} ==> CMN Wn, Wm{, lshift #imm}
-  // ADDS XZR, Xn, Xm{, lshift #imm} ==> CMN Xn, Xm{, lshift #imm}
-  if ((Opcode == ARM64::ADDSWrs && MI->getOperand(0).getReg() == ARM64::WZR) ||
-      (Opcode == ARM64::ADDSXrs && MI->getOperand(0).getReg() == ARM64::XZR)) {
-    O << "\tcmn\t" << getRegisterName(MI->getOperand(1).getReg()) << ", ";
-    printShiftedRegister(MI, 2, O);
-    return;
-  }
-  // ADDS XZR, Xn, Wm, uxtb #imm ==> CMN Xn, uxtb #imm
-  if (Opcode == ARM64::ADDSXrx && MI->getOperand(0).getReg() == ARM64::XZR) {
-    O << "\tcmn\t" << getRegisterName(MI->getOperand(1).getReg()) << ", ";
-    printExtendedRegister(MI, 2, O);
-    return;
-  }
-  // ADDS XZR, Xn, Xm, uxtx #imm ==> CMN Xn, uxtb #imm
-  if (Opcode == ARM64::ADDSXrx64 && MI->getOperand(0).getReg() == ARM64::XZR) {
-    O << "\tcmn\t" << getRegisterName(MI->getOperand(1).getReg()) << ", "
-      << getRegisterName(MI->getOperand(2).getReg());
-    printExtend(MI, 3, O);
-    return;
-  }
-
   if (!printAliasInstr(MI, O))
     printInstruction(MI, O);