remove spirv lowering for all intrinsic

Author: farzonl

llvm/lib/Target/SPIRV/SPIRVInstructionSelector.cpp

@@ -144,9 +144,6 @@ class SPIRVInstructionSelector : public InstructionSelector {
   bool selectAddrSpaceCast(Register ResVReg, const SPIRVType *ResType,
                            MachineInstr &I) const;
 
-  bool selectAll(Register ResVReg, const SPIRVType *ResType,
-                 MachineInstr &I) const;
-
   bool selectBitreverse(Register ResVReg, const SPIRVType *ResType,
                         MachineInstr &I) const;
 
@@ -1158,20 +1155,6 @@ static unsigned getBoolCmpOpcode(unsigned PredNum) {
   }
 }
 
-bool SPIRVInstructionSelector::selectAll(Register ResVReg,
-                                         const SPIRVType *ResType,
-                                         MachineInstr &I) const {
-  assert(I.getNumOperands() == 3);
-  assert(I.getOperand(2).isReg());
-
-  MachineBasicBlock &BB = *I.getParent();
-  return BuildMI(BB, I, I.getDebugLoc(), TII.get(SPIRV::OpAll))
-      .addDef(ResVReg)
-      .addUse(GR.getSPIRVTypeID(ResType))
-      .addUse(I.getOperand(2).getReg())
-      .constrainAllUses(TII, TRI, RBI);
-}
-
 bool SPIRVInstructionSelector::selectBitreverse(Register ResVReg,
                                                 const SPIRVType *ResType,
                                                 MachineInstr &I) const {
@@ -1802,8 +1785,6 @@ bool SPIRVInstructionSelector::selectIntrinsic(Register ResVReg,
     break;
   case Intrinsic::spv_thread_id:
     return selectSpvThreadId(ResVReg, ResType, I);
-  case Intrinsic::spv_all:
-    return selectAll(ResVReg, ResType, I);
   case Intrinsic::spv_lifetime_start:
   case Intrinsic::spv_lifetime_end: {
     unsigned Op = IID == Intrinsic::spv_lifetime_start ? SPIRV::OpLifetimeStart