[PATCH] D131546: [LoongArch] Remove null LowerOperation

[Lu Weining via Phabricator via llvm-commits]

SixWeining created this revision.
SixWeining added reviewers: xen0n, MaskRay, xry111.
Herald added subscribers: StephenFan, hiraditya.
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Suppose this is a NFC.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D131546

Files:
  llvm/lib/Target/LoongArch/LoongArchISelLowering.cpp


Index: llvm/lib/Target/LoongArch/LoongArchISelLowering.cpp
===================================================================
--- llvm/lib/Target/LoongArch/LoongArchISelLowering.cpp
+++ llvm/lib/Target/LoongArch/LoongArchISelLowering.cpp
@@ -135,23 +135,12 @@
     return lowerShiftRightParts(Op, DAG, true);
   case ISD::SRL_PARTS:
     return lowerShiftRightParts(Op, DAG, false);
-  case ISD::SHL:
-  case ISD::SRA:
-  case ISD::SRL:
-    // This can be called for an i32 shift amount that needs to be promoted.
-    assert(Op.getOperand(1).getValueType() == MVT::i32 && Subtarget.is64Bit() &&
-           "Unexpected custom legalisation");
-    return SDValue();
-  case ISD::BSWAP:
-    return SDValue();
   case ISD::ConstantPool:
     return lowerConstantPool(Op, DAG);
   case ISD::FP_TO_SINT:
     return lowerFP_TO_SINT(Op, DAG);
   case ISD::BITCAST:
     return lowerBITCAST(Op, DAG);
-  case ISD::FP_TO_UINT:
-    return SDValue();
   case ISD::UINT_TO_FP:
     return lowerUINT_TO_FP(Op, DAG);
   case ISD::VASTART:


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