[llvm] 818126a - [x86] rename variables for types for readability; NFC

[Sanjay Patel via llvm-commits]

Author: Sanjay Patel
Date: 2020-04-17T08:41:18-04:00
New Revision: 818126ae973e3e790185c808ee2f5b025847f3d4

URL: https://github.com/llvm/llvm-project/commit/818126ae973e3e790185c808ee2f5b025847f3d4
DIFF: https://github.com/llvm/llvm-project/commit/818126ae973e3e790185c808ee2f5b025847f3d4.diff

LOG: [x86] rename variables for types for readability; NFC

This gets harder to follow if we allow changing types/sizes
between source, dest, and intermediate value.

Added: 
    

Modified: 
    llvm/lib/Target/X86/X86ISelLowering.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index 918cb154e219..fcdfd85d42ec 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -19183,9 +19183,9 @@ static SDValue lowerFPToIntToFP(SDValue CastToFP, SelectionDAG &DAG,
 
   // See if we have a 128-bit vector cast op for this type of cast.
   unsigned NumEltsInXMM = 128 / VT.getScalarSizeInBits();
-  MVT Vec128VT = MVT::getVectorVT(VT, NumEltsInXMM);
-  MVT Int128VT = MVT::getVectorVT(IntVT, NumEltsInXMM);
-  if (!useVectorCast(CastToFP.getOpcode(), Int128VT, Vec128VT, Subtarget))
+  MVT VecFPVT = MVT::getVectorVT(VT, NumEltsInXMM);
+  MVT VecIntVT = MVT::getVectorVT(IntVT, NumEltsInXMM);
+  if (!useVectorCast(CastToFP.getOpcode(), VecIntVT, VecFPVT, Subtarget))
     return SDValue();
 
   // sint_to_fp (fp_to_sint X) --> extelt (sint_to_fp (fp_to_sint (s2v X))), 0
@@ -19196,9 +19196,9 @@ static SDValue lowerFPToIntToFP(SDValue CastToFP, SelectionDAG &DAG,
   // penalties) with cast ops.
   SDLoc DL(CastToFP);
   SDValue ZeroIdx = DAG.getIntPtrConstant(0, DL);
-  SDValue VecX = DAG.getNode(ISD::SCALAR_TO_VECTOR, DL, Vec128VT, X);
-  SDValue VCastToInt = DAG.getNode(ISD::FP_TO_SINT, DL, Int128VT, VecX);
-  SDValue VCastToFP = DAG.getNode(ISD::SINT_TO_FP, DL, Vec128VT, VCastToInt);
+  SDValue VecX = DAG.getNode(ISD::SCALAR_TO_VECTOR, DL, VecFPVT, X);
+  SDValue VCastToInt = DAG.getNode(ISD::FP_TO_SINT, DL, VecIntVT, VecX);
+  SDValue VCastToFP = DAG.getNode(ISD::SINT_TO_FP, DL, VecFPVT, VCastToInt);
   return DAG.getNode(ISD::EXTRACT_VECTOR_ELT, DL, VT, VCastToFP, ZeroIdx);
 }