[llvm] 1ad3648 - [LegalizeDAG] Use SelectionDAG::getBoolConstant to simplify some code. NFC

[Craig Topper via llvm-commits]

Author: Craig Topper
Date: 2022-04-06T10:08:11-07:00
New Revision: 1ad36487e95dfb46cf15a9f1cf5f48f9210d8032

URL: https://github.com/llvm/llvm-project/commit/1ad36487e95dfb46cf15a9f1cf5f48f9210d8032
DIFF: https://github.com/llvm/llvm-project/commit/1ad36487e95dfb46cf15a9f1cf5f48f9210d8032.diff

LOG: [LegalizeDAG] Use SelectionDAG::getBoolConstant to simplify some code. NFC

Added: 
    

Modified: 
    llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index b7bef0bca1390..dab6f0accd7e1 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -3635,20 +3635,10 @@ bool SelectionDAGLegalize::ExpandNode(SDNode *Node) {
     // Otherwise, SETCC for the given comparison type must be completely
     // illegal; expand it into a SELECT_CC.
     EVT VT = Node->getValueType(0);
-    int TrueValue;
-    switch (TLI.getBooleanContents(Tmp1.getValueType())) {
-    case TargetLowering::ZeroOrOneBooleanContent:
-    case TargetLowering::UndefinedBooleanContent:
-      TrueValue = 1;
-      break;
-    case TargetLowering::ZeroOrNegativeOneBooleanContent:
-      TrueValue = -1;
-      break;
-    }
+    EVT Tmp1VT = Tmp1.getValueType();
     Tmp1 = DAG.getNode(ISD::SELECT_CC, dl, VT, Tmp1, Tmp2,
-                       DAG.getConstant(TrueValue, dl, VT),
-                       DAG.getConstant(0, dl, VT),
-                       Tmp3);
+                       DAG.getBoolConstant(true, dl, VT, Tmp1VT),
+                       DAG.getBoolConstant(false, dl, VT, Tmp1VT), Tmp3);
     Tmp1->setFlags(Node->getFlags());
     Results.push_back(Tmp1);
     break;