[llvm] [GlobalIsel] Combine logic of floating point compares (PR #81886)

[Thorsten Schütt via llvm-commits]

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@@ -6814,12 +6815,90 @@ bool CombinerHelper::tryFoldAndOrOrICmpsUsingRanges(GLogicalBinOp *Logic,
   return true;
 }
 
+bool CombinerHelper::tryFoldLogicOfFCmps(GLogicalBinOp *Logic,
+                                         BuildFnTy &MatchInfo) {
+  assert(Logic->getOpcode() != TargetOpcode::G_XOR && "unexpecte xor");
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tschuett wrote:

`!=` ! The parameter is `GLogicalBinOp` which includes xor.

https://github.com/llvm/llvm-project/pull/81886