[llvm] [AMDGPU] Fix canonicalization of truncated values. (PR #83054)

[Harald van Dijk via llvm-commits]

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@@ -12416,7 +12416,7 @@ SDValue SITargetLowering::performRcpCombine(SDNode *N,
 }
 
 bool SITargetLowering::isCanonicalized(SelectionDAG &DAG, SDValue Op,
-                                       unsigned MaxDepth) const {
+                                       bool &Trunc, unsigned MaxDepth) const {
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hvdijk wrote:

With this different approach based on your idea, this is no longer needed.

https://github.com/llvm/llvm-project/pull/83054