[llvm] [X86][SelectionDAG] - Add support for llvm.canonicalize intrinsic (PR #106370)

[Pawan Nirpal via llvm-commits]

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@@ -1275,6 +1275,56 @@ void SelectionDAGLegalize::LegalizeOp(SDNode *Node) {
       }
     }
     break;
+    case ISD::FCANONICALIZE: {
+      const Triple &TT = DAG.getTarget().getTargetTriple();
+      if (TT.getArch() == Triple::x86 || TT.getArch() == Triple::x86_64) {
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pawan-nirpal-031 wrote:

@andykaylor I was under the impression other targets except amdgpu also crashes, due to lack of implementation. To the best of my knowledge, I haven't come across any pattern that does load from constant pool, also I imagine vectors would be difficult to handle in such a case.

https://github.com/llvm/llvm-project/pull/106370