[llvm] Map vector saturated converts to public intrinsics (PR #121483)

[Simon Pilgrim via llvm-commits]

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@@ -908,6 +908,10 @@ namespace llvm {
     // Load x87 FPU environment from memory.
     FLDENVm,
 
+    // Custom handling for FP_TO_xINT_SAT
+    FP_TO_SINT_SAT_CUSTOM,
+    FP_TO_UINT_SAT_CUSTOM,
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RKSimon wrote:

Drop the _CUSTOM? X86ISD is a separate enum from ISD.

https://github.com/llvm/llvm-project/pull/121483