[llvm] [VP][RISCV] Introduce llvm.vp.minimum/maximum intrinsics (PR #74840)

[Craig Topper via llvm-commits]

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@@ -6605,6 +6617,13 @@ SDValue RISCVTargetLowering::LowerOperation(SDValue Op,
          !Subtarget.hasVInstructionsF16()))
       return SplitVPOp(Op, DAG);
     return lowerVectorFTRUNC_FCEIL_FFLOOR_FROUND(Op, DAG, Subtarget);
+  case ISD::VP_FMAXIMUM:
+  case ISD::VP_FMINIMUM:
+    if (Op.getValueType() == MVT::nxv32f16 &&
+        (Subtarget.hasVInstructionsF16Minimal() &&
+         !Subtarget.hasVInstructionsF16()))
+      return SplitVPOp(Op, DAG);
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topperc wrote:

Is this if tested. I didn't see any nxv32f16 test cases.

https://github.com/llvm/llvm-project/pull/74840