[llvm] [RISCV][GISEL] Legalize G_EXTRACT_SUBVECTOR (PR #109426)

[Matt Arsenault via llvm-commits]

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@@ -597,6 +597,10 @@ RISCVLegalizerInfo::RISCVLegalizerInfo(const RISCVSubtarget &ST)
 
   SplatActions.clampScalar(1, sXLen, sXLen);
 
+  getActionDefinitionsBuilder(G_EXTRACT_SUBVECTOR)
+      .customIf(typeIsLegalBoolVec(0, BoolVecTys, ST))
+      .customIf(typeIsLegalIntOrFPVec(0, IntOrFPVecTys, ST));
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arsenm wrote:

Would be nicer if these were fused into one customIf condition 

https://github.com/llvm/llvm-project/pull/109426