[PATCH] D135794: [RISCV] Use vslide1up for inserting bottom element into splat vector

[Philip Reames via Phabricator via llvm-commits]

reames added inline comments.


================
Comment at: llvm/lib/Target/RISCV/RISCVISelLowering.cpp:9735
+    // mismatch.  Can also allow a source vector with a larger VL.
+    if (SrcVec.getOpcode() == RISCVISD::VMV_V_X_VL &&
+        SrcVec.getSimpleValueType() == VT && SrcVec.getOperand(2) == VL) {
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Noticed when glancing through other code that I hadn't handled the vmv.v.i case here.  Consider that added to the todo list above.  


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D135794/new/

https://reviews.llvm.org/D135794