Precommit test

Author: lukel97

llvm/test/CodeGen/RISCV/rvv/vmv.v.v-peephole.mir

@@ -74,3 +74,13 @@ body: |
     %passthru:vr = COPY $v8
     %x:vr = PseudoVADD_VV_M1 %passthru, $noreg, $noreg, 4, 5 /* e32 */, 0 /* tu, mu */
     %y:vr = PseudoVMV_V_V_M1 $noreg, %x, 4, 5 /* e32 */, 1 /* ta, mu */
+...
+---
+# Shouldn't be folded because the EEWs don't match
+name: different_eew
+body: |
+  bb.0:
+    ; CHECK-LABEL: name: different_eew
+    ; CHECK: %x:vr = PseudoVADD_VV_MF4 $noreg, $noreg, $noreg, 4, 4 /* e16 */, 1 /* ta, mu */
+    %x:vr = PseudoVADD_VV_MF4 $noreg, $noreg, $noreg, 4, 4 /* e16 */, 0 /* tu, mu */
+    %y:vr = PseudoVMV_V_V_MF8 $noreg, %x, 4, 3 /* e8 */, 0 /* tu, mu */