fixup! add indexed loads to the mix

Author: michaelmaitland

llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp

@@ -761,7 +761,15 @@ static bool isSupportedInstr(const MachineInstr &MI) {
   case RISCV::VLE64_V:
   case RISCV::VLSE64_V:
   case RISCV::VLE64FF_V:
-
+  // Vector Indexed Instructions
+  case RISCV::VLUXEI8_V:
+  case RISCV::VLOXEI8_V:
+  case RISCV::VLUXEI16_V:
+  case RISCV::VLOXEI16_V:
+  case RISCV::VLUXEI32_V:
+  case RISCV::VLOXEI32_V:
+  case RISCV::VLUXEI64_V:
+  case RISCV::VLOXEI64_V:
   // Vector Single-Width Integer Add and Subtract
   case RISCV::VADD_VI:
   case RISCV::VADD_VV:

llvm/test/CodeGen/RISCV/rvv/vl-opt-op-info.mir

@@ -735,6 +735,36 @@ body: |
     %y:vr = PseudoVLUXEI8_V_MF2_M1 $noreg, $noreg, %x, 1, 4 /* e16 */, 0
 ...
 ---
+name: vluxeiN_v_vd
+body: |
+  bb.0:
+    ; CHECK-LABEL: name: vluxeiN_v_vd
+    ; CHECK: %x:vr = PseudoVLUXEI8_V_M1_M1 $noreg, $noreg, $noreg, 1, 3 /* e8 */, 0 /* tu, mu */
+    ; CHECK-NEXT: %y:vr = PseudoVADD_VV_M1 $noreg, %x, $noreg, 1, 3 /* e8 */, 0 /* tu, mu */
+    %x:vr = PseudoVLUXEI8_V_M1_M1 $noreg, $noreg, $noreg, -1, 3 /* e8 */, 0
+    %y:vr = PseudoVADD_VV_M1 $noreg, %x, $noreg, 1, 3 /* e8 */, 0
+...
+---
+name: vluxeiN_v_vd_incompatible_eew
+body: |
+  bb.0:
+    ; CHECK-LABEL: name: vluxeiN_v_vd_incompatible_eew
+    ; CHECK: %x:vr = PseudoVLUXEI8_V_M1_M1 $noreg, $noreg, $noreg, -1, 3 /* e8 */, 0 /* tu, mu */
+    ; CHECK-NEXT: %y:vr = PseudoVADD_VV_M1 $noreg, %x, $noreg, 1, 4 /* e16 */, 0 /* tu, mu */
+    %x:vr = PseudoVLUXEI8_V_M1_M1 $noreg, $noreg, $noreg, -1, 3 /* e8 */, 0
+    %y:vr = PseudoVADD_VV_M1 $noreg, %x, $noreg, 1, 4 /* e16 */, 0
+...
+---
+name: vluxeiN_vd_incompatible_emul
+body: |
+  bb.0:
+    ; CHECK-LABEL: name: vluxeiN_vd_incompatible_emul
+    ; CHECK: early-clobber %x:vr = PseudoVLUXEI8_V_MF2_M1 $noreg, $noreg, $noreg, -1, 3 /* e8 */, 0 /* tu, mu */
+    ; CHECK-NEXT: %y:vr = PseudoVADD_VV_MF2 $noreg, %x, $noreg, 1, 3 /* e8 */, 0 /* tu, mu */
+    %x:vr = PseudoVLUXEI8_V_MF2_M1 $noreg, $noreg, $noreg, -1, 3 /* e8 */, 0
+    %y:vr = PseudoVADD_VV_MF2 $noreg, %x, $noreg, 1, 3 /* e8 */, 0
+...
+---
 name: vmop_mm
 body: |
   bb.0: