[llvm] [RISCV] Add basic ISel patterns for Xqcisls instructions (PR #135918)

[Sudharsan Veeravalli via llvm-commits]

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@@ -1252,6 +1255,14 @@ class QC48StPat<PatFrag StoreOp, RVInst48 Inst>
     : Pat<(StoreOp (i32 GPR:$rs2), (AddLike (i32 GPR:$rs1), simm26_nosimm12:$imm26)),
           (Inst GPR:$rs2, GPR:$rs1, simm26_nosimm12:$imm26)>;
 
+class QCScaledLdPat<PatFrag LoadOp, RVInst Inst>
+    : Pat<(i32 (LoadOp (AddShl (i32 GPRMem:$rs1), (i32 GPRNoX0:$rs2), uimm3:$shamt))),
+          (Inst GPRMem:$rs1, GPRNoX0:$rs2, uimm3:$shamt)>;
+
+class QCScaledStPat<PatFrag StoreOp, RVInst Inst>
+    : Pat<(StoreOp (i32 GPR:$rd),(AddShl (i32 GPRMem:$rs1), (i32 GPRNoX0:$rs2), uimm3:$shamt)),
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svs-quic wrote:

Done

https://github.com/llvm/llvm-project/pull/135918