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-rw-r--r--llvm/lib/Target/RISCV/RISCVInstrInfo.td10
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfo.td b/llvm/lib/Target/RISCV/RISCVInstrInfo.td
index 90f8c97bf64..9dbf8c6d88f 100644
--- a/llvm/lib/Target/RISCV/RISCVInstrInfo.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfo.td
@@ -580,6 +580,16 @@ def : InstAlias<"csrwi $csr, $imm", (CSRRWI X0, csr_sysreg:$csr, uimm5:$imm)>;
def : InstAlias<"csrsi $csr, $imm", (CSRRSI X0, csr_sysreg:$csr, uimm5:$imm)>;
def : InstAlias<"csrci $csr, $imm", (CSRRCI X0, csr_sysreg:$csr, uimm5:$imm)>;
+let EmitPriority = 0 in {
+def : InstAlias<"csrw $csr, $imm", (CSRRWI X0, csr_sysreg:$csr, uimm5:$imm)>;
+def : InstAlias<"csrs $csr, $imm", (CSRRSI X0, csr_sysreg:$csr, uimm5:$imm)>;
+def : InstAlias<"csrc $csr, $imm", (CSRRCI X0, csr_sysreg:$csr, uimm5:$imm)>;
+
+def : InstAlias<"csrrw $rd, $csr, $imm", (CSRRWI GPR:$rd, csr_sysreg:$csr, uimm5:$imm)>;
+def : InstAlias<"csrrs $rd, $csr, $imm", (CSRRSI GPR:$rd, csr_sysreg:$csr, uimm5:$imm)>;
+def : InstAlias<"csrrc $rd, $csr, $imm", (CSRRCI GPR:$rd, csr_sysreg:$csr, uimm5:$imm)>;
+}
+
def : InstAlias<"sfence.vma", (SFENCE_VMA X0, X0)>;
def : InstAlias<"sfence.vma $rs", (SFENCE_VMA GPR:$rs, X0)>;
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