diff --git a/generator/insn_rdvs2vm.go b/generator/insn_rdvs2vm.go
index 0ab47f3..9498e77 100644
--- a/generator/insn_rdvs2vm.go
+++ b/generator/insn_rdvs2vm.go
@@ -18,10 +18,12 @@ func (i *Insn) genCodeRdVs2Vm(pos int) []string {
 		builder.WriteString(i.gWriteRandomData(LMUL(3)))
 		builder.WriteString(i.gLoadDataIntoRegisterGroup(0, c.LMUL1, SEW(8)))
 
-		builder.WriteString(fmt.Sprintf("addi a0, a0, %d\n", 1*i.vlenb()))
+		builder.WriteString(fmt.Sprintf("li t1, %d\n", 1*i.vlenb()))
+		builder.WriteString(fmt.Sprintf("add a0, a0, t1\n"))
 		builder.WriteString(i.gLoadDataIntoRegisterGroup(vd, c.LMUL1, SEW(8)))
 
-		builder.WriteString(fmt.Sprintf("addi a0, a0, %d\n", 1*i.vlenb()))
+		builder.WriteString(fmt.Sprintf("li t1, %d\n", 1*i.vlenb()))
+		builder.WriteString(fmt.Sprintf("add a0, a0, t1\n"))
 		builder.WriteString(i.gLoadDataIntoRegisterGroup(vs2, c.LMUL1, SEW(8)))
 
 		builder.WriteString("# -------------- TEST BEGIN --------------\n")
diff --git a/generator/insn_vdvs2.go b/generator/insn_vdvs2.go
index 8fa57c6..5792370 100644
--- a/generator/insn_vdvs2.go
+++ b/generator/insn_vdvs2.go
@@ -27,7 +27,8 @@ func (i *Insn) genCodeVdVs2(pos int) []string {
 		builder.WriteString(i.gWriteRandomData(c.LMUL * 2))
 
 		builder.WriteString(i.gLoadDataIntoRegisterGroup(vd, c.LMUL, c.SEW))
-		builder.WriteString(fmt.Sprintf("addi a0, a0, %d\n", int(c.LMUL)*i.vlenb()))
+		builder.WriteString(fmt.Sprintf("li t1, %d\n", int(c.LMUL)*i.vlenb()))
+		builder.WriteString(fmt.Sprintf("add a0, a0, t1\n"))
 		builder.WriteString(i.gLoadDataIntoRegisterGroup(vs2, c.LMUL, c.SEW))
 
 		builder.WriteString("# -------------- TEST BEGIN --------------\n")
diff --git a/generator/insn_vdvs2vmp2.go b/generator/insn_vdvs2vmp2.go
index e32c91b..53fb660 100644
--- a/generator/insn_vdvs2vmp2.go
+++ b/generator/insn_vdvs2vmp2.go
@@ -22,7 +22,8 @@ func (i *Insn) genCodeVdVs2VmP2(pos int) []string {
 		vs2 := 2 * int(c.LMUL1)
 		builder.WriteString(i.gWriteRandomData(LMUL(1) * 2))
 		builder.WriteString(i.gLoadDataIntoRegisterGroup(0, c.LMUL1, c.SEW))
-		builder.WriteString(fmt.Sprintf("addi a0, a0, %d\n", 1*i.vlenb()))
+		builder.WriteString(fmt.Sprintf("li t1, %d\n", 1*i.vlenb()))
+		builder.WriteString(fmt.Sprintf("add a0, a0, t1\n"))
 		builder.WriteString(i.gLoadDataIntoRegisterGroup(vs2, c.LMUL1, c.SEW))
 
 		builder.WriteString(i.gWriteRandomData(c.LMUL1))