diff --git a/src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp b/src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp
index 6e55e611115e0d0572a18970fa0f20456d9a4126..a4206d7dc78d80c6e32f2e4fdb3610397949de2f 100644
--- a/src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp
+++ b/src/mapleall/maple_be/src/cg/aarch64/aarch64_color_ra.cpp
@@ -3148,7 +3148,7 @@ void GraphColorRegAllocator::CollectCannotUseReg(std::unordered_set<regno_t> &ca
      */
     if ((conflictLr->GetAssignedRegNO() > 0) && IsBitArrElemSet(conflictLr->GetBBMember(), insn.GetBB()->GetId())) {
       if (!AArch64Abi::IsCalleeSavedReg(static_cast<AArch64reg>(conflictLr->GetAssignedRegNO())) &&
-          conflictLr->GetNumCall()) {
+          conflictLr->GetNumCall() && !conflictLr->GetProcessed()) {
         return;
       }
       (void)cannotUseReg.insert(conflictLr->GetAssignedRegNO());