1 files changed, 11 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsRegisterInfo.cpp b/lib/Target/Mips/MipsRegisterInfo.cpp
index 83d25ab..084449b 100644
--- a/lib/Target/Mips/MipsRegisterInfo.cpp
+++ b/lib/Target/Mips/MipsRegisterInfo.cpp
@@ -93,6 +93,9 @@ MipsRegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const {
   if (Subtarget.isFP64bit())
     return CSR_O32_FP64_SaveList;
 
+  if (Subtarget.isFPXX())
+    return CSR_O32_FPXX_SaveList;
+
   return CSR_O32_SaveList;
 }
 
@@ -110,6 +113,9 @@ MipsRegisterInfo::getCallPreservedMask(CallingConv::ID) const {
   if (Subtarget.isFP64bit())
     return CSR_O32_FP64_RegMask;
 
+  if (Subtarget.isFPXX())
+    return CSR_O32_FPXX_RegMask;
+
   return CSR_O32_RegMask;
 }
 
@@ -201,6 +207,11 @@ getReservedRegs(const MachineFunction &MF) const {
     Reserved.set(Mips::GP_64);
   }
 
+  if (Subtarget.isABI_O32() && !Subtarget.useOddSPReg()) {
+    for (const auto &Reg : Mips::OddSPRegClass)
+      Reserved.set(Reg);
+  }
+
   return Reserved;
 }