1 files changed, 8 insertions, 1 deletions
diff --git a/llvm/lib/Target/Mips/MipsMachineFunction.h b/llvm/lib/Target/Mips/MipsMachineFunction.h
index 8c16f82bfb6..a667d43724c 100644
--- a/llvm/lib/Target/Mips/MipsMachineFunction.h
+++ b/llvm/lib/Target/Mips/MipsMachineFunction.h
@@ -54,7 +54,8 @@ class MipsFunctionInfo : public MachineFunctionInfo {
 public:
   MipsFunctionInfo(MachineFunction &MF)
       : MF(MF), SRetReturnReg(0), GlobalBaseReg(0), Mips16SPAliasReg(0),
-        VarArgsFrameIndex(0), CallsEhReturn(false), SaveS2(false) {}
+        VarArgsFrameIndex(0), CallsEhReturn(false), SaveS2(false),
+        BuildPairF64_FI(-1) {}
 
   ~MipsFunctionInfo();
 
@@ -96,6 +97,8 @@ public:
   void setSaveS2() { SaveS2 = true; }
   bool hasSaveS2() const { return SaveS2; }
 
+  int getBuildPairF64_FI(const TargetRegisterClass *RC);
+
   std::map<const char *, const llvm::Mips16HardFloatInfo::FuncSignature *>
   StubsNeeded;
 
@@ -136,6 +139,10 @@ private:
   // saveS2
   bool SaveS2;
 
+  /// FrameIndex for expanding BuildPairF64 nodes to spill and reload when the
+  /// O32 FPXX ABI is enabled. -1 is used to denote invalid index.
+  int BuildPairF64_FI;
+
   /// MipsCallEntry maps.
   StringMap<const MipsCallEntry *> ExternalCallEntries;
   ValueMap<const GlobalValue *, const MipsCallEntry *> GlobalCallEntries;