From 213b2a218840ce81196ac5914de47647c927b287 Mon Sep 17 00:00:00 2001 From: Akira Hatanaka Date: Mon, 7 Nov 2011 19:06:10 +0000 Subject: [PATCH] Define functions that get or set the size of area on callee's stack frame which is used to save va_arg or byval arguments passed in registers. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143992 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/Mips/MipsMachineFunction.h | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/lib/Target/Mips/MipsMachineFunction.h b/lib/Target/Mips/MipsMachineFunction.h index bc30b6b2425..be27606ed8e 100644 --- a/lib/Target/Mips/MipsMachineFunction.h +++ b/lib/Target/Mips/MipsMachineFunction.h @@ -51,12 +51,16 @@ private: mutable int DynAllocFI; // Frame index of dynamically allocated stack area. unsigned MaxCallFrameSize; + // Size of area on callee's stack frame which is used to save va_arg or + // byval arguments passed in registers. + unsigned RegSaveAreaSize; + public: MipsFunctionInfo(MachineFunction& MF) : MF(MF), SRetReturnReg(0), GlobalBaseReg(0), VarArgsFrameIndex(0), InArgFIRange(std::make_pair(-1, 0)), OutArgFIRange(std::make_pair(-1, 0)), GPFI(0), DynAllocFI(0), - MaxCallFrameSize(0) + MaxCallFrameSize(0), RegSaveAreaSize(0) {} bool isInArgFI(int FI) const { @@ -100,6 +104,11 @@ public: unsigned getMaxCallFrameSize() const { return MaxCallFrameSize; } void setMaxCallFrameSize(unsigned S) { MaxCallFrameSize = S; } + + unsigned getRegSaveAreaSize() const { return RegSaveAreaSize; } + void setRegSaveAreaSize(unsigned S) { + if (RegSaveAreaSize < S) RegSaveAreaSize = S; + } }; } // end of namespace llvm