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author | Akira Hatanaka <ahatanaka@mips.com> | 2011-11-07 19:06:10 +0000 |
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committer | Akira Hatanaka <ahatanaka@mips.com> | 2011-11-07 19:06:10 +0000 |
commit | 213b2a218840ce81196ac5914de47647c927b287 (patch) | |
tree | 1f1da79c6819e2e6b235fd2d2f65a8384b5182b9 /lib | |
parent | c4d6fd569d7524dc39045d54b58ad692650c6542 (diff) | |
download | llvm-213b2a218840ce81196ac5914de47647c927b287.tar.gz llvm-213b2a218840ce81196ac5914de47647c927b287.tar.bz2 llvm-213b2a218840ce81196ac5914de47647c927b287.tar.xz |
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
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Target/Mips/MipsMachineFunction.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/lib/Target/Mips/MipsMachineFunction.h b/lib/Target/Mips/MipsMachineFunction.h index bc30b6b242..be27606ed8 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 |