diff options
| author | Akira Hatanaka <ahatanak@gmail.com> | 2011-07-18 18:52:12 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanak@gmail.com> | 2011-07-18 18:52:12 +0000 |
| commit | 0d7d0b5cb7e41173b6fff2f0c2fbdcbebc9693fe (patch) | |
| tree | a52b2ced6a229818d967ddf11a16855d362a0879 /lib/Target/Mips/MipsMachineFunction.h | |
| parent | 0af0dc8ac6d084bb04cf0188e48eecd6c98903ba (diff) | |
Set mayLoad or mayStore flags for SC and LL in order to prevent LICM from
moving them out of the loop. Previously, stores and loads to a stack frame
object were inserted to accomplish this. Remove the code that was needed to do
this. Patch by Sasa Stankovic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135415 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsMachineFunction.h')
| -rw-r--r-- | lib/Target/Mips/MipsMachineFunction.h | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/lib/Target/Mips/MipsMachineFunction.h b/lib/Target/Mips/MipsMachineFunction.h index dbb7a67442..bc30b6b242 100644 --- a/lib/Target/Mips/MipsMachineFunction.h +++ b/lib/Target/Mips/MipsMachineFunction.h @@ -51,16 +51,12 @@ private: mutable int DynAllocFI; // Frame index of dynamically allocated stack area. unsigned MaxCallFrameSize; - /// AtomicFrameIndex - To implement atomic.swap and atomic.cmp.swap - /// intrinsics, it is necessary to use a temporary stack location. - /// This field holds the frame index of this location. - int AtomicFrameIndex; 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), AtomicFrameIndex(-1) + MaxCallFrameSize(0) {} bool isInArgFI(int FI) const { @@ -104,9 +100,6 @@ public: unsigned getMaxCallFrameSize() const { return MaxCallFrameSize; } void setMaxCallFrameSize(unsigned S) { MaxCallFrameSize = S; } - - int getAtomicFrameIndex() const { return AtomicFrameIndex; } - void setAtomicFrameIndex(int Index) { AtomicFrameIndex = Index; } }; } // end of namespace llvm |