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| author | rdivacky <rdivacky@FreeBSD.org> | 2009-12-01 11:07:05 +0000 |
|---|---|---|
| committer | rdivacky <rdivacky@FreeBSD.org> | 2009-12-01 11:07:05 +0000 |
| commit | e7908924d847e63b02bc82bfaa1709ab9c774dcd (patch) | |
| tree | ffe0478472eaa0686f11cb02c6df7d257b8719b0 /include/llvm/Target/TargetRegisterInfo.h | |
| parent | bf68f1ea49e39c4194f339ddd4421b0c3a31988b (diff) | |
| download | FreeBSD-src-e7908924d847e63b02bc82bfaa1709ab9c774dcd.zip FreeBSD-src-e7908924d847e63b02bc82bfaa1709ab9c774dcd.tar.gz | |
Update LLVM to r90226.
Diffstat (limited to 'include/llvm/Target/TargetRegisterInfo.h')
| -rw-r--r-- | include/llvm/Target/TargetRegisterInfo.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/include/llvm/Target/TargetRegisterInfo.h b/include/llvm/Target/TargetRegisterInfo.h index cd6fd28..cb29c73 100644 --- a/include/llvm/Target/TargetRegisterInfo.h +++ b/include/llvm/Target/TargetRegisterInfo.h @@ -465,7 +465,7 @@ public: virtual unsigned getSubReg(unsigned RegNo, unsigned Index) const = 0; /// getSubRegIndex - For a given register pair, return the sub-register index - /// if they are second register is a sub-register of the second. Return zero + /// if the are second register is a sub-register of the first. Return zero /// otherwise. virtual unsigned getSubRegIndex(unsigned RegNo, unsigned SubRegNo) const = 0; @@ -656,7 +656,9 @@ public: MachineBasicBlock::iterator I, MachineBasicBlock::iterator &UseMI, const TargetRegisterClass *RC, - unsigned Reg) const {return false;} + unsigned Reg) const { + return false; + } /// eliminateFrameIndex - This method must be overriden to eliminate abstract /// frame indices from instructions which may use them. The instruction @@ -696,6 +698,18 @@ public: /// the stack frame of the specified index. virtual int getFrameIndexOffset(MachineFunction &MF, int FI) const; + /// getFrameIndexReference - This method should return the base register + /// and offset used to reference a frame index location. The offset is + /// returned directly, and the base register is returned via FrameReg. + virtual int getFrameIndexReference(MachineFunction &MF, int FI, + unsigned &FrameReg) const { + // By default, assume all frame indices are referenced via whatever + // getFrameRegister() says. The target can override this if it's doing + // something different. + FrameReg = getFrameRegister(MF); + return getFrameIndexOffset(MF, FI); + } + /// getRARegister - This method should return the register where the return /// address can be found. virtual unsigned getRARegister() const = 0; |
