diff options
| -rw-r--r-- | include/llvm/Target/TargetFrameInfo.h | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/include/llvm/Target/TargetFrameInfo.h b/include/llvm/Target/TargetFrameInfo.h index df16c730b2..8f1a0becf8 100644 --- a/include/llvm/Target/TargetFrameInfo.h +++ b/include/llvm/Target/TargetFrameInfo.h @@ -20,6 +20,7 @@ //************************* Forward Declarations **************************/ class MachineCodeForMethod; +class TargetMachine; //*************************** External Classes ****************************/ @@ -45,21 +46,28 @@ public: // These methods compute offsets using the frame contents for a // particular method. The frame contents are obtained from the // MachineCodeInfoForMethod object for the given method. + // The first few methods have default machine-independent implementations. + // The rest must be implemented by the machine-specific subclass. // + virtual int getIncomingArgOffset (MachineCodeForMethod& mcInfo, + unsigned argNum) const; + virtual int getOutgoingArgOffset (MachineCodeForMethod& mcInfo, + unsigned argNum) const; + virtual int getFirstIncomingArgOffset (MachineCodeForMethod& mcInfo, - bool& pos) const=0; + bool& growUp) const=0; virtual int getFirstOutgoingArgOffset (MachineCodeForMethod& mcInfo, - bool& pos) const=0; + bool& growUp) const=0; virtual int getFirstOptionalOutgoingArgOffset (MachineCodeForMethod&, - bool& pos) const=0; + bool& growUp) const=0; virtual int getFirstAutomaticVarOffset (MachineCodeForMethod& mcInfo, - bool& pos) const=0; + bool& growUp) const=0; virtual int getRegSpillAreaOffset (MachineCodeForMethod& mcInfo, - bool& pos) const=0; + bool& growUp) const=0; virtual int getTmpAreaOffset (MachineCodeForMethod& mcInfo, - bool& pos) const=0; + bool& growUp) const=0; virtual int getDynamicAreaOffset (MachineCodeForMethod& mcInfo, - bool& pos) const=0; + bool& growUp) const=0; // // These methods specify the base register used for each stack area |