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Move isLoadFrom/StoreToStackSlot from MRegisterInfo to TargetInstrInfo,

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a far more logical place.  Other methods should also be moved if anyone
is interested. :)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25912 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-02-02 20:11:55 +00:00
parent 9c8dd970f7
commit af9fa2bd0c
2 changed files with 18 additions and 18 deletions
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18
include/llvm/Target/MRegisterInfo.h
View File

@ -259,24 +259,6 @@ public:
unsigned DestReg, unsigned SrcReg, unsigned DestReg, unsigned SrcReg,
const TargetRegisterClass *RC) const = 0; const TargetRegisterClass *RC) const = 0;
/// isLoadFromStackSlot - If the specified machine instruction is a direct
/// load from a stack slot, return the virtual or physical register number of
/// the destination along with the FrameIndex of the loaded stack slot. If
/// not, return 0. This predicate must return 0 if the instruction has
/// any side effects other than loading from the stack slot.
virtual unsigned isLoadFromStackSlot(MachineInstr *MI, int &FrameIndex) const{
return 0;
}
/// isStoreToStackSlot - If the specified machine instruction is a direct
/// store to a stack slot, return the virtual or physical register number of
/// the source reg along with the FrameIndex of the loaded stack slot. If
/// not, return 0. This predicate must return 0 if the instruction has
/// any side effects other than storing to the stack slot.
virtual unsigned isStoreToStackSlot(MachineInstr *MI, int &FrameIndex) const {
return 0;
}
/// foldMemoryOperand - Attempt to fold a load or store of the /// foldMemoryOperand - Attempt to fold a load or store of the
/// specified stack slot into the specified machine instruction for /// specified stack slot into the specified machine instruction for
/// the specified operand. If this is possible, a new instruction /// the specified operand. If this is possible, a new instruction

18
include/llvm/Target/TargetInstrInfo.h
View File

@ -212,6 +212,24 @@ public:
unsigned& destReg) const { unsigned& destReg) const {
return false; return false;
} }
/// isLoadFromStackSlot - If the specified machine instruction is a direct
/// load from a stack slot, return the virtual or physical register number of
/// the destination along with the FrameIndex of the loaded stack slot. If
/// not, return 0. This predicate must return 0 if the instruction has
/// any side effects other than loading from the stack slot.
virtual unsigned isLoadFromStackSlot(MachineInstr *MI, int &FrameIndex) const{
return 0;
}
/// isStoreToStackSlot - If the specified machine instruction is a direct
/// store to a stack slot, return the virtual or physical register number of
/// the source reg along with the FrameIndex of the loaded stack slot. If
/// not, return 0. This predicate must return 0 if the instruction has
/// any side effects other than storing to the stack slot.
virtual unsigned isStoreToStackSlot(MachineInstr *MI, int &FrameIndex) const {
return 0;
}
/// convertToThreeAddress - This method must be implemented by targets that /// convertToThreeAddress - This method must be implemented by targets that
/// set the M_CONVERTIBLE_TO_3_ADDR flag. When this flag is set, the target /// set the M_CONVERTIBLE_TO_3_ADDR flag. When this flag is set, the target