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Added machine-independent value for INVALID_MACHINE_OPCODE.

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Just cosmetic changes otherwise.

llvm-svn: 1898
This commit is contained in:
Vikram S. Adve 2002-03-18 03:19:38 +00:00
parent 4d3248ddc4
commit 6e25a66e75
2 changed files with 26 additions and 30 deletions
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28
include/llvm/Target/MachineInstrInfo.h
View File

@ -28,6 +28,9 @@ typedef int MachineOpCode;
typedef int OpCodeMask;
typedef int InstrSchedClass;
const MachineOpCode INVALID_MACHINE_OPCODE = -1;
// Global variable holding an array of descriptors for machine instructions.
// The actual object needs to be created separately for each target machine.
// This variable is initialized and reset by class MachineInstrInfo.
@ -182,17 +185,10 @@ public:
bool isDummyPhiInstr(const MachineOpCode opCode) const {
return getDescriptor(opCode).iclass & M_DUMMY_PHI_FLAG;
}
// delete this later *******
bool isPhi(const MachineOpCode opCode) const
{ return isDummyPhiInstr(opCode); }
bool isPseudoInstr(const MachineOpCode opCode) const {
return getDescriptor(opCode).iclass & M_PSEUDO_FLAG;
}
// Check if an instruction can be issued before its operands are ready,
// or if a subsequent instruction that uses its result can be issued
// before the results are ready.
@ -220,7 +216,7 @@ public:
//
// Which operand holds an immediate constant? Returns -1 if none
//
virtual int getImmmedConstantPos(MachineOpCode opCode) const {
virtual int getImmedConstantPos(MachineOpCode opCode) const {
return -1; // immediate position is machine specific, so say -1 == "none"
}
@ -252,7 +248,8 @@ public:
// The generated instructions are returned in `minstrVec'.
// Any temp. registers (TmpInstruction) created are returned in `tempVec'.
//
virtual void CreateCodeToLoadConst(Value* val,
virtual void CreateCodeToLoadConst(Method* method,
Value* val,
Instruction* dest,
std::vector<MachineInstr*>& minstrVec,
std::vector<TmpInstruction*> &) const = 0;
@ -283,11 +280,12 @@ public:
// create copy instruction(s)
virtual void
CreateCopyInstructionsByType(const TargetMachine& target,
Value* src,
Instruction* dest,
std::vector<MachineInstr*>& minstrVec) const = 0;
virtual void CreateCopyInstructionsByType(const TargetMachine& target,
Method* method,
Value* src,
Instruction* dest,
std::vector<MachineInstr*>& minstrVec)
const = 0;
};
#endif

28
include/llvm/Target/TargetInstrInfo.h
View File

@ -28,6 +28,9 @@ typedef int MachineOpCode;
typedef int OpCodeMask;
typedef int InstrSchedClass;
const MachineOpCode INVALID_MACHINE_OPCODE = -1;
// Global variable holding an array of descriptors for machine instructions.
// The actual object needs to be created separately for each target machine.
// This variable is initialized and reset by class MachineInstrInfo.
@ -182,17 +185,10 @@ public:
bool isDummyPhiInstr(const MachineOpCode opCode) const {
return getDescriptor(opCode).iclass & M_DUMMY_PHI_FLAG;
}
// delete this later *******
bool isPhi(const MachineOpCode opCode) const
{ return isDummyPhiInstr(opCode); }
bool isPseudoInstr(const MachineOpCode opCode) const {
return getDescriptor(opCode).iclass & M_PSEUDO_FLAG;
}
// Check if an instruction can be issued before its operands are ready,
// or if a subsequent instruction that uses its result can be issued
// before the results are ready.
@ -220,7 +216,7 @@ public:
//
// Which operand holds an immediate constant? Returns -1 if none
//
virtual int getImmmedConstantPos(MachineOpCode opCode) const {
virtual int getImmedConstantPos(MachineOpCode opCode) const {
return -1; // immediate position is machine specific, so say -1 == "none"
}
@ -252,7 +248,8 @@ public:
// The generated instructions are returned in `minstrVec'.
// Any temp. registers (TmpInstruction) created are returned in `tempVec'.
//
virtual void CreateCodeToLoadConst(Value* val,
virtual void CreateCodeToLoadConst(Method* method,
Value* val,
Instruction* dest,
std::vector<MachineInstr*>& minstrVec,
std::vector<TmpInstruction*> &) const = 0;
@ -283,11 +280,12 @@ public:
// create copy instruction(s)
virtual void
CreateCopyInstructionsByType(const TargetMachine& target,
Value* src,
Instruction* dest,
std::vector<MachineInstr*>& minstrVec) const = 0;
virtual void CreateCopyInstructionsByType(const TargetMachine& target,
Method* method,
Value* src,
Instruction* dest,
std::vector<MachineInstr*>& minstrVec)
const = 0;
};
#endif