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Add machine operand for MDNodes. This will be used to communicate debug info.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74628 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2009-07-01 19:08:07 +00:00
parent 30d7b650aa
commit 6d9148ce3d
2 changed files with 19 additions and 1 deletions
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7
include/llvm/CodeGen/MachineInstrBuilder.h
View File

@ -107,6 +107,13 @@ public:
return *this;
}
const MachineInstrBuilder &addMetadata(MDNode *N,
int64_t Offset = 0,
unsigned char TargetFlags = 0) const {
MI->addOperand(MachineOperand::CreateMDNode(N, Offset, TargetFlags));
return *this;
}
const MachineInstrBuilder &addExternalSymbol(const char *FnName,
int64_t Offset = 0,
unsigned char TargetFlags = 0) const {

13
include/llvm/CodeGen/MachineOperand.h
View File

@ -23,6 +23,7 @@ namespace llvm {
class ConstantFP;
class MachineBasicBlock;
class GlobalValue;
class MDNode;
class MachineInstr;
class TargetMachine;
class MachineRegisterInfo;
@ -41,7 +42,8 @@ public:
MO_ConstantPoolIndex, ///< Address of indexed Constant in Constant Pool
MO_JumpTableIndex, ///< Address of indexed Jump Table for switch
MO_ExternalSymbol, ///< Name of external global symbol
MO_GlobalAddress ///< Address of a global value
MO_GlobalAddress, ///< Address of a global value
MO_Metadata ///< Metadata info
};
private:
@ -107,6 +109,7 @@ private:
int Index; // For MO_*Index - The index itself.
const char *SymbolName; // For MO_ExternalSymbol.
GlobalValue *GV; // For MO_GlobalAddress.
MDNode *Node; // For MO_Metadata.
} Val;
int64_t Offset; // An offset from the object.
} OffsetedInfo;
@ -423,6 +426,14 @@ public:
Op.setTargetFlags(TargetFlags);
return Op;
}
static MachineOperand CreateMDNode(MDNode *N, int64_t Offset,
unsigned char TargetFlags = 0) {
MachineOperand Op(MachineOperand::MO_Metadata);
Op.Contents.OffsetedInfo.Val.Node = N;
Op.setOffset(Offset);
Op.setTargetFlags(TargetFlags);
return Op;
}
static MachineOperand CreateES(const char *SymName, int64_t Offset = 0,
unsigned char TargetFlags = 0) {
MachineOperand Op(MachineOperand::MO_ExternalSymbol);