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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116068 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2010-10-08 18:09:59 +00:00
parent 3e09413c2c
commit 9ed2cee105
1 changed files with 15 additions and 15 deletions
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30
utils/TableGen/CodeGenInstruction.h
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@ -32,7 +32,7 @@ namespace llvm {
/// AsmString - The format string used to emit a .s file for the
/// instruction.
std::string AsmString;
class ConstraintInfo {
enum { None, EarlyClobber, Tied } Kind;
unsigned OtherTiedOperand;
@ -45,24 +45,24 @@ namespace llvm {
I.OtherTiedOperand = 0;
return I;
}
static ConstraintInfo getTied(unsigned Op) {
ConstraintInfo I;
I.Kind = Tied;
I.OtherTiedOperand = Op;
return I;
}
bool isNone() const { return Kind == None; }
bool isEarlyClobber() const { return Kind == EarlyClobber; }
bool isTied() const { return Kind == Tied; }
unsigned getTiedOperand() const {
assert(isTied());
return OtherTiedOperand;
}
};
/// OperandInfo - The information we keep track of for each operand in the
/// operand list for a tablegen instruction.
struct OperandInfo {
@ -91,16 +91,16 @@ namespace llvm {
/// the DisableEncoding list. These should not be emitted by the code
/// emitter.
std::vector<bool> DoNotEncode;
/// MIOperandInfo - Default MI operand type. Note an operand may be made
/// up of multiple MI operands.
DagInit *MIOperandInfo;
/// Constraint info for this operand. This operand can have pieces, so we
/// track constraint info for each.
std::vector<ConstraintInfo> Constraints;
OperandInfo(Record *R, const std::string &N, const std::string &PMN,
OperandInfo(Record *R, const std::string &N, const std::string &PMN,
unsigned MION, unsigned MINO, DagInit *MIOI)
: Rec(R), Name(N), PrinterMethodName(PMN), MIOperandNo(MION),
MINumOperands(MINO), MIOperandInfo(MIOI) {}
@ -144,7 +144,7 @@ namespace llvm {
bool isAsCheapAsAMove;
bool hasExtraSrcRegAllocReq;
bool hasExtraDefRegAllocReq;
/// ParseOperandName - Parse an operand name like "$foo" or "$foo.bar",
/// where $foo is a whole operand and $foo.bar refers to a suboperand.
/// This throws an exception if the name is invalid. If AllowWholeOp is
@ -152,13 +152,13 @@ namespace llvm {
/// not.
std::pair<unsigned,unsigned> ParseOperandName(const std::string &Op,
bool AllowWholeOp = true);
/// getFlattenedOperandNumber - Flatten a operand/suboperand pair into a
/// flat machineinstr operand #.
unsigned getFlattenedOperandNumber(std::pair<unsigned,unsigned> Op) const {
return OperandList[Op.first].MIOperandNo + Op.second;
}
/// getSubOperandNumber - Unflatten a operand number into an
/// operand/suboperand pair.
std::pair<unsigned,unsigned> getSubOperandNumber(unsigned Op) const {
@ -168,8 +168,8 @@ namespace llvm {
return std::make_pair(i, Op-OperandList[i].MIOperandNo);
}
}
/// isFlatOperandNotEmitted - Return true if the specified flat operand #
/// should not be emitted with the code emitter.
bool isFlatOperandNotEmitted(unsigned FlatOpNo) const {
@ -185,11 +185,11 @@ namespace llvm {
/// non-empty name. If the instruction does not have an operand with the
/// specified name, throw an exception.
unsigned getOperandNamed(const std::string &Name) const;
/// HasOneImplicitDefWithKnownVT - If the instruction has at least one
/// implicit def and it has a known VT, return the VT, otherwise return
/// MVT::Other.
MVT::SimpleValueType
MVT::SimpleValueType
HasOneImplicitDefWithKnownVT(const CodeGenTarget &TargetInfo) const;
};
}