ADDR64Reg,
FP32Reg,
FP64Reg,
- FP128Reg
+ FP128Reg,
+ VR32Reg,
+ VR64Reg,
+ VR128Reg
};
enum MemoryKind {
BDMem,
BDXMem,
- BDLMem
+ BDLMem,
+ BDVMem
};
class SystemZOperand : public MCParsedAsmOperand {
KindReg,
KindAccessReg,
KindImm,
+ KindImmTLS,
KindMem
};
};
// Base + Disp + Index, where Base and Index are LLVM registers or 0.
- // RegKind says what type the registers have (ADDR32Reg or ADDR64Reg).
- // Length is the operand length for D(L,B)-style operands, otherwise
- // it is null.
+ // MemKind says what type of memory this is and RegKind says what type
+ // the base register has (ADDR32Reg or ADDR64Reg). Length is the operand
+ // length for D(L,B)-style operands, otherwise it is null.
struct MemOp {
- unsigned Base : 8;
- unsigned Index : 8;
- unsigned RegKind : 8;
- unsigned Unused : 8;
+ unsigned Base : 12;
+ unsigned Index : 12;
+ unsigned MemKind : 4;
+ unsigned RegKind : 4;
const MCExpr *Disp;
const MCExpr *Length;
};
+ // Imm is an immediate operand, and Sym is an optional TLS symbol
+ // for use with a __tls_get_offset marker relocation.
+ struct ImmTLSOp {
+ const MCExpr *Imm;
+ const MCExpr *Sym;
+ };
+
union {
TokenOp Token;
RegOp Reg;
unsigned AccessReg;
const MCExpr *Imm;
+ ImmTLSOp ImmTLS;
MemOp Mem;
};
- SystemZOperand(OperandKind kind, SMLoc startLoc, SMLoc endLoc)
- : Kind(kind), StartLoc(startLoc), EndLoc(endLoc)
- {}
-
void addExpr(MCInst &Inst, const MCExpr *Expr) const {
// Add as immediates when possible. Null MCExpr = 0.
if (!Expr)
- Inst.addOperand(MCOperand::CreateImm(0));
+ Inst.addOperand(MCOperand::createImm(0));
else if (auto *CE = dyn_cast<MCConstantExpr>(Expr))
- Inst.addOperand(MCOperand::CreateImm(CE->getValue()));
+ Inst.addOperand(MCOperand::createImm(CE->getValue()));
else
- Inst.addOperand(MCOperand::CreateExpr(Expr));
+ Inst.addOperand(MCOperand::createExpr(Expr));
}
public:
+ SystemZOperand(OperandKind kind, SMLoc startLoc, SMLoc endLoc)
+ : Kind(kind), StartLoc(startLoc), EndLoc(endLoc) {}
+
// Create particular kinds of operand.
- static SystemZOperand *createInvalid(SMLoc StartLoc, SMLoc EndLoc) {
- return new SystemZOperand(KindInvalid, StartLoc, EndLoc);
+ static std::unique_ptr<SystemZOperand> createInvalid(SMLoc StartLoc,
+ SMLoc EndLoc) {
+ return make_unique<SystemZOperand>(KindInvalid, StartLoc, EndLoc);
}
- static SystemZOperand *createToken(StringRef Str, SMLoc Loc) {
- SystemZOperand *Op = new SystemZOperand(KindToken, Loc, Loc);
+ static std::unique_ptr<SystemZOperand> createToken(StringRef Str, SMLoc Loc) {
+ auto Op = make_unique<SystemZOperand>(KindToken, Loc, Loc);
Op->Token.Data = Str.data();
Op->Token.Length = Str.size();
return Op;
}
- static SystemZOperand *createReg(RegisterKind Kind, unsigned Num,
- SMLoc StartLoc, SMLoc EndLoc) {
- SystemZOperand *Op = new SystemZOperand(KindReg, StartLoc, EndLoc);
+ static std::unique_ptr<SystemZOperand>
+ createReg(RegisterKind Kind, unsigned Num, SMLoc StartLoc, SMLoc EndLoc) {
+ auto Op = make_unique<SystemZOperand>(KindReg, StartLoc, EndLoc);
Op->Reg.Kind = Kind;
Op->Reg.Num = Num;
return Op;
}
- static SystemZOperand *createAccessReg(unsigned Num, SMLoc StartLoc,
- SMLoc EndLoc) {
- SystemZOperand *Op = new SystemZOperand(KindAccessReg, StartLoc, EndLoc);
+ static std::unique_ptr<SystemZOperand>
+ createAccessReg(unsigned Num, SMLoc StartLoc, SMLoc EndLoc) {
+ auto Op = make_unique<SystemZOperand>(KindAccessReg, StartLoc, EndLoc);
Op->AccessReg = Num;
return Op;
}
- static SystemZOperand *createImm(const MCExpr *Expr, SMLoc StartLoc,
- SMLoc EndLoc) {
- SystemZOperand *Op = new SystemZOperand(KindImm, StartLoc, EndLoc);
+ static std::unique_ptr<SystemZOperand>
+ createImm(const MCExpr *Expr, SMLoc StartLoc, SMLoc EndLoc) {
+ auto Op = make_unique<SystemZOperand>(KindImm, StartLoc, EndLoc);
Op->Imm = Expr;
return Op;
}
- static SystemZOperand *createMem(RegisterKind RegKind, unsigned Base,
- const MCExpr *Disp, unsigned Index,
- const MCExpr *Length, SMLoc StartLoc,
- SMLoc EndLoc) {
- SystemZOperand *Op = new SystemZOperand(KindMem, StartLoc, EndLoc);
+ static std::unique_ptr<SystemZOperand>
+ createMem(MemoryKind MemKind, RegisterKind RegKind, unsigned Base,
+ const MCExpr *Disp, unsigned Index, const MCExpr *Length,
+ SMLoc StartLoc, SMLoc EndLoc) {
+ auto Op = make_unique<SystemZOperand>(KindMem, StartLoc, EndLoc);
+ Op->Mem.MemKind = MemKind;
Op->Mem.RegKind = RegKind;
Op->Mem.Base = Base;
Op->Mem.Index = Index;
Op->Mem.Length = Length;
return Op;
}
+ static std::unique_ptr<SystemZOperand>
+ createImmTLS(const MCExpr *Imm, const MCExpr *Sym,
+ SMLoc StartLoc, SMLoc EndLoc) {
+ auto Op = make_unique<SystemZOperand>(KindImmTLS, StartLoc, EndLoc);
+ Op->ImmTLS.Imm = Imm;
+ Op->ImmTLS.Sym = Sym;
+ return Op;
+ }
// Token operands
bool isToken() const override {
return Imm;
}
+ // Immediate operands with optional TLS symbol.
+ bool isImmTLS() const {
+ return Kind == KindImmTLS;
+ }
+
// Memory operands.
bool isMem() const override {
return Kind == KindMem;
}
- bool isMem(RegisterKind RegKind, MemoryKind MemKind) const {
+ bool isMem(MemoryKind MemKind) const {
return (Kind == KindMem &&
- Mem.RegKind == RegKind &&
- (MemKind == BDXMem || !Mem.Index) &&
- (MemKind == BDLMem) == (Mem.Length != nullptr));
+ (Mem.MemKind == MemKind ||
+ // A BDMem can be treated as a BDXMem in which the index
+ // register field is 0.
+ (Mem.MemKind == BDMem && MemKind == BDXMem)));
+ }
+ bool isMem(MemoryKind MemKind, RegisterKind RegKind) const {
+ return isMem(MemKind) && Mem.RegKind == RegKind;
}
- bool isMemDisp12(RegisterKind RegKind, MemoryKind MemKind) const {
- return isMem(RegKind, MemKind) && inRange(Mem.Disp, 0, 0xfff);
+ bool isMemDisp12(MemoryKind MemKind, RegisterKind RegKind) const {
+ return isMem(MemKind, RegKind) && inRange(Mem.Disp, 0, 0xfff);
}
- bool isMemDisp20(RegisterKind RegKind, MemoryKind MemKind) const {
- return isMem(RegKind, MemKind) && inRange(Mem.Disp, -524288, 524287);
+ bool isMemDisp20(MemoryKind MemKind, RegisterKind RegKind) const {
+ return isMem(MemKind, RegKind) && inRange(Mem.Disp, -524288, 524287);
}
bool isMemDisp12Len8(RegisterKind RegKind) const {
- return isMemDisp12(RegKind, BDLMem) && inRange(Mem.Length, 1, 0x100);
+ return isMemDisp12(BDLMem, RegKind) && inRange(Mem.Length, 1, 0x100);
+ }
+ void addBDVAddrOperands(MCInst &Inst, unsigned N) const {
+ assert(N == 3 && "Invalid number of operands");
+ assert(isMem(BDVMem) && "Invalid operand type");
+ Inst.addOperand(MCOperand::createReg(Mem.Base));
+ addExpr(Inst, Mem.Disp);
+ Inst.addOperand(MCOperand::createReg(Mem.Index));
}
// Override MCParsedAsmOperand.
// to an instruction.
void addRegOperands(MCInst &Inst, unsigned N) const {
assert(N == 1 && "Invalid number of operands");
- Inst.addOperand(MCOperand::CreateReg(getReg()));
+ Inst.addOperand(MCOperand::createReg(getReg()));
}
void addAccessRegOperands(MCInst &Inst, unsigned N) const {
assert(N == 1 && "Invalid number of operands");
assert(Kind == KindAccessReg && "Invalid operand type");
- Inst.addOperand(MCOperand::CreateImm(AccessReg));
+ Inst.addOperand(MCOperand::createImm(AccessReg));
}
void addImmOperands(MCInst &Inst, unsigned N) const {
assert(N == 1 && "Invalid number of operands");
}
void addBDAddrOperands(MCInst &Inst, unsigned N) const {
assert(N == 2 && "Invalid number of operands");
- assert(Kind == KindMem && Mem.Index == 0 && "Invalid operand type");
- Inst.addOperand(MCOperand::CreateReg(Mem.Base));
+ assert(isMem(BDMem) && "Invalid operand type");
+ Inst.addOperand(MCOperand::createReg(Mem.Base));
addExpr(Inst, Mem.Disp);
}
void addBDXAddrOperands(MCInst &Inst, unsigned N) const {
assert(N == 3 && "Invalid number of operands");
- assert(Kind == KindMem && "Invalid operand type");
- Inst.addOperand(MCOperand::CreateReg(Mem.Base));
+ assert(isMem(BDXMem) && "Invalid operand type");
+ Inst.addOperand(MCOperand::createReg(Mem.Base));
addExpr(Inst, Mem.Disp);
- Inst.addOperand(MCOperand::CreateReg(Mem.Index));
+ Inst.addOperand(MCOperand::createReg(Mem.Index));
}
void addBDLAddrOperands(MCInst &Inst, unsigned N) const {
assert(N == 3 && "Invalid number of operands");
- assert(Kind == KindMem && "Invalid operand type");
- Inst.addOperand(MCOperand::CreateReg(Mem.Base));
+ assert(isMem(BDLMem) && "Invalid operand type");
+ Inst.addOperand(MCOperand::createReg(Mem.Base));
addExpr(Inst, Mem.Disp);
addExpr(Inst, Mem.Length);
}
+ void addImmTLSOperands(MCInst &Inst, unsigned N) const {
+ assert(N == 2 && "Invalid number of operands");
+ assert(Kind == KindImmTLS && "Invalid operand type");
+ addExpr(Inst, ImmTLS.Imm);
+ if (ImmTLS.Sym)
+ addExpr(Inst, ImmTLS.Sym);
+ }
// Used by the TableGen code to check for particular operand types.
bool isGR32() const { return isReg(GR32Reg); }
bool isFP32() const { return isReg(FP32Reg); }
bool isFP64() const { return isReg(FP64Reg); }
bool isFP128() const { return isReg(FP128Reg); }
- bool isBDAddr32Disp12() const { return isMemDisp12(ADDR32Reg, BDMem); }
- bool isBDAddr32Disp20() const { return isMemDisp20(ADDR32Reg, BDMem); }
- bool isBDAddr64Disp12() const { return isMemDisp12(ADDR64Reg, BDMem); }
- bool isBDAddr64Disp20() const { return isMemDisp20(ADDR64Reg, BDMem); }
- bool isBDXAddr64Disp12() const { return isMemDisp12(ADDR64Reg, BDXMem); }
- bool isBDXAddr64Disp20() const { return isMemDisp20(ADDR64Reg, BDXMem); }
+ bool isVR32() const { return isReg(VR32Reg); }
+ bool isVR64() const { return isReg(VR64Reg); }
+ bool isVF128() const { return false; }
+ bool isVR128() const { return isReg(VR128Reg); }
+ bool isBDAddr32Disp12() const { return isMemDisp12(BDMem, ADDR32Reg); }
+ bool isBDAddr32Disp20() const { return isMemDisp20(BDMem, ADDR32Reg); }
+ bool isBDAddr64Disp12() const { return isMemDisp12(BDMem, ADDR64Reg); }
+ bool isBDAddr64Disp20() const { return isMemDisp20(BDMem, ADDR64Reg); }
+ bool isBDXAddr64Disp12() const { return isMemDisp12(BDXMem, ADDR64Reg); }
+ bool isBDXAddr64Disp20() const { return isMemDisp20(BDXMem, ADDR64Reg); }
bool isBDLAddr64Disp12Len8() const { return isMemDisp12Len8(ADDR64Reg); }
+ bool isBDVAddr64Disp12() const { return isMemDisp12(BDVMem, ADDR64Reg); }
+ bool isU1Imm() const { return isImm(0, 1); }
+ bool isU2Imm() const { return isImm(0, 3); }
+ bool isU3Imm() const { return isImm(0, 7); }
bool isU4Imm() const { return isImm(0, 15); }
bool isU6Imm() const { return isImm(0, 63); }
bool isU8Imm() const { return isImm(0, 255); }
bool isS8Imm() const { return isImm(-128, 127); }
+ bool isU12Imm() const { return isImm(0, 4095); }
bool isU16Imm() const { return isImm(0, 65535); }
bool isS16Imm() const { return isImm(-32768, 32767); }
bool isU32Imm() const { return isImm(0, (1LL << 32) - 1); }
#include "SystemZGenAsmMatcher.inc"
private:
- MCSubtargetInfo &STI;
MCAsmParser &Parser;
enum RegisterGroup {
RegGR,
RegFP,
+ RegV,
RegAccess
};
struct Register {
bool parseRegister(Register &Reg, RegisterGroup Group, const unsigned *Regs,
bool IsAddress = false);
- OperandMatchResultTy
- parseRegister(SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- RegisterGroup Group, const unsigned *Regs, RegisterKind Kind);
+ OperandMatchResultTy parseRegister(OperandVector &Operands,
+ RegisterGroup Group, const unsigned *Regs,
+ RegisterKind Kind);
bool parseAddress(unsigned &Base, const MCExpr *&Disp,
- unsigned &Index, const MCExpr *&Length,
+ unsigned &Index, bool &IsVector, const MCExpr *&Length,
const unsigned *Regs, RegisterKind RegKind);
- OperandMatchResultTy
- parseAddress(SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- const unsigned *Regs, RegisterKind RegKind,
- MemoryKind MemKind);
+ OperandMatchResultTy parseAddress(OperandVector &Operands,
+ MemoryKind MemKind, const unsigned *Regs,
+ RegisterKind RegKind);
+
+ OperandMatchResultTy parsePCRel(OperandVector &Operands, int64_t MinVal,
+ int64_t MaxVal, bool AllowTLS);
- bool parseOperand(SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- StringRef Mnemonic);
+ bool parseOperand(OperandVector &Operands, StringRef Mnemonic);
public:
SystemZAsmParser(MCSubtargetInfo &sti, MCAsmParser &parser,
const MCInstrInfo &MII,
const MCTargetOptions &Options)
- : MCTargetAsmParser(), STI(sti), Parser(parser) {
+ : MCTargetAsmParser(Options, sti), Parser(parser) {
MCAsmParserExtension::Initialize(Parser);
// Initialize the set of available features.
- setAvailableFeatures(ComputeAvailableFeatures(STI.getFeatureBits()));
+ setAvailableFeatures(ComputeAvailableFeatures(getSTI().getFeatureBits()));
}
// Override MCTargetAsmParser.
bool ParseDirective(AsmToken DirectiveID) override;
bool ParseRegister(unsigned &RegNo, SMLoc &StartLoc, SMLoc &EndLoc) override;
- bool ParseInstruction(ParseInstructionInfo &Info,
- StringRef Name, SMLoc NameLoc,
- SmallVectorImpl<MCParsedAsmOperand*> &Operands)
- override;
+ bool ParseInstruction(ParseInstructionInfo &Info, StringRef Name,
+ SMLoc NameLoc, OperandVector &Operands) override;
bool MatchAndEmitInstruction(SMLoc IDLoc, unsigned &Opcode,
- SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- MCStreamer &Out, unsigned &ErrorInfo,
+ OperandVector &Operands, MCStreamer &Out,
+ uint64_t &ErrorInfo,
bool MatchingInlineAsm) override;
// Used by the TableGen code to parse particular operand types.
- OperandMatchResultTy
- parseGR32(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseGR32(OperandVector &Operands) {
return parseRegister(Operands, RegGR, SystemZMC::GR32Regs, GR32Reg);
}
- OperandMatchResultTy
- parseGRH32(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseGRH32(OperandVector &Operands) {
return parseRegister(Operands, RegGR, SystemZMC::GRH32Regs, GRH32Reg);
}
- OperandMatchResultTy
- parseGRX32(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseGRX32(OperandVector &Operands) {
llvm_unreachable("GRX32 should only be used for pseudo instructions");
}
- OperandMatchResultTy
- parseGR64(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseGR64(OperandVector &Operands) {
return parseRegister(Operands, RegGR, SystemZMC::GR64Regs, GR64Reg);
}
- OperandMatchResultTy
- parseGR128(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseGR128(OperandVector &Operands) {
return parseRegister(Operands, RegGR, SystemZMC::GR128Regs, GR128Reg);
}
- OperandMatchResultTy
- parseADDR32(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseADDR32(OperandVector &Operands) {
return parseRegister(Operands, RegGR, SystemZMC::GR32Regs, ADDR32Reg);
}
- OperandMatchResultTy
- parseADDR64(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseADDR64(OperandVector &Operands) {
return parseRegister(Operands, RegGR, SystemZMC::GR64Regs, ADDR64Reg);
}
- OperandMatchResultTy
- parseADDR128(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseADDR128(OperandVector &Operands) {
llvm_unreachable("Shouldn't be used as an operand");
}
- OperandMatchResultTy
- parseFP32(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseFP32(OperandVector &Operands) {
return parseRegister(Operands, RegFP, SystemZMC::FP32Regs, FP32Reg);
}
- OperandMatchResultTy
- parseFP64(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseFP64(OperandVector &Operands) {
return parseRegister(Operands, RegFP, SystemZMC::FP64Regs, FP64Reg);
}
- OperandMatchResultTy
- parseFP128(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+ OperandMatchResultTy parseFP128(OperandVector &Operands) {
return parseRegister(Operands, RegFP, SystemZMC::FP128Regs, FP128Reg);
}
- OperandMatchResultTy
- parseBDAddr32(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
- return parseAddress(Operands, SystemZMC::GR32Regs, ADDR32Reg, BDMem);
+ OperandMatchResultTy parseVR32(OperandVector &Operands) {
+ return parseRegister(Operands, RegV, SystemZMC::VR32Regs, VR32Reg);
}
- OperandMatchResultTy
- parseBDAddr64(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
- return parseAddress(Operands, SystemZMC::GR64Regs, ADDR64Reg, BDMem);
+ OperandMatchResultTy parseVR64(OperandVector &Operands) {
+ return parseRegister(Operands, RegV, SystemZMC::VR64Regs, VR64Reg);
}
- OperandMatchResultTy
- parseBDXAddr64(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
- return parseAddress(Operands, SystemZMC::GR64Regs, ADDR64Reg, BDXMem);
+ OperandMatchResultTy parseVF128(OperandVector &Operands) {
+ llvm_unreachable("Shouldn't be used as an operand");
+ }
+ OperandMatchResultTy parseVR128(OperandVector &Operands) {
+ return parseRegister(Operands, RegV, SystemZMC::VR128Regs, VR128Reg);
+ }
+ OperandMatchResultTy parseBDAddr32(OperandVector &Operands) {
+ return parseAddress(Operands, BDMem, SystemZMC::GR32Regs, ADDR32Reg);
+ }
+ OperandMatchResultTy parseBDAddr64(OperandVector &Operands) {
+ return parseAddress(Operands, BDMem, SystemZMC::GR64Regs, ADDR64Reg);
+ }
+ OperandMatchResultTy parseBDXAddr64(OperandVector &Operands) {
+ return parseAddress(Operands, BDXMem, SystemZMC::GR64Regs, ADDR64Reg);
}
- OperandMatchResultTy
- parseBDLAddr64(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
- return parseAddress(Operands, SystemZMC::GR64Regs, ADDR64Reg, BDLMem);
+ OperandMatchResultTy parseBDLAddr64(OperandVector &Operands) {
+ return parseAddress(Operands, BDLMem, SystemZMC::GR64Regs, ADDR64Reg);
}
- OperandMatchResultTy
- parseAccessReg(SmallVectorImpl<MCParsedAsmOperand*> &Operands);
- OperandMatchResultTy
- parsePCRel(SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- int64_t MinVal, int64_t MaxVal);
- OperandMatchResultTy
- parsePCRel16(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
- return parsePCRel(Operands, -(1LL << 16), (1LL << 16) - 1);
+ OperandMatchResultTy parseBDVAddr64(OperandVector &Operands) {
+ return parseAddress(Operands, BDVMem, SystemZMC::GR64Regs, ADDR64Reg);
}
- OperandMatchResultTy
- parsePCRel32(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
- return parsePCRel(Operands, -(1LL << 32), (1LL << 32) - 1);
+ OperandMatchResultTy parseAccessReg(OperandVector &Operands);
+ OperandMatchResultTy parsePCRel16(OperandVector &Operands) {
+ return parsePCRel(Operands, -(1LL << 16), (1LL << 16) - 1, false);
+ }
+ OperandMatchResultTy parsePCRel32(OperandVector &Operands) {
+ return parsePCRel(Operands, -(1LL << 32), (1LL << 32) - 1, false);
+ }
+ OperandMatchResultTy parsePCRelTLS16(OperandVector &Operands) {
+ return parsePCRel(Operands, -(1LL << 16), (1LL << 16) - 1, true);
+ }
+ OperandMatchResultTy parsePCRelTLS32(OperandVector &Operands) {
+ return parsePCRel(Operands, -(1LL << 32), (1LL << 32) - 1, true);
}
};
} // end anonymous namespace
Reg.Group = RegGR;
else if (Prefix == 'f' && Reg.Num < 16)
Reg.Group = RegFP;
+ else if (Prefix == 'v' && Reg.Num < 32)
+ Reg.Group = RegV;
else if (Prefix == 'a' && Reg.Num < 16)
Reg.Group = RegAccess;
else
}
// Parse a register of group Group. If Regs is nonnull, use it to map
-// the raw register number to LLVM numbering, with zero entries indicating
-// an invalid register. IsAddress says whether the register appears in an
-// address context.
+// the raw register number to LLVM numbering, with zero entries
+// indicating an invalid register. IsAddress says whether the
+// register appears in an address context. Allow FP Group if expecting
+// RegV Group, since the f-prefix yields the FP group even while used
+// with vector instructions.
bool SystemZAsmParser::parseRegister(Register &Reg, RegisterGroup Group,
const unsigned *Regs, bool IsAddress) {
if (parseRegister(Reg))
return true;
- if (Reg.Group != Group)
+ if (Reg.Group != Group && !(Reg.Group == RegFP && Group == RegV))
return Error(Reg.StartLoc, "invalid operand for instruction");
if (Regs && Regs[Reg.Num] == 0)
return Error(Reg.StartLoc, "invalid register pair");
// Parse a register and add it to Operands. The other arguments are as above.
SystemZAsmParser::OperandMatchResultTy
-SystemZAsmParser::parseRegister(SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- RegisterGroup Group, const unsigned *Regs,
- RegisterKind Kind) {
+SystemZAsmParser::parseRegister(OperandVector &Operands, RegisterGroup Group,
+ const unsigned *Regs, RegisterKind Kind) {
if (Parser.getTok().isNot(AsmToken::Percent))
return MatchOperand_NoMatch;
// Regs maps asm register numbers to LLVM register numbers and RegKind
// says what kind of address register we're using (ADDR32Reg or ADDR64Reg).
bool SystemZAsmParser::parseAddress(unsigned &Base, const MCExpr *&Disp,
- unsigned &Index, const MCExpr *&Length,
- const unsigned *Regs,
+ unsigned &Index, bool &IsVector,
+ const MCExpr *&Length, const unsigned *Regs,
RegisterKind RegKind) {
// Parse the displacement, which must always be present.
if (getParser().parseExpression(Disp))
// Parse the optional base and index.
Index = 0;
Base = 0;
+ IsVector = false;
Length = nullptr;
if (getLexer().is(AsmToken::LParen)) {
Parser.Lex();
if (getLexer().is(AsmToken::Percent)) {
// Parse the first register and decide whether it's a base or an index.
Register Reg;
- if (parseRegister(Reg, RegGR, Regs, RegKind))
+ if (parseRegister(Reg))
return true;
- if (getLexer().is(AsmToken::Comma))
- Index = Reg.Num;
- else
- Base = Reg.Num;
+ if (Reg.Group == RegV) {
+ // A vector index register. The base register is optional.
+ IsVector = true;
+ Index = SystemZMC::VR128Regs[Reg.Num];
+ } else if (Reg.Group == RegGR) {
+ if (Reg.Num == 0)
+ return Error(Reg.StartLoc, "%r0 used in an address");
+ // If the are two registers, the first one is the index and the
+ // second is the base.
+ if (getLexer().is(AsmToken::Comma))
+ Index = Regs[Reg.Num];
+ else
+ Base = Regs[Reg.Num];
+ } else
+ return Error(Reg.StartLoc, "invalid address register");
} else {
// Parse the length.
if (getParser().parseExpression(Length))
// Parse a memory operand and add it to Operands. The other arguments
// are as above.
SystemZAsmParser::OperandMatchResultTy
-SystemZAsmParser::parseAddress(SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- const unsigned *Regs, RegisterKind RegKind,
- MemoryKind MemKind) {
+SystemZAsmParser::parseAddress(OperandVector &Operands, MemoryKind MemKind,
+ const unsigned *Regs, RegisterKind RegKind) {
SMLoc StartLoc = Parser.getTok().getLoc();
unsigned Base, Index;
+ bool IsVector;
const MCExpr *Disp;
const MCExpr *Length;
- if (parseAddress(Base, Disp, Index, Length, Regs, RegKind))
+ if (parseAddress(Base, Disp, Index, IsVector, Length, Regs, RegKind))
return MatchOperand_ParseFail;
- if (Index && MemKind != BDXMem)
- {
- Error(StartLoc, "invalid use of indexed addressing");
- return MatchOperand_ParseFail;
- }
+ if (IsVector && MemKind != BDVMem) {
+ Error(StartLoc, "invalid use of vector addressing");
+ return MatchOperand_ParseFail;
+ }
- if (Length && MemKind != BDLMem)
- {
- Error(StartLoc, "invalid use of length addressing");
- return MatchOperand_ParseFail;
- }
+ if (!IsVector && MemKind == BDVMem) {
+ Error(StartLoc, "vector index required in address");
+ return MatchOperand_ParseFail;
+ }
- if (!Length && MemKind == BDLMem)
- {
- Error(StartLoc, "missing length in address");
- return MatchOperand_ParseFail;
- }
+ if (Index && MemKind != BDXMem && MemKind != BDVMem) {
+ Error(StartLoc, "invalid use of indexed addressing");
+ return MatchOperand_ParseFail;
+ }
+
+ if (Length && MemKind != BDLMem) {
+ Error(StartLoc, "invalid use of length addressing");
+ return MatchOperand_ParseFail;
+ }
+
+ if (!Length && MemKind == BDLMem) {
+ Error(StartLoc, "missing length in address");
+ return MatchOperand_ParseFail;
+ }
SMLoc EndLoc =
SMLoc::getFromPointer(Parser.getTok().getLoc().getPointer() - 1);
- Operands.push_back(SystemZOperand::createMem(RegKind, Base, Disp, Index,
- Length, StartLoc, EndLoc));
+ Operands.push_back(SystemZOperand::createMem(MemKind, RegKind, Base, Disp,
+ Index, Length, StartLoc,
+ EndLoc));
return MatchOperand_Success;
}
RegNo = SystemZMC::GR64Regs[Reg.Num];
else if (Reg.Group == RegFP)
RegNo = SystemZMC::FP64Regs[Reg.Num];
+ else if (Reg.Group == RegV)
+ RegNo = SystemZMC::VR128Regs[Reg.Num];
else
// FIXME: Access registers aren't modelled as LLVM registers yet.
return Error(Reg.StartLoc, "invalid operand for instruction");
return false;
}
-bool SystemZAsmParser::
-ParseInstruction(ParseInstructionInfo &Info, StringRef Name, SMLoc NameLoc,
- SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+bool SystemZAsmParser::ParseInstruction(ParseInstructionInfo &Info,
+ StringRef Name, SMLoc NameLoc,
+ OperandVector &Operands) {
Operands.push_back(SystemZOperand::createToken(Name, NameLoc));
// Read the remaining operands.
return false;
}
-bool SystemZAsmParser::
-parseOperand(SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- StringRef Mnemonic) {
+bool SystemZAsmParser::parseOperand(OperandVector &Operands,
+ StringRef Mnemonic) {
// Check if the current operand has a custom associated parser, if so, try to
// custom parse the operand, or fallback to the general approach.
OperandMatchResultTy ResTy = MatchOperandParserImpl(Operands, Mnemonic);
// so we treat any plain expression as an immediate.
SMLoc StartLoc = Parser.getTok().getLoc();
unsigned Base, Index;
+ bool IsVector;
const MCExpr *Expr, *Length;
- if (parseAddress(Base, Expr, Index, Length, SystemZMC::GR64Regs, ADDR64Reg))
+ if (parseAddress(Base, Expr, Index, IsVector, Length, SystemZMC::GR64Regs,
+ ADDR64Reg))
return true;
SMLoc EndLoc =
return false;
}
-bool SystemZAsmParser::
-MatchAndEmitInstruction(SMLoc IDLoc, unsigned &Opcode,
- SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- MCStreamer &Out, unsigned &ErrorInfo,
- bool MatchingInlineAsm) {
+bool SystemZAsmParser::MatchAndEmitInstruction(SMLoc IDLoc, unsigned &Opcode,
+ OperandVector &Operands,
+ MCStreamer &Out,
+ uint64_t &ErrorInfo,
+ bool MatchingInlineAsm) {
MCInst Inst;
unsigned MatchResult;
MatchResult = MatchInstructionImpl(Operands, Inst, ErrorInfo,
MatchingInlineAsm);
switch (MatchResult) {
- default: break;
case Match_Success:
Inst.setLoc(IDLoc);
- Out.EmitInstruction(Inst, STI);
+ Out.EmitInstruction(Inst, getSTI());
return false;
case Match_MissingFeature: {
// Special case the error message for the very common case where only
// a single subtarget feature is missing
std::string Msg = "instruction requires:";
- unsigned Mask = 1;
+ uint64_t Mask = 1;
for (unsigned I = 0; I < sizeof(ErrorInfo) * 8 - 1; ++I) {
if (ErrorInfo & Mask) {
Msg += " ";
case Match_InvalidOperand: {
SMLoc ErrorLoc = IDLoc;
- if (ErrorInfo != ~0U) {
+ if (ErrorInfo != ~0ULL) {
if (ErrorInfo >= Operands.size())
return Error(IDLoc, "too few operands for instruction");
- ErrorLoc = ((SystemZOperand*)Operands[ErrorInfo])->getStartLoc();
+ ErrorLoc = ((SystemZOperand &)*Operands[ErrorInfo]).getStartLoc();
if (ErrorLoc == SMLoc())
ErrorLoc = IDLoc;
}
llvm_unreachable("Unexpected match type");
}
-SystemZAsmParser::OperandMatchResultTy SystemZAsmParser::
-parseAccessReg(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
+SystemZAsmParser::OperandMatchResultTy
+SystemZAsmParser::parseAccessReg(OperandVector &Operands) {
if (Parser.getTok().isNot(AsmToken::Percent))
return MatchOperand_NoMatch;
return MatchOperand_Success;
}
-SystemZAsmParser::OperandMatchResultTy SystemZAsmParser::
-parsePCRel(SmallVectorImpl<MCParsedAsmOperand*> &Operands,
- int64_t MinVal, int64_t MaxVal) {
+SystemZAsmParser::OperandMatchResultTy
+SystemZAsmParser::parsePCRel(OperandVector &Operands, int64_t MinVal,
+ int64_t MaxVal, bool AllowTLS) {
MCContext &Ctx = getContext();
MCStreamer &Out = getStreamer();
const MCExpr *Expr;
Error(StartLoc, "offset out of range");
return MatchOperand_ParseFail;
}
- MCSymbol *Sym = Ctx.CreateTempSymbol();
+ MCSymbol *Sym = Ctx.createTempSymbol();
Out.EmitLabel(Sym);
- const MCExpr *Base = MCSymbolRefExpr::Create(Sym, MCSymbolRefExpr::VK_None,
+ const MCExpr *Base = MCSymbolRefExpr::create(Sym, MCSymbolRefExpr::VK_None,
Ctx);
- Expr = Value == 0 ? Base : MCBinaryExpr::CreateAdd(Base, Expr, Ctx);
+ Expr = Value == 0 ? Base : MCBinaryExpr::createAdd(Base, Expr, Ctx);
+ }
+
+ // Optionally match :tls_gdcall: or :tls_ldcall: followed by a TLS symbol.
+ const MCExpr *Sym = nullptr;
+ if (AllowTLS && getLexer().is(AsmToken::Colon)) {
+ Parser.Lex();
+
+ if (Parser.getTok().isNot(AsmToken::Identifier)) {
+ Error(Parser.getTok().getLoc(), "unexpected token");
+ return MatchOperand_ParseFail;
+ }
+
+ MCSymbolRefExpr::VariantKind Kind = MCSymbolRefExpr::VK_None;
+ StringRef Name = Parser.getTok().getString();
+ if (Name == "tls_gdcall")
+ Kind = MCSymbolRefExpr::VK_TLSGD;
+ else if (Name == "tls_ldcall")
+ Kind = MCSymbolRefExpr::VK_TLSLDM;
+ else {
+ Error(Parser.getTok().getLoc(), "unknown TLS tag");
+ return MatchOperand_ParseFail;
+ }
+ Parser.Lex();
+
+ if (Parser.getTok().isNot(AsmToken::Colon)) {
+ Error(Parser.getTok().getLoc(), "unexpected token");
+ return MatchOperand_ParseFail;
+ }
+ Parser.Lex();
+
+ if (Parser.getTok().isNot(AsmToken::Identifier)) {
+ Error(Parser.getTok().getLoc(), "unexpected token");
+ return MatchOperand_ParseFail;
+ }
+
+ StringRef Identifier = Parser.getTok().getString();
+ Sym = MCSymbolRefExpr::create(Ctx.getOrCreateSymbol(Identifier),
+ Kind, Ctx);
+ Parser.Lex();
}
SMLoc EndLoc =
SMLoc::getFromPointer(Parser.getTok().getLoc().getPointer() - 1);
- Operands.push_back(SystemZOperand::createImm(Expr, StartLoc, EndLoc));
+
+ if (AllowTLS)
+ Operands.push_back(SystemZOperand::createImmTLS(Expr, Sym,
+ StartLoc, EndLoc));
+ else
+ Operands.push_back(SystemZOperand::createImm(Expr, StartLoc, EndLoc));
+
return MatchOperand_Success;
}