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-rw-r--r--contrib/llvm/lib/Target/AArch64/InstPrinter/AArch64InstPrinter.cpp152
1 files changed, 106 insertions, 46 deletions
diff --git a/contrib/llvm/lib/Target/AArch64/InstPrinter/AArch64InstPrinter.cpp b/contrib/llvm/lib/Target/AArch64/InstPrinter/AArch64InstPrinter.cpp
index 46a1d79..96fbe3a 100644
--- a/contrib/llvm/lib/Target/AArch64/InstPrinter/AArch64InstPrinter.cpp
+++ b/contrib/llvm/lib/Target/AArch64/InstPrinter/AArch64InstPrinter.cpp
@@ -34,18 +34,13 @@ using namespace llvm;
AArch64InstPrinter::AArch64InstPrinter(const MCAsmInfo &MAI,
const MCInstrInfo &MII,
- const MCRegisterInfo &MRI,
- const MCSubtargetInfo &STI)
- : MCInstPrinter(MAI, MII, MRI) {
- // Initialize the set of available features.
- setAvailableFeatures(STI.getFeatureBits());
-}
+ const MCRegisterInfo &MRI)
+ : MCInstPrinter(MAI, MII, MRI) {}
AArch64AppleInstPrinter::AArch64AppleInstPrinter(const MCAsmInfo &MAI,
const MCInstrInfo &MII,
- const MCRegisterInfo &MRI,
- const MCSubtargetInfo &STI)
- : AArch64InstPrinter(MAI, MII, MRI, STI) {}
+ const MCRegisterInfo &MRI)
+ : AArch64InstPrinter(MAI, MII, MRI) {}
void AArch64InstPrinter::printRegName(raw_ostream &OS, unsigned RegNo) const {
// This is for .cfi directives.
@@ -53,7 +48,8 @@ void AArch64InstPrinter::printRegName(raw_ostream &OS, unsigned RegNo) const {
}
void AArch64InstPrinter::printInst(const MCInst *MI, raw_ostream &O,
- StringRef Annot) {
+ StringRef Annot,
+ const MCSubtargetInfo &STI) {
// Check for special encodings and print the canonical alias instead.
unsigned Opcode = MI->getOpcode();
@@ -166,11 +162,23 @@ void AArch64InstPrinter::printInst(const MCInst *MI, raw_ostream &O,
int ImmR = MI->getOperand(3).getImm();
int ImmS = MI->getOperand(4).getImm();
- // BFI alias
- if (ImmS < ImmR) {
+ if ((Op2.getReg() == AArch64::WZR || Op2.getReg() == AArch64::XZR) &&
+ (ImmR == 0 || ImmS < ImmR)) {
+ // BFC takes precedence over its entire range, sligtly differently to BFI.
+ int BitWidth = Opcode == AArch64::BFMXri ? 64 : 32;
+ int LSB = (BitWidth - ImmR) % BitWidth;
+ int Width = ImmS + 1;
+
+ O << "\tbfc\t" << getRegisterName(Op0.getReg())
+ << ", #" << LSB << ", #" << Width;
+ printAnnotation(O, Annot);
+ return;
+ } else if (ImmS < ImmR) {
+ // BFI alias
int BitWidth = Opcode == AArch64::BFMXri ? 64 : 32;
int LSB = (BitWidth - ImmR) % BitWidth;
int Width = ImmS + 1;
+
O << "\tbfi\t" << getRegisterName(Op0.getReg()) << ", "
<< getRegisterName(Op2.getReg()) << ", #" << LSB << ", #" << Width;
printAnnotation(O, Annot);
@@ -198,20 +206,20 @@ void AArch64InstPrinter::printInst(const MCInst *MI, raw_ostream &O,
else
O << "\tmovn\t";
- O << getRegisterName(MI->getOperand(0).getReg()) << ", #"
- << *MI->getOperand(1).getExpr();
+ O << getRegisterName(MI->getOperand(0).getReg()) << ", #";
+ MI->getOperand(1).getExpr()->print(O, &MAI);
return;
}
if ((Opcode == AArch64::MOVKXi || Opcode == AArch64::MOVKWi) &&
MI->getOperand(2).isExpr()) {
- O << "\tmovk\t" << getRegisterName(MI->getOperand(0).getReg()) << ", #"
- << *MI->getOperand(2).getExpr();
+ O << "\tmovk\t" << getRegisterName(MI->getOperand(0).getReg()) << ", #";
+ MI->getOperand(2).getExpr()->print(O, &MAI);
return;
}
- if (!printAliasInstr(MI, O))
- printInstruction(MI, O);
+ if (!printAliasInstr(MI, STI, O))
+ printInstruction(MI, STI, O);
printAnnotation(O, Annot);
}
@@ -614,7 +622,8 @@ static LdStNInstrDesc *getLdStNInstrDesc(unsigned Opcode) {
}
void AArch64AppleInstPrinter::printInst(const MCInst *MI, raw_ostream &O,
- StringRef Annot) {
+ StringRef Annot,
+ const MCSubtargetInfo &STI) {
unsigned Opcode = MI->getOpcode();
StringRef Layout, Mnemonic;
@@ -624,7 +633,7 @@ void AArch64AppleInstPrinter::printInst(const MCInst *MI, raw_ostream &O,
<< getRegisterName(MI->getOperand(0).getReg(), AArch64::vreg) << ", ";
unsigned ListOpNum = IsTbx ? 2 : 1;
- printVectorList(MI, ListOpNum, O, "");
+ printVectorList(MI, ListOpNum, STI, O, "");
O << ", "
<< getRegisterName(MI->getOperand(ListOpNum + 1).getReg(), AArch64::vreg);
@@ -638,7 +647,7 @@ void AArch64AppleInstPrinter::printInst(const MCInst *MI, raw_ostream &O,
// Now onto the operands: first a vector list with possible lane
// specifier. E.g. { v0 }[2]
int OpNum = LdStDesc->ListOperand;
- printVectorList(MI, OpNum++, O, "");
+ printVectorList(MI, OpNum++, STI, O, "");
if (LdStDesc->HasLane)
O << '[' << MI->getOperand(OpNum++).getImm() << ']';
@@ -662,7 +671,7 @@ void AArch64AppleInstPrinter::printInst(const MCInst *MI, raw_ostream &O,
return;
}
- AArch64InstPrinter::printInst(MI, O, Annot);
+ AArch64InstPrinter::printInst(MI, O, Annot, STI);
}
bool AArch64InstPrinter::printSysAlias(const MCInst *MI, raw_ostream &O) {
@@ -889,6 +898,7 @@ bool AArch64InstPrinter::printSysAlias(const MCInst *MI, raw_ostream &O) {
}
void AArch64InstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
const MCOperand &Op = MI->getOperand(OpNo);
if (Op.isReg()) {
@@ -898,11 +908,12 @@ void AArch64InstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
O << '#' << Op.getImm();
} else {
assert(Op.isExpr() && "unknown operand kind in printOperand");
- O << *Op.getExpr();
+ Op.getExpr()->print(O, &MAI);
}
}
void AArch64InstPrinter::printHexImm(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
const MCOperand &Op = MI->getOperand(OpNo);
O << format("#%#llx", Op.getImm());
@@ -922,6 +933,7 @@ void AArch64InstPrinter::printPostIncOperand(const MCInst *MI, unsigned OpNo,
}
void AArch64InstPrinter::printVRegOperand(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
const MCOperand &Op = MI->getOperand(OpNo);
assert(Op.isReg() && "Non-register vreg operand!");
@@ -930,6 +942,7 @@ void AArch64InstPrinter::printVRegOperand(const MCInst *MI, unsigned OpNo,
}
void AArch64InstPrinter::printSysCROperand(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
const MCOperand &Op = MI->getOperand(OpNo);
assert(Op.isImm() && "System instruction C[nm] operands must be immediates!");
@@ -937,6 +950,7 @@ void AArch64InstPrinter::printSysCROperand(const MCInst *MI, unsigned OpNo,
}
void AArch64InstPrinter::printAddSubImm(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
const MCOperand &MO = MI->getOperand(OpNum);
if (MO.isImm()) {
@@ -946,18 +960,19 @@ void AArch64InstPrinter::printAddSubImm(const MCInst *MI, unsigned OpNum,
AArch64_AM::getShiftValue(MI->getOperand(OpNum + 1).getImm());
O << '#' << Val;
if (Shift != 0)
- printShifter(MI, OpNum + 1, O);
+ printShifter(MI, OpNum + 1, STI, O);
if (CommentStream)
*CommentStream << '=' << (Val << Shift) << '\n';
} else {
assert(MO.isExpr() && "Unexpected operand type!");
- O << *MO.getExpr();
- printShifter(MI, OpNum + 1, O);
+ MO.getExpr()->print(O, &MAI);
+ printShifter(MI, OpNum + 1, STI, O);
}
}
void AArch64InstPrinter::printLogicalImm32(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
uint64_t Val = MI->getOperand(OpNum).getImm();
O << "#0x";
@@ -965,6 +980,7 @@ void AArch64InstPrinter::printLogicalImm32(const MCInst *MI, unsigned OpNum,
}
void AArch64InstPrinter::printLogicalImm64(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
uint64_t Val = MI->getOperand(OpNum).getImm();
O << "#0x";
@@ -972,6 +988,7 @@ void AArch64InstPrinter::printLogicalImm64(const MCInst *MI, unsigned OpNum,
}
void AArch64InstPrinter::printShifter(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
unsigned Val = MI->getOperand(OpNum).getImm();
// LSL #0 should not be printed.
@@ -983,18 +1000,21 @@ void AArch64InstPrinter::printShifter(const MCInst *MI, unsigned OpNum,
}
void AArch64InstPrinter::printShiftedRegister(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
O << getRegisterName(MI->getOperand(OpNum).getReg());
- printShifter(MI, OpNum + 1, O);
+ printShifter(MI, OpNum + 1, STI, O);
}
void AArch64InstPrinter::printExtendedRegister(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
O << getRegisterName(MI->getOperand(OpNum).getReg());
- printArithExtend(MI, OpNum + 1, O);
+ printArithExtend(MI, OpNum + 1, STI, O);
}
void AArch64InstPrinter::printArithExtend(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
unsigned Val = MI->getOperand(OpNum).getImm();
AArch64_AM::ShiftExtendType ExtType = AArch64_AM::getArithExtendType(Val);
@@ -1038,24 +1058,28 @@ void AArch64InstPrinter::printMemExtend(const MCInst *MI, unsigned OpNum,
}
void AArch64InstPrinter::printCondCode(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
AArch64CC::CondCode CC = (AArch64CC::CondCode)MI->getOperand(OpNum).getImm();
O << AArch64CC::getCondCodeName(CC);
}
void AArch64InstPrinter::printInverseCondCode(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
AArch64CC::CondCode CC = (AArch64CC::CondCode)MI->getOperand(OpNum).getImm();
O << AArch64CC::getCondCodeName(AArch64CC::getInvertedCondCode(CC));
}
void AArch64InstPrinter::printAMNoIndex(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
O << '[' << getRegisterName(MI->getOperand(OpNum).getReg()) << ']';
}
template<int Scale>
void AArch64InstPrinter::printImmScale(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
O << '#' << Scale * MI->getOperand(OpNum).getImm();
}
@@ -1067,7 +1091,7 @@ void AArch64InstPrinter::printUImm12Offset(const MCInst *MI, unsigned OpNum,
O << "#" << (MO.getImm() * Scale);
} else {
assert(MO.isExpr() && "Unexpected operand type!");
- O << *MO.getExpr();
+ MO.getExpr()->print(O, &MAI);
}
}
@@ -1079,16 +1103,19 @@ void AArch64InstPrinter::printAMIndexedWB(const MCInst *MI, unsigned OpNum,
O << ", #" << (MO1.getImm() * Scale);
} else {
assert(MO1.isExpr() && "Unexpected operand type!");
- O << ", " << *MO1.getExpr();
+ O << ", ";
+ MO1.getExpr()->print(O, &MAI);
}
O << ']';
}
void AArch64InstPrinter::printPrefetchOp(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
unsigned prfop = MI->getOperand(OpNum).getImm();
bool Valid;
- StringRef Name = AArch64PRFM::PRFMMapper().toString(prfop, Valid);
+ StringRef Name =
+ AArch64PRFM::PRFMMapper().toString(prfop, STI.getFeatureBits(), Valid);
if (Valid)
O << Name;
else
@@ -1096,6 +1123,7 @@ void AArch64InstPrinter::printPrefetchOp(const MCInst *MI, unsigned OpNum,
}
void AArch64InstPrinter::printFPImmOperand(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
const MCOperand &MO = MI->getOperand(OpNum);
float FPImm =
@@ -1150,7 +1178,25 @@ static unsigned getNextVectorRegister(unsigned Reg, unsigned Stride = 1) {
return Reg;
}
+template<unsigned size>
+void AArch64InstPrinter::printGPRSeqPairsClassOperand(const MCInst *MI,
+ unsigned OpNum,
+ const MCSubtargetInfo &STI,
+ raw_ostream &O) {
+ static_assert(size == 64 || size == 32,
+ "Template parameter must be either 32 or 64");
+ unsigned Reg = MI->getOperand(OpNum).getReg();
+
+ unsigned Sube = (size == 32) ? AArch64::sube32 : AArch64::sube64;
+ unsigned Subo = (size == 32) ? AArch64::subo32 : AArch64::subo64;
+
+ unsigned Even = MRI.getSubReg(Reg, Sube);
+ unsigned Odd = MRI.getSubReg(Reg, Subo);
+ O << getRegisterName(Even) << ", " << getRegisterName(Odd);
+}
+
void AArch64InstPrinter::printVectorList(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O,
StringRef LayoutSuffix) {
unsigned Reg = MI->getOperand(OpNum).getReg();
@@ -1193,14 +1239,17 @@ void AArch64InstPrinter::printVectorList(const MCInst *MI, unsigned OpNum,
O << " }";
}
-void AArch64InstPrinter::printImplicitlyTypedVectorList(const MCInst *MI,
- unsigned OpNum,
- raw_ostream &O) {
- printVectorList(MI, OpNum, O, "");
+void
+AArch64InstPrinter::printImplicitlyTypedVectorList(const MCInst *MI,
+ unsigned OpNum,
+ const MCSubtargetInfo &STI,
+ raw_ostream &O) {
+ printVectorList(MI, OpNum, STI, O, "");
}
template <unsigned NumLanes, char LaneKind>
void AArch64InstPrinter::printTypedVectorList(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
std::string Suffix(".");
if (NumLanes)
@@ -1208,15 +1257,17 @@ void AArch64InstPrinter::printTypedVectorList(const MCInst *MI, unsigned OpNum,
else
Suffix += LaneKind;
- printVectorList(MI, OpNum, O, Suffix);
+ printVectorList(MI, OpNum, STI, O, Suffix);
}
void AArch64InstPrinter::printVectorIndex(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
O << "[" << MI->getOperand(OpNum).getImm() << "]";
}
void AArch64InstPrinter::printAlignedLabel(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
const MCOperand &Op = MI->getOperand(OpNum);
@@ -1231,16 +1282,17 @@ void AArch64InstPrinter::printAlignedLabel(const MCInst *MI, unsigned OpNum,
const MCConstantExpr *BranchTarget =
dyn_cast<MCConstantExpr>(MI->getOperand(OpNum).getExpr());
int64_t Address;
- if (BranchTarget && BranchTarget->EvaluateAsAbsolute(Address)) {
+ if (BranchTarget && BranchTarget->evaluateAsAbsolute(Address)) {
O << "0x";
O.write_hex(Address);
} else {
// Otherwise, just print the expression.
- O << *MI->getOperand(OpNum).getExpr();
+ MI->getOperand(OpNum).getExpr()->print(O, &MAI);
}
}
void AArch64InstPrinter::printAdrpLabel(const MCInst *MI, unsigned OpNum,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
const MCOperand &Op = MI->getOperand(OpNum);
@@ -1252,10 +1304,11 @@ void AArch64InstPrinter::printAdrpLabel(const MCInst *MI, unsigned OpNum,
}
// Otherwise, just print the expression.
- O << *MI->getOperand(OpNum).getExpr();
+ MI->getOperand(OpNum).getExpr()->print(O, &MAI);
}
void AArch64InstPrinter::printBarrierOption(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
unsigned Val = MI->getOperand(OpNo).getImm();
unsigned Opcode = MI->getOpcode();
@@ -1263,9 +1316,11 @@ void AArch64InstPrinter::printBarrierOption(const MCInst *MI, unsigned OpNo,
bool Valid;
StringRef Name;
if (Opcode == AArch64::ISB)
- Name = AArch64ISB::ISBMapper().toString(Val, Valid);
+ Name = AArch64ISB::ISBMapper().toString(Val, STI.getFeatureBits(),
+ Valid);
else
- Name = AArch64DB::DBarrierMapper().toString(Val, Valid);
+ Name = AArch64DB::DBarrierMapper().toString(Val, STI.getFeatureBits(),
+ Valid);
if (Valid)
O << Name;
else
@@ -1273,31 +1328,35 @@ void AArch64InstPrinter::printBarrierOption(const MCInst *MI, unsigned OpNo,
}
void AArch64InstPrinter::printMRSSystemRegister(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
unsigned Val = MI->getOperand(OpNo).getImm();
- auto Mapper = AArch64SysReg::MRSMapper(getAvailableFeatures());
- std::string Name = Mapper.toString(Val);
+ auto Mapper = AArch64SysReg::MRSMapper();
+ std::string Name = Mapper.toString(Val, STI.getFeatureBits());
O << StringRef(Name).upper();
}
void AArch64InstPrinter::printMSRSystemRegister(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
unsigned Val = MI->getOperand(OpNo).getImm();
- auto Mapper = AArch64SysReg::MSRMapper(getAvailableFeatures());
- std::string Name = Mapper.toString(Val);
+ auto Mapper = AArch64SysReg::MSRMapper();
+ std::string Name = Mapper.toString(Val, STI.getFeatureBits());
O << StringRef(Name).upper();
}
void AArch64InstPrinter::printSystemPStateField(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
unsigned Val = MI->getOperand(OpNo).getImm();
bool Valid;
- StringRef Name = AArch64PState::PStateMapper().toString(Val, Valid);
+ StringRef Name =
+ AArch64PState::PStateMapper().toString(Val, STI.getFeatureBits(), Valid);
if (Valid)
O << StringRef(Name.str()).upper();
else
@@ -1305,6 +1364,7 @@ void AArch64InstPrinter::printSystemPStateField(const MCInst *MI, unsigned OpNo,
}
void AArch64InstPrinter::printSIMDType10Operand(const MCInst *MI, unsigned OpNo,
+ const MCSubtargetInfo &STI,
raw_ostream &O) {
unsigned RawVal = MI->getOperand(OpNo).getImm();
uint64_t Val = AArch64_AM::decodeAdvSIMDModImmType10(RawVal);
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