#include "AMDGPUInstPrinter.h"
#include "MCTargetDesc/AMDGPUMCTargetDesc.h"
+#include "SIDefines.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCInst.h"
+#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/Support/MathExtras.h"
using namespace llvm;
void AMDGPUInstPrinter::printInst(const MCInst *MI, raw_ostream &OS,
- StringRef Annot) {
+ StringRef Annot, const MCSubtargetInfo &STI) {
OS.flush();
printInstruction(MI, OS);
O << formatHex(MI->getOperand(OpNo).getImm() & 0xffffffff);
}
+void AMDGPUInstPrinter::printU8ImmDecOperand(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ O << formatDec(MI->getOperand(OpNo).getImm() & 0xff);
+}
+
+void AMDGPUInstPrinter::printU16ImmDecOperand(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ O << formatDec(MI->getOperand(OpNo).getImm() & 0xffff);
+}
+
void AMDGPUInstPrinter::printOffen(const MCInst *MI, unsigned OpNo,
raw_ostream &O) {
if (MI->getOperand(OpNo).getImm())
raw_ostream &O) {
if (MI->getOperand(OpNo).getImm()) {
O << " offset:";
- printU16ImmOperand(MI, OpNo, O);
+ printU16ImmDecOperand(MI, OpNo, O);
+ }
+}
+
+void AMDGPUInstPrinter::printDSOffset(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ uint16_t Imm = MI->getOperand(OpNo).getImm();
+ if (Imm != 0) {
+ O << " offset:";
+ printU16ImmDecOperand(MI, OpNo, O);
}
}
+void AMDGPUInstPrinter::printDSOffset0(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ if (MI->getOperand(OpNo).getImm()) {
+ O << " offset0:";
+ printU8ImmDecOperand(MI, OpNo, O);
+ }
+}
+
+void AMDGPUInstPrinter::printDSOffset1(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ if (MI->getOperand(OpNo).getImm()) {
+ O << " offset1:";
+ printU8ImmDecOperand(MI, OpNo, O);
+ }
+}
+
+void AMDGPUInstPrinter::printGDS(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ if (MI->getOperand(OpNo).getImm())
+ O << " gds";
+}
+
void AMDGPUInstPrinter::printGLC(const MCInst *MI, unsigned OpNo,
raw_ostream &O) {
if (MI->getOperand(OpNo).getImm())
O << " tfe";
}
-void AMDGPUInstPrinter::printRegOperand(unsigned reg, raw_ostream &O) {
+void AMDGPUInstPrinter::printRegOperand(unsigned reg, raw_ostream &O,
+ const MCRegisterInfo &MRI) {
switch (reg) {
case AMDGPU::VCC:
O << "vcc";
O << Type << '[' << RegIdx << ':' << (RegIdx + NumRegs - 1) << ']';
}
-void AMDGPUInstPrinter::printImmediate(uint32_t Imm, raw_ostream &O) {
+void AMDGPUInstPrinter::printVOPDst(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ if (MII.get(MI->getOpcode()).TSFlags & SIInstrFlags::VOP3)
+ O << "_e64 ";
+ else
+ O << "_e32 ";
+
+ printOperand(MI, OpNo, O);
+}
+
+void AMDGPUInstPrinter::printImmediate32(uint32_t Imm, raw_ostream &O) {
int32_t SImm = static_cast<int32_t>(Imm);
if (SImm >= -16 && SImm <= 64) {
O << SImm;
O << "4.0";
else if (Imm == FloatToBits(-4.0f))
O << "-4.0";
- else {
+ else
O << formatHex(static_cast<uint64_t>(Imm));
+}
+
+void AMDGPUInstPrinter::printImmediate64(uint64_t Imm, raw_ostream &O) {
+ int64_t SImm = static_cast<int64_t>(Imm);
+ if (SImm >= -16 && SImm <= 64) {
+ O << SImm;
+ return;
}
+
+ if (Imm == DoubleToBits(0.0))
+ O << "0.0";
+ else if (Imm == DoubleToBits(1.0))
+ O << "1.0";
+ else if (Imm == DoubleToBits(-1.0))
+ O << "-1.0";
+ else if (Imm == DoubleToBits(0.5))
+ O << "0.5";
+ else if (Imm == DoubleToBits(-0.5))
+ O << "-0.5";
+ else if (Imm == DoubleToBits(2.0))
+ O << "2.0";
+ else if (Imm == DoubleToBits(-2.0))
+ O << "-2.0";
+ else if (Imm == DoubleToBits(4.0))
+ O << "4.0";
+ else if (Imm == DoubleToBits(-4.0))
+ O << "-4.0";
+ else
+ llvm_unreachable("64-bit literal constants not supported");
}
void AMDGPUInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
break;
default:
- printRegOperand(Op.getReg(), O);
+ printRegOperand(Op.getReg(), O, MRI);
break;
}
} else if (Op.isImm()) {
- printImmediate(Op.getImm(), O);
+ const MCInstrDesc &Desc = MII.get(MI->getOpcode());
+ int RCID = Desc.OpInfo[OpNo].RegClass;
+ if (RCID != -1) {
+ const MCRegisterClass &ImmRC = MRI.getRegClass(RCID);
+ if (ImmRC.getSize() == 4)
+ printImmediate32(Op.getImm(), O);
+ else if (ImmRC.getSize() == 8)
+ printImmediate64(Op.getImm(), O);
+ else
+ llvm_unreachable("Invalid register class size");
+ } else if (Desc.OpInfo[OpNo].OperandType == MCOI::OPERAND_IMMEDIATE) {
+ printImmediate32(Op.getImm(), O);
+ } else {
+ // We hit this for the immediate instruction bits that don't yet have a
+ // custom printer.
+ // TODO: Eventually this should be unnecessary.
+ O << formatDec(Op.getImm());
+ }
} else if (Op.isFPImm()) {
-
// We special case 0.0 because otherwise it will be printed as an integer.
if (Op.getFPImm() == 0.0)
O << "0.0";
- else
- printImmediate(FloatToBits(Op.getFPImm()), O);
+ else {
+ const MCInstrDesc &Desc = MII.get(MI->getOpcode());
+ const MCRegisterClass &ImmRC = MRI.getRegClass(Desc.OpInfo[OpNo].RegClass);
+
+ if (ImmRC.getSize() == 4)
+ printImmediate32(FloatToBits(Op.getFPImm()), O);
+ else if (ImmRC.getSize() == 8)
+ printImmediate64(DoubleToBits(Op.getFPImm()), O);
+ else
+ llvm_unreachable("Invalid register class size");
+ }
} else if (Op.isExpr()) {
const MCExpr *Exp = Op.getExpr();
Exp->print(O);
void AMDGPUInstPrinter::printOperandAndMods(const MCInst *MI, unsigned OpNo,
raw_ostream &O) {
unsigned InputModifiers = MI->getOperand(OpNo).getImm();
- if (InputModifiers & 0x1)
+ if (InputModifiers & SISrcMods::NEG)
O << '-';
- if (InputModifiers & 0x2)
+ if (InputModifiers & SISrcMods::ABS)
O << '|';
printOperand(MI, OpNo + 1, O);
- if (InputModifiers & 0x2)
+ if (InputModifiers & SISrcMods::ABS)
O << '|';
}
printIfSet(MI, OpNo, O, "_SAT");
}
+void AMDGPUInstPrinter::printClampSI(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ if (MI->getOperand(OpNo).getImm())
+ O << " clamp";
+}
+
+void AMDGPUInstPrinter::printOModSI(const MCInst *MI, unsigned OpNo,
+ raw_ostream &O) {
+ int Imm = MI->getOperand(OpNo).getImm();
+ if (Imm == SIOutMods::MUL2)
+ O << " mul:2";
+ else if (Imm == SIOutMods::MUL4)
+ O << " mul:4";
+ else if (Imm == SIOutMods::DIV2)
+ O << " div:2";
+}
+
void AMDGPUInstPrinter::printLiteral(const MCInst *MI, unsigned OpNo,
raw_ostream &O) {
int32_t Imm = MI->getOperand(OpNo).getImm();
unsigned Vmcnt = SImm16 & 0xF;
unsigned Expcnt = (SImm16 >> 4) & 0xF;
unsigned Lgkmcnt = (SImm16 >> 8) & 0xF;
- if (Vmcnt != 0xF)
- O << "vmcnt(" << Vmcnt << ") ";
- if (Expcnt != 0x7)
- O << "expcnt(" << Expcnt << ") ";
- if (Lgkmcnt != 0x7)
+
+ bool NeedSpace = false;
+
+ if (Vmcnt != 0xF) {
+ O << "vmcnt(" << Vmcnt << ')';
+ NeedSpace = true;
+ }
+
+ if (Expcnt != 0x7) {
+ if (NeedSpace)
+ O << ' ';
+ O << "expcnt(" << Expcnt << ')';
+ NeedSpace = true;
+ }
+
+ if (Lgkmcnt != 0x7) {
+ if (NeedSpace)
+ O << ' ';
O << "lgkmcnt(" << Lgkmcnt << ')';
+ }
}
#include "AMDGPUGenAsmWriter.inc"