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-rw-r--r--lib/Target/PTX/InstPrinter/PTXInstPrinter.cpp249
1 files changed, 0 insertions, 249 deletions
diff --git a/lib/Target/PTX/InstPrinter/PTXInstPrinter.cpp b/lib/Target/PTX/InstPrinter/PTXInstPrinter.cpp
deleted file mode 100644
index 1830213267..0000000000
--- a/lib/Target/PTX/InstPrinter/PTXInstPrinter.cpp
+++ /dev/null
@@ -1,249 +0,0 @@
-//===-- PTXInstPrinter.cpp - Convert PTX MCInst to assembly syntax --------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This class prints a PTX MCInst to a .ptx file.
-//
-//===----------------------------------------------------------------------===//
-
-#define DEBUG_TYPE "asm-printer"
-#include "PTXInstPrinter.h"
-#include "MCTargetDesc/PTXBaseInfo.h"
-#include "llvm/MC/MCAsmInfo.h"
-#include "llvm/MC/MCExpr.h"
-#include "llvm/MC/MCInst.h"
-#include "llvm/MC/MCSymbol.h"
-#include "llvm/MC/MCInstrInfo.h"
-#include "llvm/ADT/APFloat.h"
-#include "llvm/ADT/StringExtras.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/raw_ostream.h"
-using namespace llvm;
-
-#include "PTXGenAsmWriter.inc"
-
-PTXInstPrinter::PTXInstPrinter(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());
-}
-
-void PTXInstPrinter::printRegName(raw_ostream &OS, unsigned RegNo) const {
- // Decode the register number into type and offset
- unsigned RegSpace = RegNo & 0x7;
- unsigned RegType = (RegNo >> 3) & 0x7;
- unsigned RegOffset = RegNo >> 6;
-
- // Print the register
- OS << "%";
-
- switch (RegSpace) {
- default:
- llvm_unreachable("Unknown register space!");
- case PTXRegisterSpace::Reg:
- switch (RegType) {
- default:
- llvm_unreachable("Unknown register type!");
- case PTXRegisterType::Pred:
- OS << "p";
- break;
- case PTXRegisterType::B16:
- OS << "rh";
- break;
- case PTXRegisterType::B32:
- OS << "r";
- break;
- case PTXRegisterType::B64:
- OS << "rd";
- break;
- case PTXRegisterType::F32:
- OS << "f";
- break;
- case PTXRegisterType::F64:
- OS << "fd";
- break;
- }
- break;
- case PTXRegisterSpace::Return:
- OS << "ret";
- break;
- case PTXRegisterSpace::Argument:
- OS << "arg";
- break;
- }
-
- OS << RegOffset;
-}
-
-void PTXInstPrinter::printInst(const MCInst *MI, raw_ostream &O,
- StringRef Annot) {
- printPredicate(MI, O);
- switch (MI->getOpcode()) {
- default:
- printInstruction(MI, O);
- break;
- case PTX::CALL:
- printCall(MI, O);
- }
- O << ";";
- printAnnotation(O, Annot);
-}
-
-void PTXInstPrinter::printPredicate(const MCInst *MI, raw_ostream &O) {
- // The last two operands are the predicate operands
- int RegIndex;
- int OpIndex;
-
- if (MI->getOpcode() == PTX::CALL) {
- RegIndex = 0;
- OpIndex = 1;
- } else {
- RegIndex = MI->getNumOperands()-2;
- OpIndex = MI->getNumOperands()-1;
- }
-
- int PredOp = MI->getOperand(OpIndex).getImm();
- if (PredOp == PTXPredicate::None)
- return;
-
- if (PredOp == PTXPredicate::Negate)
- O << '!';
- else
- O << '@';
-
- printOperand(MI, RegIndex, O);
-}
-
-void PTXInstPrinter::printCall(const MCInst *MI, raw_ostream &O) {
- O << "\tcall.uni\t";
- // The first two operands are the predicate slot
- unsigned Index = 2;
- unsigned NumRets = MI->getOperand(Index++).getImm();
-
- if (NumRets > 0) {
- O << "(";
- printOperand(MI, Index++, O);
- for (unsigned i = 1; i < NumRets; ++i) {
- O << ", ";
- printOperand(MI, Index++, O);
- }
- O << "), ";
- }
-
- const MCExpr* Expr = MI->getOperand(Index++).getExpr();
- unsigned NumArgs = MI->getOperand(Index++).getImm();
-
- // if the function call is to printf or puts, change to vprintf
- if (const MCSymbolRefExpr *SymRefExpr = dyn_cast<MCSymbolRefExpr>(Expr)) {
- const MCSymbol &Sym = SymRefExpr->getSymbol();
- if (Sym.getName() == "printf" || Sym.getName() == "puts") {
- O << "vprintf";
- } else {
- O << Sym.getName();
- }
- } else {
- O << *Expr;
- }
-
- O << ", (";
-
- if (NumArgs > 0) {
- printOperand(MI, Index++, O);
- for (unsigned i = 1; i < NumArgs; ++i) {
- O << ", ";
- printOperand(MI, Index++, O);
- }
- }
- O << ")";
-}
-
-void PTXInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
- raw_ostream &O) {
- const MCOperand &Op = MI->getOperand(OpNo);
- if (Op.isImm()) {
- O << Op.getImm();
- } else if (Op.isFPImm()) {
- double Imm = Op.getFPImm();
- APFloat FPImm(Imm);
- APInt FPIntImm = FPImm.bitcastToAPInt();
- O << "0D";
- // PTX requires us to output the full 64 bits, even if the number is zero
- if (FPIntImm.getZExtValue() > 0) {
- O << FPIntImm.toString(16, false);
- } else {
- O << "0000000000000000";
- }
- } else if (Op.isReg()) {
- printRegName(O, Op.getReg());
- } else {
- assert(Op.isExpr() && "unknown operand kind in printOperand");
- const MCExpr *Expr = Op.getExpr();
- if (const MCSymbolRefExpr *SymRefExpr = dyn_cast<MCSymbolRefExpr>(Expr)) {
- const MCSymbol &Sym = SymRefExpr->getSymbol();
- O << Sym.getName();
- } else {
- O << *Op.getExpr();
- }
- }
-}
-
-void PTXInstPrinter::printMemOperand(const MCInst *MI, unsigned OpNo,
- raw_ostream &O) {
- // By definition, operand OpNo+1 is an i32imm
- const MCOperand &Op2 = MI->getOperand(OpNo+1);
- printOperand(MI, OpNo, O);
- if (Op2.getImm() == 0)
- return; // don't print "+0"
- O << "+" << Op2.getImm();
-}
-
-void PTXInstPrinter::printRoundingMode(const MCInst *MI, unsigned OpNo,
- raw_ostream &O) {
- const MCOperand &Op = MI->getOperand(OpNo);
- assert (Op.isImm() && "Rounding modes must be immediate values");
- switch (Op.getImm()) {
- default:
- llvm_unreachable("Unknown rounding mode!");
- case PTXRoundingMode::RndDefault:
- llvm_unreachable("FP rounding-mode pass did not handle instruction!");
- case PTXRoundingMode::RndNone:
- // Do not print anything.
- break;
- case PTXRoundingMode::RndNearestEven:
- O << ".rn";
- break;
- case PTXRoundingMode::RndTowardsZero:
- O << ".rz";
- break;
- case PTXRoundingMode::RndNegInf:
- O << ".rm";
- break;
- case PTXRoundingMode::RndPosInf:
- O << ".rp";
- break;
- case PTXRoundingMode::RndApprox:
- O << ".approx";
- break;
- case PTXRoundingMode::RndNearestEvenInt:
- O << ".rni";
- break;
- case PTXRoundingMode::RndTowardsZeroInt:
- O << ".rzi";
- break;
- case PTXRoundingMode::RndNegInfInt:
- O << ".rmi";
- break;
- case PTXRoundingMode::RndPosInfInt:
- O << ".rpi";
- break;
- }
-}
-
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