Mercurial > hg > truffle
view graal/com.oracle.graal.compiler.ptx/src/com/oracle/graal/compiler/ptx/PTXLIRGenerator.java @ 18780:f4d78e4a878d
Truffle-DSL: fixed create method should have the same visibility as its originating constructor. (GRAAL-365 #resolve)
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 05 Jan 2015 20:23:22 +0100 |
parents | 59e65d3aa2fc |
children | 5e80dd2f1783 |
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/* * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.compiler.ptx; import static com.oracle.graal.api.code.ValueUtil.*; import static com.oracle.graal.lir.ptx.PTXArithmetic.*; import static com.oracle.graal.lir.ptx.PTXBitManipulationOp.IntrinsicOpcode.*; import static com.oracle.graal.lir.ptx.PTXCompare.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.asm.*; import com.oracle.graal.compiler.common.*; import com.oracle.graal.compiler.common.calc.*; import com.oracle.graal.compiler.common.spi.*; import com.oracle.graal.lir.*; import com.oracle.graal.lir.StandardOp.JumpOp; import com.oracle.graal.lir.gen.*; import com.oracle.graal.lir.ptx.*; import com.oracle.graal.lir.ptx.PTXArithmetic.ConvertOp; import com.oracle.graal.lir.ptx.PTXArithmetic.Op1Stack; import com.oracle.graal.lir.ptx.PTXArithmetic.Op2Reg; import com.oracle.graal.lir.ptx.PTXArithmetic.Op2Stack; import com.oracle.graal.lir.ptx.PTXArithmetic.ShiftOp; import com.oracle.graal.lir.ptx.PTXCompare.CompareOp; import com.oracle.graal.lir.ptx.PTXControlFlow.BranchOp; import com.oracle.graal.lir.ptx.PTXControlFlow.CondMoveOp; import com.oracle.graal.lir.ptx.PTXControlFlow.FloatCondMoveOp; import com.oracle.graal.lir.ptx.PTXControlFlow.ReturnNoValOp; import com.oracle.graal.lir.ptx.PTXControlFlow.ReturnOp; import com.oracle.graal.lir.ptx.PTXControlFlow.StrategySwitchOp; import com.oracle.graal.lir.ptx.PTXControlFlow.TableSwitchOp; import com.oracle.graal.lir.ptx.PTXMemOp.LoadOp; import com.oracle.graal.lir.ptx.PTXMemOp.LoadParamOp; import com.oracle.graal.lir.ptx.PTXMemOp.LoadReturnAddrOp; import com.oracle.graal.lir.ptx.PTXMemOp.StoreOp; import com.oracle.graal.lir.ptx.PTXMemOp.StoreReturnValOp; import com.oracle.graal.lir.ptx.PTXMove.MoveFromRegOp; import com.oracle.graal.lir.ptx.PTXMove.MoveToRegOp; import com.oracle.graal.phases.util.*; /** * This class implements the PTX specific portion of the LIR generator. */ public class PTXLIRGenerator extends LIRGenerator { // Number of the predicate register that can be used when needed. // This value will be recorded and incremented in the LIR instruction // that sets a predicate register. (e.g., CompareOp) private int nextPredRegNum; public static final ForeignCallDescriptor ARITHMETIC_FREM = new ForeignCallDescriptor("arithmeticFrem", float.class, float.class, float.class); public static final ForeignCallDescriptor ARITHMETIC_DREM = new ForeignCallDescriptor("arithmeticDrem", double.class, double.class, double.class); public static class PTXSpillMoveFactory implements LIR.SpillMoveFactory { @Override public LIRInstruction createMove(AllocatableValue result, Value input) { throw GraalInternalError.unimplemented("PTXSpillMoveFactory.createMove()"); } } public PTXLIRGenerator(LIRKindTool lirKindTool, Providers providers, CallingConvention cc, LIRGenerationResult lirGenRes) { super(lirKindTool, providers, cc, lirGenRes); lirGenRes.getLIR().setSpillMoveFactory(new PTXSpillMoveFactory()); int callVariables = cc.getArgumentCount() + (cc.getReturn().equals(Value.ILLEGAL) ? 0 : 1); lirGenRes.getLIR().setFirstVariableNumber(callVariables); nextPredRegNum = 0; } public int getNextPredRegNumber() { return nextPredRegNum; } @Override public boolean canInlineConstant(JavaConstant c) { switch (c.getKind()) { case Long: return NumUtil.isInt(c.asLong()) && !getCodeCache().needsDataPatch(c); case Object: return c.isNull(); default: return true; } } public Variable emitWarpParam(Kind kind, Warp annotation) { Variable result = newVariable(target().getLIRKind(kind)); Variable tid = newVariable(LIRKind.value(Kind.Char)); switch (annotation.dimension()) { case X: tid.setName("%tid.x"); break; case Y: tid.setName("%tid.y"); break; case Z: tid.setName("%tid.y"); break; } emitMove(result, tid); return result; } @Override public void emitMove(AllocatableValue dst, Value src) { if (isRegister(src) || isStackSlotValue(dst)) { append(new MoveFromRegOp(dst, src)); } else { append(new MoveToRegOp(dst, src)); } } @Override public void emitData(AllocatableValue dst, byte[] data) { throw GraalInternalError.unimplemented(); } @Override public PTXAddressValue emitAddress(Value base, long displacement, Value index, int scale) { AllocatableValue baseRegister; long finalDisp = displacement; if (isConstant(base)) { if (asConstant(base).isNull()) { baseRegister = Value.ILLEGAL; } else if (asConstant(base).getKind() != Kind.Object && !getCodeCache().needsDataPatch(asConstant(base))) { finalDisp += asConstant(base).asLong(); baseRegister = Value.ILLEGAL; } else { baseRegister = load(base); } } else if (base.equals(Value.ILLEGAL)) { baseRegister = Value.ILLEGAL; } else { baseRegister = asAllocatable(base); } if (!index.equals(Value.ILLEGAL)) { if (isConstant(index)) { finalDisp += asConstant(index).asLong() * scale; } else { Value convertedIndex; Value indexRegister; convertedIndex = emitSignExtend(index, 32, 64); if (scale != 1) { if (CodeUtil.isPowerOf2(scale)) { indexRegister = emitShl(convertedIndex, JavaConstant.forInt(CodeUtil.log2(scale))); } else { indexRegister = emitMul(convertedIndex, JavaConstant.forInt(scale)); } } else { indexRegister = convertedIndex; } if (baseRegister.equals(Value.ILLEGAL)) { baseRegister = asAllocatable(indexRegister); } else { Variable longBaseRegister = newVariable(LIRKind.derivedReference(Kind.Long)); emitMove(longBaseRegister, baseRegister); baseRegister = emitAdd(longBaseRegister, indexRegister); } } } LIRKind resultKind = getAddressKind(base, displacement, index); return new PTXAddressValue(resultKind, baseRegister, finalDisp); } private PTXAddressValue asAddress(Value address) { assert address != null; if (address instanceof PTXAddressValue) { return (PTXAddressValue) address; } else { return emitAddress(address, 0, Value.ILLEGAL, 0); } } @Override public Variable emitLoad(LIRKind kind, Value address, LIRFrameState state) { PTXAddressValue loadAddress = asAddress(address); Variable result = newVariable(kind); append(new LoadOp((Kind) kind.getPlatformKind(), result, loadAddress, state)); return result; } @Override public void emitStore(LIRKind kind, Value address, Value inputVal, LIRFrameState state) { PTXAddressValue storeAddress = asAddress(address); Variable input = load(inputVal); append(new StoreOp((Kind) kind.getPlatformKind(), storeAddress, input, state)); } @Override public Variable emitAddress(StackSlotValue address) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitAddress()"); } @Override public void emitJump(LabelRef label) { append(new JumpOp(label)); } @Override public void emitCompareBranch(PlatformKind cmpKind, Value left, Value right, Condition cond, boolean unorderedIsTrue, LabelRef trueDestination, LabelRef falseDestination, double trueDestinationProbability) { switch (left.getKind().getStackKind()) { case Int: append(new CompareOp(ICMP, cond, left, right, nextPredRegNum)); append(new BranchOp(cond, trueDestination, falseDestination, nextPredRegNum++)); break; case Long: append(new CompareOp(LCMP, cond, left, right, nextPredRegNum)); append(new BranchOp(cond, trueDestination, falseDestination, nextPredRegNum++)); break; case Float: append(new CompareOp(FCMP, cond, left, right, nextPredRegNum)); append(new BranchOp(cond, trueDestination, falseDestination, nextPredRegNum++)); break; case Double: append(new CompareOp(DCMP, cond, left, right, nextPredRegNum)); append(new BranchOp(cond, trueDestination, falseDestination, nextPredRegNum++)); break; case Object: append(new CompareOp(ACMP, cond, left, right, nextPredRegNum)); append(new BranchOp(cond, trueDestination, falseDestination, nextPredRegNum++)); break; default: throw GraalInternalError.shouldNotReachHere("" + left.getKind()); } } @Override public void emitOverflowCheckBranch(LabelRef overflow, LabelRef noOverflow, double overflowProbability) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitOverflowCheckBranch()"); } @Override public void emitIntegerTestBranch(Value left, Value right, LabelRef trueDestination, LabelRef falseDestination, double trueDestinationProbability) { // / emitIntegerTest(left, right); // append(new BranchOp(negated ? Condition.NE : Condition.EQ, label)); throw GraalInternalError.unimplemented("emitIntegerTestBranch()"); } @Override public Variable emitConditionalMove(PlatformKind cmpKind, Value left, Value right, Condition cond, boolean unorderedIsTrue, Value trueValue, Value falseValue) { Condition finalCondition = LIRValueUtil.isVariable(right) ? cond.mirror() : cond; emitCompare(finalCondition, left, right); Variable result = newVariable(trueValue.getLIRKind()); switch (left.getKind().getStackKind()) { case Int: case Long: case Object: append(new CondMoveOp(result, finalCondition, load(trueValue), loadNonConst(falseValue), nextPredRegNum)); nextPredRegNum++; break; case Float: case Double: append(new FloatCondMoveOp(result, finalCondition, unorderedIsTrue, load(trueValue), load(falseValue), nextPredRegNum)); nextPredRegNum++; break; default: throw GraalInternalError.shouldNotReachHere("" + left.getKind()); } return result; } /** * This method emits the compare instruction, and may reorder the operands. It returns true if * it did so. * * @param a the left operand of the comparison * @param b the right operand of the comparison * @return true if the left and right operands were switched, false otherwise */ private boolean emitCompare(Condition cond, Value a, Value b) { Variable left; Value right; boolean mirrored; if (LIRValueUtil.isVariable(b)) { left = load(b); right = loadNonConst(a); mirrored = true; } else { left = load(a); right = loadNonConst(b); mirrored = false; } switch (left.getKind().getStackKind()) { case Int: append(new CompareOp(ICMP, cond, left, right, nextPredRegNum)); break; case Long: append(new CompareOp(LCMP, cond, left, right, nextPredRegNum)); break; case Object: append(new CompareOp(ACMP, cond, left, right, nextPredRegNum)); break; case Float: append(new CompareOp(FCMP, cond, left, right, nextPredRegNum)); break; case Double: append(new CompareOp(DCMP, cond, left, right, nextPredRegNum)); break; default: throw GraalInternalError.shouldNotReachHere(); } return mirrored; } @Override public Variable emitIntegerTestMove(Value left, Value right, Value trueValue, Value falseValue) { emitIntegerTest(left, right); Variable result = newVariable(trueValue.getLIRKind()); append(new CondMoveOp(result, Condition.EQ, load(trueValue), loadNonConst(falseValue), nextPredRegNum)); nextPredRegNum++; return result; } private void emitIntegerTest(Value a, Value b) { assert a.getKind().isNumericInteger(); if (LIRValueUtil.isVariable(b)) { append(new PTXTestOp(load(b), loadNonConst(a), nextPredRegNum)); } else { append(new PTXTestOp(load(a), loadNonConst(b), nextPredRegNum)); } } @Override public Variable emitNegate(Value input) { Variable result = newVariable(LIRKind.derive(input)); switch (input.getKind()) { case Int: append(new Op1Stack(INEG, result, input)); break; case Float: append(new Op1Stack(FNEG, result, input)); break; case Double: append(new Op1Stack(DNEG, result, input)); break; default: throw GraalInternalError.shouldNotReachHere(); } return result; } @Override public Variable emitNot(Value input) { Variable result = newVariable(LIRKind.derive(input)); switch (input.getKind()) { case Int: append(new Op1Stack(INOT, result, input)); break; case Long: append(new Op1Stack(LNOT, result, input)); break; default: throw GraalInternalError.shouldNotReachHere(); } return result; } @Override public Variable emitAdd(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b)); switch (a.getKind()) { case Int: append(new Op2Stack(IADD, result, a, loadNonConst(b))); break; case Long: append(new Op2Stack(LADD, result, a, loadNonConst(b))); break; case Float: append(new Op2Stack(FADD, result, a, loadNonConst(b))); break; case Double: append(new Op2Stack(DADD, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere("missing: " + a.getKind() + " prim: " + a.getKind().isPrimitive()); } return result; } @Override public Variable emitSub(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b)); switch (a.getKind()) { case Int: append(new Op2Stack(ISUB, result, a, loadNonConst(b))); break; case Long: append(new Op2Stack(LSUB, result, a, loadNonConst(b))); break; case Float: append(new Op2Stack(FSUB, result, a, loadNonConst(b))); break; case Double: append(new Op2Stack(DSUB, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere("missing: " + a.getKind()); } return result; } @Override public Variable emitMul(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b)); switch (a.getKind()) { case Int: append(new Op2Reg(IMUL, result, a, loadNonConst(b))); break; case Long: append(new Op2Reg(LMUL, result, a, loadNonConst(b))); break; case Float: append(new Op2Stack(FMUL, result, a, loadNonConst(b))); break; case Double: append(new Op2Stack(DMUL, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere("missing: " + a.getKind()); } return result; } @Override public Value emitMulHigh(Value a, Value b) { throw GraalInternalError.unimplemented(); } @Override public Value emitUMulHigh(Value a, Value b) { throw GraalInternalError.unimplemented(); } @Override public Value emitDiv(Value a, Value b, LIRFrameState state) { Variable result = newVariable(LIRKind.derive(a, b)); switch (a.getKind()) { case Int: append(new Op2Reg(IDIV, result, a, loadNonConst(b))); break; case Long: append(new Op2Reg(LDIV, result, a, loadNonConst(b))); break; case Float: append(new Op2Stack(FDIV, result, a, loadNonConst(b))); break; case Double: append(new Op2Stack(DDIV, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere("missing: " + a.getKind()); } return result; } @Override public Value emitRem(Value a, Value b, LIRFrameState state) { Variable result = newVariable(LIRKind.derive(a, b)); switch (a.getKind()) { case Int: append(new Op2Reg(IREM, result, a, loadNonConst(b))); break; case Long: append(new Op2Reg(LREM, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere("missing: " + a.getKind()); } return result; } @Override public Variable emitUDiv(Value a, Value b, LIRFrameState state) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitUDiv()"); } @Override public Variable emitURem(Value a, Value b, LIRFrameState state) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitURem()"); } @Override public Variable emitAnd(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b)); switch (a.getKind()) { case Int: append(new Op2Stack(IAND, result, a, loadNonConst(b))); break; case Long: append(new Op2Stack(LAND, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere("missing: " + a.getKind()); } return result; } @Override public Variable emitOr(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b)); switch (a.getKind()) { case Int: append(new Op2Stack(IOR, result, a, loadNonConst(b))); break; case Long: append(new Op2Stack(LOR, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere("missing: " + a.getKind()); } return result; } @Override public Variable emitXor(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b)); switch (a.getKind()) { case Int: append(new Op2Stack(IXOR, result, a, loadNonConst(b))); break; case Long: append(new Op2Stack(LXOR, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere(); } return result; } @Override public Variable emitShl(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b).changeType(a.getPlatformKind())); switch (a.getKind()) { case Int: append(new Op2Stack(ISHL, result, a, loadNonConst(b))); break; case Long: append(new Op2Stack(LSHL, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere(); } return result; } @Override public Variable emitShr(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b).changeType(a.getPlatformKind())); switch (a.getKind()) { case Int: append(new Op2Stack(ISHR, result, a, loadNonConst(b))); break; case Long: append(new Op2Stack(LSHR, result, a, loadNonConst(b))); break; default: throw GraalInternalError.shouldNotReachHere(); } return result; } @Override public Variable emitUShr(Value a, Value b) { Variable result = newVariable(LIRKind.derive(a, b).changeType(a.getPlatformKind())); switch (a.getKind()) { case Int: append(new ShiftOp(IUSHR, result, a, b)); break; case Long: append(new ShiftOp(LUSHR, result, a, b)); break; default: throw GraalInternalError.shouldNotReachHere(); } return result; } public Variable emitConvertOp(Kind from, Kind to, Value inputVal) { Variable input = load(inputVal); Variable result = newVariable(LIRKind.derive(inputVal).changeType(to)); append(new ConvertOp(result, input, to, from)); return result; } @Override public Value emitFloatConvert(FloatConvert op, Value inputVal) { switch (op) { case D2F: return emitConvertOp(Kind.Double, Kind.Float, inputVal); case D2I: return emitConvertOp(Kind.Double, Kind.Int, inputVal); case D2L: return emitConvertOp(Kind.Double, Kind.Long, inputVal); case F2D: return emitConvertOp(Kind.Float, Kind.Double, inputVal); case F2I: return emitConvertOp(Kind.Float, Kind.Int, inputVal); case F2L: return emitConvertOp(Kind.Float, Kind.Long, inputVal); case I2D: return emitConvertOp(Kind.Int, Kind.Double, inputVal); case I2F: return emitConvertOp(Kind.Int, Kind.Float, inputVal); case L2D: return emitConvertOp(Kind.Long, Kind.Double, inputVal); case L2F: return emitConvertOp(Kind.Long, Kind.Float, inputVal); default: throw GraalInternalError.shouldNotReachHere(); } } @Override public Value emitNarrow(Value inputVal, int bits) { if (inputVal.getKind() == Kind.Long && bits <= 32) { return emitConvertOp(Kind.Long, Kind.Int, inputVal); } else { return inputVal; } } @Override public Value emitSignExtend(Value inputVal, int fromBits, int toBits) { assert fromBits <= toBits && toBits <= 64; if (fromBits == toBits) { return inputVal; } else if (toBits > 32) { // sign extend to 64 bits switch (fromBits) { case 8: return emitConvertOp(Kind.Byte, Kind.Long, inputVal); case 16: return emitConvertOp(Kind.Short, Kind.Long, inputVal); case 32: return emitConvertOp(Kind.Int, Kind.Long, inputVal); case 64: return inputVal; default: throw GraalInternalError.unimplemented("unsupported sign extension (" + fromBits + " bit -> " + toBits + " bit)"); } } else { // sign extend to 32 bits (smaller values are internally represented as 32 bit values) switch (fromBits) { case 8: return emitConvertOp(Kind.Byte, Kind.Int, inputVal); case 16: return emitConvertOp(Kind.Short, Kind.Int, inputVal); case 32: return inputVal; default: throw GraalInternalError.unimplemented("unsupported sign extension (" + fromBits + " bit -> " + toBits + " bit)"); } } } @Override public Value emitZeroExtend(Value inputVal, int fromBits, int toBits) { assert fromBits <= toBits && toBits <= 64; if (fromBits == toBits) { return inputVal; } else if (fromBits > 32) { assert inputVal.getKind() == Kind.Long; Variable result = newVariable(LIRKind.derive(inputVal).changeType(Kind.Long)); long mask = CodeUtil.mask(fromBits); append(new Op2Stack(LAND, result, inputVal, JavaConstant.forLong(mask))); return result; } else { assert inputVal.getKind() == Kind.Int; Variable result = newVariable(LIRKind.derive(inputVal).changeType(Kind.Int)); int mask = (int) CodeUtil.mask(fromBits); append(new Op2Stack(IAND, result, inputVal, JavaConstant.forInt(mask))); if (toBits > 32) { Variable longResult = newVariable(LIRKind.derive(inputVal).changeType(Kind.Long)); emitMove(longResult, result); return longResult; } else { return result; } } } @Override public Value emitReinterpret(LIRKind to, Value inputVal) { Variable result = newVariable(to); emitMove(result, inputVal); return result; } @Override public void emitDeoptimize(Value actionAndReason, Value speculation, LIRFrameState state) { append(new ReturnOp(Value.ILLEGAL)); } @Override public void emitMembar(int barriers) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitMembar()"); } @Override protected void emitForeignCall(ForeignCallLinkage callTarget, Value result, Value[] arguments, Value[] temps, LIRFrameState info) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitForeignCall()"); } @Override public Value emitBitCount(Value value) { Variable result = newVariable(LIRKind.derive(value).changeType(Kind.Int)); if (value.getKind().getStackKind() == Kind.Int) { append(new PTXBitManipulationOp(IPOPCNT, result, value)); } else { append(new PTXBitManipulationOp(LPOPCNT, result, value)); } return result; } @Override public Value emitBitScanForward(Value value) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitBitScanForward()"); } @Override public Value emitBitScanReverse(Value value) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitBitScanReverse()"); } @Override public Value emitMathAbs(Value input) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitMathAbs()"); } @Override public Value emitMathSqrt(Value input) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitMathSqrt()"); } @Override public Value emitMathLog(Value input, boolean base10) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitMathLog()"); } @Override public Value emitMathCos(Value input) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitMathCos()"); } @Override public Value emitMathSin(Value input) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitMathSin()"); } @Override public Value emitMathTan(Value input) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitMathTan()"); } @Override public Value emitByteSwap(Value input) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitByteSwap()"); } @Override public Value emitArrayEquals(Kind kind, Value array1, Value array2, Value length) { // TODO Auto-generated method stub throw GraalInternalError.unimplemented(); } @Override public void emitReturn(Value input) { if (input != null) { AllocatableValue operand = resultOperandFor(input.getLIRKind()); // Load the global memory address from return parameter Variable loadVar = emitLoadReturnAddress(operand.getKind(), operand, null); // Store input in global memory whose location is loadVar emitStoreReturnValue(operand.getKind(), loadVar, input, null); } emitReturnNoVal(); } void emitReturnNoVal() { append(new ReturnNoValOp()); } @Override public void emitStrategySwitch(SwitchStrategy strategy, Variable key, LabelRef[] keyTargets, LabelRef defaultTarget) { boolean needsTemp = key.getKind() == Kind.Object; append(new StrategySwitchOp(strategy, keyTargets, defaultTarget, key, needsTemp ? newVariable(key.getLIRKind()) : Value.ILLEGAL, nextPredRegNum++)); } @Override protected void emitTableSwitch(int lowKey, LabelRef defaultTarget, LabelRef[] targets, Value key) { // Making a copy of the switch value is necessary because jump table destroys the input // value Variable tmp = emitMove(key); append(new TableSwitchOp(lowKey, defaultTarget, targets, tmp, newVariable(LIRKind.value(target().wordKind)), nextPredRegNum++)); } @Override public void emitUnwind(Value operand) { throw GraalInternalError.unimplemented("PTXLIRGenerator.emitUnwind()"); } public Variable emitLoadParam(Kind kind, Value address, LIRFrameState state) { PTXAddressValue loadAddress = asAddress(address); Variable result = newVariable(target().getLIRKind(kind)); append(new LoadParamOp(kind, result, loadAddress, state)); return result; } public Variable emitLoadReturnAddress(Kind kind, Value address, LIRFrameState state) { PTXAddressValue loadAddress = asAddress(address); Variable result; switch (kind) { case Float: result = newVariable(LIRKind.value(Kind.Int)); break; case Double: result = newVariable(LIRKind.value(Kind.Long)); break; default: result = newVariable(target().getLIRKind(kind)); } append(new LoadReturnAddrOp(kind, result, loadAddress, state)); return result; } public void emitStoreReturnValue(Kind kind, Value address, Value inputVal, LIRFrameState state) { PTXAddressValue storeAddress = asAddress(address); Variable input = load(inputVal); append(new StoreReturnValOp(kind, storeAddress, input, state)); } @Override public AllocatableValue resultOperandFor(LIRKind kind) { return (new Variable(kind, 0)); } public Value emitCompareAndSwap(Value address, Value expectedValue, Value newValue, Value trueValue, Value falseValue) { throw GraalInternalError.unimplemented(); } public void emitNullCheck(Value address, LIRFrameState state) { assert address.getKind() == Kind.Object : address + " - " + address.getKind() + " not an object!"; append(new PTXMove.NullCheckOp(load(address), state)); } }