| /* |
| * Copyright (c) 2009, 2016, 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 org.graalvm.compiler.core.amd64; |
| |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64BinaryArithmetic.ADD; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64BinaryArithmetic.AND; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64BinaryArithmetic.CMP; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64BinaryArithmetic.OR; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64BinaryArithmetic.SUB; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64BinaryArithmetic.XOR; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64MOp.NEG; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64MOp.NOT; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.BSF; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.BSR; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.LZCNT; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.MOV; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.MOVSD; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.MOVSS; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.MOVSX; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.MOVSXB; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.MOVSXD; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.MOVZX; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.MOVZXB; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.POPCNT; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.TEST; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.TESTB; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp.TZCNT; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64Shift.ROL; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64Shift.ROR; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64Shift.SAR; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64Shift.SHL; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64Shift.SHR; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize.BYTE; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize.DWORD; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize.PD; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize.PS; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize.QWORD; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize.SD; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize.SS; |
| import static org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize.WORD; |
| import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC; |
| import static org.graalvm.compiler.lir.LIRValueUtil.asConstantValue; |
| import static org.graalvm.compiler.lir.LIRValueUtil.asJavaConstant; |
| import static org.graalvm.compiler.lir.LIRValueUtil.isConstantValue; |
| import static org.graalvm.compiler.lir.LIRValueUtil.isJavaConstant; |
| import static org.graalvm.compiler.lir.amd64.AMD64Arithmetic.DREM; |
| import static org.graalvm.compiler.lir.amd64.AMD64Arithmetic.FREM; |
| import static org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicUnaryOp.UnaryIntrinsicOpcode.COS; |
| import static org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicUnaryOp.UnaryIntrinsicOpcode.LOG; |
| import static org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicUnaryOp.UnaryIntrinsicOpcode.LOG10; |
| import static org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicUnaryOp.UnaryIntrinsicOpcode.SIN; |
| import static org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicUnaryOp.UnaryIntrinsicOpcode.TAN; |
| import static org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicUnaryOp.UnaryIntrinsicOpcode.EXP; |
| import static org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicBinaryOp.BinaryIntrinsicOpcode.POW; |
| |
| import org.graalvm.compiler.asm.NumUtil; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64BinaryArithmetic; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64MIOp; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64MOp; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64MROp; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMIOp; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RMOp; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64RRMOp; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64Shift; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.OperandSize; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.SSEOp; |
| import org.graalvm.compiler.asm.amd64.AMD64Assembler.AVXOp; |
| import org.graalvm.compiler.core.common.LIRKind; |
| import org.graalvm.compiler.core.common.calc.FloatConvert; |
| import org.graalvm.compiler.debug.GraalError; |
| import org.graalvm.compiler.lir.ConstantValue; |
| import org.graalvm.compiler.lir.LIRFrameState; |
| import org.graalvm.compiler.lir.LIRValueUtil; |
| import org.graalvm.compiler.lir.Variable; |
| import org.graalvm.compiler.lir.amd64.AMD64AddressValue; |
| import org.graalvm.compiler.lir.amd64.AMD64Arithmetic.FPDivRemOp; |
| import org.graalvm.compiler.lir.amd64.AMD64ArithmeticLIRGeneratorTool; |
| import org.graalvm.compiler.lir.amd64.AMD64Binary; |
| import org.graalvm.compiler.lir.amd64.AMD64BinaryConsumer; |
| import org.graalvm.compiler.lir.amd64.AMD64ClearRegisterOp; |
| import org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicUnaryOp; |
| import org.graalvm.compiler.lir.amd64.AMD64MathIntrinsicBinaryOp; |
| import org.graalvm.compiler.lir.amd64.AMD64MulDivOp; |
| import org.graalvm.compiler.lir.amd64.AMD64ShiftOp; |
| import org.graalvm.compiler.lir.amd64.AMD64SignExtendOp; |
| import org.graalvm.compiler.lir.amd64.AMD64Unary; |
| import org.graalvm.compiler.lir.gen.ArithmeticLIRGenerator; |
| |
| import jdk.vm.ci.amd64.AMD64; |
| import jdk.vm.ci.amd64.AMD64.CPUFeature; |
| import jdk.vm.ci.amd64.AMD64Kind; |
| import jdk.vm.ci.code.CodeUtil; |
| import jdk.vm.ci.code.Register; |
| import jdk.vm.ci.code.RegisterValue; |
| import jdk.vm.ci.meta.AllocatableValue; |
| import jdk.vm.ci.meta.Constant; |
| import jdk.vm.ci.meta.JavaConstant; |
| import jdk.vm.ci.meta.JavaKind; |
| import jdk.vm.ci.meta.PlatformKind; |
| import jdk.vm.ci.meta.VMConstant; |
| import jdk.vm.ci.meta.Value; |
| import jdk.vm.ci.meta.ValueKind; |
| import jdk.vm.ci.code.TargetDescription; |
| |
| /** |
| * This class implements the AMD64 specific portion of the LIR generator. |
| */ |
| public class AMD64ArithmeticLIRGenerator extends ArithmeticLIRGenerator implements AMD64ArithmeticLIRGeneratorTool { |
| |
| private static final RegisterValue RCX_I = AMD64.rcx.asValue(LIRKind.value(AMD64Kind.DWORD)); |
| |
| @Override |
| public Variable emitNegate(Value inputVal) { |
| AllocatableValue input = getLIRGen().asAllocatable(inputVal); |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| TargetDescription target = getLIRGen().target(); |
| boolean isAvx = ((AMD64) target.arch).getFeatures().contains(CPUFeature.AVX); |
| switch ((AMD64Kind) input.getPlatformKind()) { |
| case DWORD: |
| getLIRGen().append(new AMD64Unary.MOp(NEG, DWORD, result, input)); |
| break; |
| case QWORD: |
| getLIRGen().append(new AMD64Unary.MOp(NEG, QWORD, result, input)); |
| break; |
| case SINGLE: |
| if (isAvx) { |
| getLIRGen().append(new AMD64Binary.DataThreeOp(AVXOp.XOR, PS, result, input, JavaConstant.forFloat(Float.intBitsToFloat(0x80000000)), 16)); |
| } else { |
| getLIRGen().append(new AMD64Binary.DataTwoOp(SSEOp.XOR, PS, result, input, JavaConstant.forFloat(Float.intBitsToFloat(0x80000000)), 16)); |
| } |
| break; |
| case DOUBLE: |
| if (isAvx) { |
| getLIRGen().append(new AMD64Binary.DataThreeOp(AVXOp.XOR, PD, result, input, JavaConstant.forDouble(Double.longBitsToDouble(0x8000000000000000L)), 16)); |
| } else { |
| getLIRGen().append(new AMD64Binary.DataTwoOp(SSEOp.XOR, PD, result, input, JavaConstant.forDouble(Double.longBitsToDouble(0x8000000000000000L)), 16)); |
| } |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return result; |
| } |
| |
| @Override |
| public Variable emitNot(Value inputVal) { |
| AllocatableValue input = getLIRGen().asAllocatable(inputVal); |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| switch ((AMD64Kind) input.getPlatformKind()) { |
| case DWORD: |
| getLIRGen().append(new AMD64Unary.MOp(NOT, DWORD, result, input)); |
| break; |
| case QWORD: |
| getLIRGen().append(new AMD64Unary.MOp(NOT, QWORD, result, input)); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return result; |
| } |
| |
| private Variable emitBinary(LIRKind resultKind, AMD64BinaryArithmetic op, OperandSize size, boolean commutative, Value a, Value b, boolean setFlags) { |
| if (isJavaConstant(b)) { |
| return emitBinaryConst(resultKind, op, size, commutative, getLIRGen().asAllocatable(a), asConstantValue(b), setFlags); |
| } else if (commutative && isJavaConstant(a)) { |
| return emitBinaryConst(resultKind, op, size, commutative, getLIRGen().asAllocatable(b), asConstantValue(a), setFlags); |
| } else { |
| return emitBinaryVar(resultKind, op.getRMOpcode(size), size, commutative, getLIRGen().asAllocatable(a), getLIRGen().asAllocatable(b)); |
| } |
| } |
| |
| private Variable emitBinary(LIRKind resultKind, AMD64RMOp op, OperandSize size, boolean commutative, Value a, Value b) { |
| if (isJavaConstant(b)) { |
| return emitBinaryConst(resultKind, op, size, getLIRGen().asAllocatable(a), asJavaConstant(b)); |
| } else if (commutative && isJavaConstant(a)) { |
| return emitBinaryConst(resultKind, op, size, getLIRGen().asAllocatable(b), asJavaConstant(a)); |
| } else { |
| return emitBinaryVar(resultKind, op, size, commutative, getLIRGen().asAllocatable(a), getLIRGen().asAllocatable(b)); |
| } |
| } |
| |
| private Variable emitBinary(LIRKind resultKind, AMD64RRMOp op, OperandSize size, boolean commutative, Value a, Value b) { |
| if (isJavaConstant(b)) { |
| return emitBinaryConst(resultKind, op, size, getLIRGen().asAllocatable(a), asJavaConstant(b)); |
| } else if (commutative && isJavaConstant(a)) { |
| return emitBinaryConst(resultKind, op, size, getLIRGen().asAllocatable(b), asJavaConstant(a)); |
| } else { |
| return emitBinaryVar(resultKind, op, size, commutative, getLIRGen().asAllocatable(a), getLIRGen().asAllocatable(b)); |
| } |
| } |
| |
| private Variable emitBinaryConst(LIRKind resultKind, AMD64BinaryArithmetic op, OperandSize size, boolean commutative, AllocatableValue a, ConstantValue b, boolean setFlags) { |
| long value = b.getJavaConstant().asLong(); |
| if (NumUtil.isInt(value)) { |
| Variable result = getLIRGen().newVariable(resultKind); |
| int constant = (int) value; |
| |
| if (!setFlags) { |
| AMD64MOp mop = getMOp(op, constant); |
| if (mop != null) { |
| getLIRGen().append(new AMD64Unary.MOp(mop, size, result, a)); |
| return result; |
| } |
| } |
| |
| getLIRGen().append(new AMD64Binary.ConstOp(op, size, result, a, constant)); |
| return result; |
| } else { |
| return emitBinaryVar(resultKind, op.getRMOpcode(size), size, commutative, a, getLIRGen().asAllocatable(b)); |
| } |
| } |
| |
| private static AMD64MOp getMOp(AMD64BinaryArithmetic op, int constant) { |
| if (constant == 1) { |
| if (op.equals(AMD64BinaryArithmetic.ADD)) { |
| return AMD64MOp.INC; |
| } |
| if (op.equals(AMD64BinaryArithmetic.SUB)) { |
| return AMD64MOp.DEC; |
| } |
| } else if (constant == -1) { |
| if (op.equals(AMD64BinaryArithmetic.ADD)) { |
| return AMD64MOp.DEC; |
| } |
| if (op.equals(AMD64BinaryArithmetic.SUB)) { |
| return AMD64MOp.INC; |
| } |
| } |
| return null; |
| } |
| |
| private Variable emitBinaryConst(LIRKind resultKind, AMD64RMOp op, OperandSize size, AllocatableValue a, JavaConstant b) { |
| Variable result = getLIRGen().newVariable(resultKind); |
| getLIRGen().append(new AMD64Binary.DataTwoOp(op, size, result, a, b)); |
| return result; |
| } |
| |
| private Variable emitBinaryConst(LIRKind resultKind, AMD64RRMOp op, OperandSize size, AllocatableValue a, JavaConstant b) { |
| Variable result = getLIRGen().newVariable(resultKind); |
| getLIRGen().append(new AMD64Binary.DataThreeOp(op, size, result, a, b)); |
| return result; |
| } |
| |
| private Variable emitBinaryVar(LIRKind resultKind, AMD64RMOp op, OperandSize size, boolean commutative, AllocatableValue a, AllocatableValue b) { |
| Variable result = getLIRGen().newVariable(resultKind); |
| if (commutative) { |
| getLIRGen().append(new AMD64Binary.CommutativeTwoOp(op, size, result, a, b)); |
| } else { |
| getLIRGen().append(new AMD64Binary.TwoOp(op, size, result, a, b)); |
| } |
| return result; |
| } |
| |
| private Variable emitBinaryVar(LIRKind resultKind, AMD64RRMOp op, OperandSize size, boolean commutative, AllocatableValue a, AllocatableValue b) { |
| Variable result = getLIRGen().newVariable(resultKind); |
| if (commutative) { |
| getLIRGen().append(new AMD64Binary.CommutativeThreeOp(op, size, result, a, b)); |
| } else { |
| getLIRGen().append(new AMD64Binary.ThreeOp(op, size, result, a, b)); |
| } |
| return result; |
| } |
| |
| @Override |
| protected boolean isNumericInteger(PlatformKind kind) { |
| return ((AMD64Kind) kind).isInteger(); |
| } |
| |
| @Override |
| public Variable emitAdd(LIRKind resultKind, Value a, Value b, boolean setFlags) { |
| TargetDescription target = getLIRGen().target(); |
| boolean isAvx = ((AMD64) target.arch).getFeatures().contains(CPUFeature.AVX); |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitBinary(resultKind, ADD, DWORD, true, a, b, setFlags); |
| case QWORD: |
| return emitBinary(resultKind, ADD, QWORD, true, a, b, setFlags); |
| case SINGLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.ADD, SS, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.ADD, SS, true, a, b); |
| } |
| case DOUBLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.ADD, SD, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.ADD, SD, true, a, b); |
| } |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Variable emitSub(LIRKind resultKind, Value a, Value b, boolean setFlags) { |
| TargetDescription target = getLIRGen().target(); |
| boolean isAvx = ((AMD64) target.arch).getFeatures().contains(CPUFeature.AVX); |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitBinary(resultKind, SUB, DWORD, false, a, b, setFlags); |
| case QWORD: |
| return emitBinary(resultKind, SUB, QWORD, false, a, b, setFlags); |
| case SINGLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.SUB, SS, false, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.SUB, SS, false, a, b); |
| } |
| case DOUBLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.SUB, SD, false, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.SUB, SD, false, a, b); |
| } |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| private Variable emitIMULConst(OperandSize size, AllocatableValue a, ConstantValue b) { |
| long value = b.getJavaConstant().asLong(); |
| if (NumUtil.isInt(value)) { |
| int imm = (int) value; |
| AMD64RMIOp op; |
| if (NumUtil.isByte(imm)) { |
| op = AMD64RMIOp.IMUL_SX; |
| } else { |
| op = AMD64RMIOp.IMUL; |
| } |
| |
| Variable ret = getLIRGen().newVariable(LIRKind.combine(a, b)); |
| getLIRGen().append(new AMD64Binary.RMIOp(op, size, ret, a, imm)); |
| return ret; |
| } else { |
| return emitBinaryVar(LIRKind.combine(a, b), AMD64RMOp.IMUL, size, true, a, getLIRGen().asAllocatable(b)); |
| } |
| } |
| |
| private Variable emitIMUL(OperandSize size, Value a, Value b) { |
| if (isJavaConstant(b)) { |
| return emitIMULConst(size, getLIRGen().asAllocatable(a), asConstantValue(b)); |
| } else if (isJavaConstant(a)) { |
| return emitIMULConst(size, getLIRGen().asAllocatable(b), asConstantValue(a)); |
| } else { |
| return emitBinaryVar(LIRKind.combine(a, b), AMD64RMOp.IMUL, size, true, getLIRGen().asAllocatable(a), getLIRGen().asAllocatable(b)); |
| } |
| } |
| |
| @Override |
| public Variable emitMul(Value a, Value b, boolean setFlags) { |
| LIRKind resultKind = LIRKind.combine(a, b); |
| TargetDescription target = getLIRGen().target(); |
| boolean isAvx = ((AMD64) target.arch).getFeatures().contains(CPUFeature.AVX); |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitIMUL(DWORD, a, b); |
| case QWORD: |
| return emitIMUL(QWORD, a, b); |
| case SINGLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.MUL, SS, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.MUL, SS, true, a, b); |
| } |
| case DOUBLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.MUL, SD, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.MUL, SD, true, a, b); |
| } |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| private RegisterValue moveToReg(Register reg, Value v) { |
| RegisterValue ret = reg.asValue(v.getValueKind()); |
| getLIRGen().emitMove(ret, v); |
| return ret; |
| } |
| |
| private Value emitMulHigh(AMD64MOp opcode, OperandSize size, Value a, Value b) { |
| AMD64MulDivOp mulHigh = getLIRGen().append(new AMD64MulDivOp(opcode, size, LIRKind.combine(a, b), moveToReg(AMD64.rax, a), getLIRGen().asAllocatable(b))); |
| return getLIRGen().emitMove(mulHigh.getHighResult()); |
| } |
| |
| @Override |
| public Value emitMulHigh(Value a, Value b) { |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitMulHigh(AMD64MOp.IMUL, DWORD, a, b); |
| case QWORD: |
| return emitMulHigh(AMD64MOp.IMUL, QWORD, a, b); |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Value emitUMulHigh(Value a, Value b) { |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitMulHigh(AMD64MOp.MUL, DWORD, a, b); |
| case QWORD: |
| return emitMulHigh(AMD64MOp.MUL, QWORD, a, b); |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| public Value emitBinaryMemory(AMD64RMOp op, OperandSize size, AllocatableValue a, AMD64AddressValue location, LIRFrameState state) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(a)); |
| getLIRGen().append(new AMD64Binary.MemoryTwoOp(op, size, result, a, location, state)); |
| return result; |
| } |
| |
| public Value emitBinaryMemory(AMD64RRMOp op, OperandSize size, AllocatableValue a, AMD64AddressValue location, LIRFrameState state) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(a)); |
| getLIRGen().append(new AMD64Binary.MemoryThreeOp(op, size, result, a, location, state)); |
| return result; |
| } |
| |
| protected Value emitConvertMemoryOp(PlatformKind kind, AMD64RMOp op, OperandSize size, AMD64AddressValue address, LIRFrameState state) { |
| Variable result = getLIRGen().newVariable(LIRKind.value(kind)); |
| getLIRGen().append(new AMD64Unary.MemoryOp(op, size, result, address, state)); |
| return result; |
| } |
| |
| protected Value emitZeroExtendMemory(AMD64Kind memoryKind, int resultBits, AMD64AddressValue address, LIRFrameState state) { |
| // Issue a zero extending load of the proper bit size and set the result to |
| // the proper kind. |
| Variable result = getLIRGen().newVariable(LIRKind.value(resultBits == 32 ? AMD64Kind.DWORD : AMD64Kind.QWORD)); |
| switch (memoryKind) { |
| case BYTE: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOVZXB, DWORD, result, address, state)); |
| break; |
| case WORD: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOVZX, DWORD, result, address, state)); |
| break; |
| case DWORD: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOV, DWORD, result, address, state)); |
| break; |
| case QWORD: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOV, QWORD, result, address, state)); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return result; |
| } |
| |
| private AMD64MulDivOp emitIDIV(OperandSize size, Value a, Value b, LIRFrameState state) { |
| LIRKind kind = LIRKind.combine(a, b); |
| |
| AMD64SignExtendOp sx = getLIRGen().append(new AMD64SignExtendOp(size, kind, moveToReg(AMD64.rax, a))); |
| return getLIRGen().append(new AMD64MulDivOp(AMD64MOp.IDIV, size, kind, sx.getHighResult(), sx.getLowResult(), getLIRGen().asAllocatable(b), state)); |
| } |
| |
| private AMD64MulDivOp emitDIV(OperandSize size, Value a, Value b, LIRFrameState state) { |
| LIRKind kind = LIRKind.combine(a, b); |
| |
| RegisterValue rax = moveToReg(AMD64.rax, a); |
| RegisterValue rdx = AMD64.rdx.asValue(kind); |
| getLIRGen().append(new AMD64ClearRegisterOp(size, rdx)); |
| return getLIRGen().append(new AMD64MulDivOp(AMD64MOp.DIV, size, kind, rdx, rax, getLIRGen().asAllocatable(b), state)); |
| } |
| |
| public Value[] emitSignedDivRem(Value a, Value b, LIRFrameState state) { |
| AMD64MulDivOp op; |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| op = emitIDIV(DWORD, a, b, state); |
| break; |
| case QWORD: |
| op = emitIDIV(QWORD, a, b, state); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return new Value[]{getLIRGen().emitMove(op.getQuotient()), getLIRGen().emitMove(op.getRemainder())}; |
| } |
| |
| public Value[] emitUnsignedDivRem(Value a, Value b, LIRFrameState state) { |
| AMD64MulDivOp op; |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| op = emitDIV(DWORD, a, b, state); |
| break; |
| case QWORD: |
| op = emitDIV(QWORD, a, b, state); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return new Value[]{getLIRGen().emitMove(op.getQuotient()), getLIRGen().emitMove(op.getRemainder())}; |
| } |
| |
| @Override |
| public Value emitDiv(Value a, Value b, LIRFrameState state) { |
| TargetDescription target = getLIRGen().target(); |
| boolean isAvx = ((AMD64) target.arch).getFeatures().contains(CPUFeature.AVX); |
| LIRKind resultKind = LIRKind.combine(a, b); |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| AMD64MulDivOp op = emitIDIV(DWORD, a, b, state); |
| return getLIRGen().emitMove(op.getQuotient()); |
| case QWORD: |
| AMD64MulDivOp lop = emitIDIV(QWORD, a, b, state); |
| return getLIRGen().emitMove(lop.getQuotient()); |
| case SINGLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.DIV, SS, false, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.DIV, SS, false, a, b); |
| } |
| case DOUBLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.DIV, SD, false, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.DIV, SD, false, a, b); |
| } |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Value emitRem(Value a, Value b, LIRFrameState state) { |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| AMD64MulDivOp op = emitIDIV(DWORD, a, b, state); |
| return getLIRGen().emitMove(op.getRemainder()); |
| case QWORD: |
| AMD64MulDivOp lop = emitIDIV(QWORD, a, b, state); |
| return getLIRGen().emitMove(lop.getRemainder()); |
| case SINGLE: { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(a, b)); |
| getLIRGen().append(new FPDivRemOp(FREM, result, getLIRGen().load(a), getLIRGen().load(b))); |
| return result; |
| } |
| case DOUBLE: { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(a, b)); |
| getLIRGen().append(new FPDivRemOp(DREM, result, getLIRGen().load(a), getLIRGen().load(b))); |
| return result; |
| } |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Variable emitUDiv(Value a, Value b, LIRFrameState state) { |
| AMD64MulDivOp op; |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| op = emitDIV(DWORD, a, b, state); |
| break; |
| case QWORD: |
| op = emitDIV(QWORD, a, b, state); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return getLIRGen().emitMove(op.getQuotient()); |
| } |
| |
| @Override |
| public Variable emitURem(Value a, Value b, LIRFrameState state) { |
| AMD64MulDivOp op; |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| op = emitDIV(DWORD, a, b, state); |
| break; |
| case QWORD: |
| op = emitDIV(QWORD, a, b, state); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return getLIRGen().emitMove(op.getRemainder()); |
| } |
| |
| @Override |
| public Variable emitAnd(Value a, Value b) { |
| LIRKind resultKind = LIRKind.combine(a, b); |
| TargetDescription target = getLIRGen().target(); |
| boolean isAvx = ((AMD64) target.arch).getFeatures().contains(CPUFeature.AVX); |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitBinary(resultKind, AND, DWORD, true, a, b, false); |
| case QWORD: |
| return emitBinary(resultKind, AND, QWORD, true, a, b, false); |
| case SINGLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.AND, PS, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.AND, PS, true, a, b); |
| } |
| case DOUBLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.AND, PD, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.AND, PD, true, a, b); |
| } |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Variable emitOr(Value a, Value b) { |
| LIRKind resultKind = LIRKind.combine(a, b); |
| TargetDescription target = getLIRGen().target(); |
| boolean isAvx = ((AMD64) target.arch).getFeatures().contains(CPUFeature.AVX); |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitBinary(resultKind, OR, DWORD, true, a, b, false); |
| case QWORD: |
| return emitBinary(resultKind, OR, QWORD, true, a, b, false); |
| case SINGLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.OR, PS, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.OR, PS, true, a, b); |
| } |
| case DOUBLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.OR, PD, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.OR, PD, true, a, b); |
| } |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Variable emitXor(Value a, Value b) { |
| LIRKind resultKind = LIRKind.combine(a, b); |
| TargetDescription target = getLIRGen().target(); |
| boolean isAvx = ((AMD64) target.arch).getFeatures().contains(CPUFeature.AVX); |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitBinary(resultKind, XOR, DWORD, true, a, b, false); |
| case QWORD: |
| return emitBinary(resultKind, XOR, QWORD, true, a, b, false); |
| case SINGLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.XOR, PS, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.XOR, PS, true, a, b); |
| } |
| case DOUBLE: |
| if (isAvx) { |
| return emitBinary(resultKind, AVXOp.XOR, PD, true, a, b); |
| } else { |
| return emitBinary(resultKind, SSEOp.XOR, PD, true, a, b); |
| } |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| private Variable emitShift(AMD64Shift op, OperandSize size, Value a, Value b) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(a, b).changeType(a.getPlatformKind())); |
| AllocatableValue input = getLIRGen().asAllocatable(a); |
| if (isJavaConstant(b)) { |
| JavaConstant c = asJavaConstant(b); |
| if (c.asLong() == 1) { |
| getLIRGen().append(new AMD64Unary.MOp(op.m1Op, size, result, input)); |
| } else { |
| /* |
| * c is implicitly masked to 5 or 6 bits by the CPU, so casting it to (int) is |
| * always correct, even without the NumUtil.is32bit() test. |
| */ |
| getLIRGen().append(new AMD64Binary.ConstOp(op.miOp, size, result, input, (int) c.asLong())); |
| } |
| } else { |
| getLIRGen().emitMove(RCX_I, b); |
| getLIRGen().append(new AMD64ShiftOp(op.mcOp, size, result, input, RCX_I)); |
| } |
| return result; |
| } |
| |
| @Override |
| public Variable emitShl(Value a, Value b) { |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitShift(SHL, DWORD, a, b); |
| case QWORD: |
| return emitShift(SHL, QWORD, a, b); |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Variable emitShr(Value a, Value b) { |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitShift(SAR, DWORD, a, b); |
| case QWORD: |
| return emitShift(SAR, QWORD, a, b); |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Variable emitUShr(Value a, Value b) { |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitShift(SHR, DWORD, a, b); |
| case QWORD: |
| return emitShift(SHR, QWORD, a, b); |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| public Variable emitRol(Value a, Value b) { |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitShift(ROL, DWORD, a, b); |
| case QWORD: |
| return emitShift(ROL, QWORD, a, b); |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| public Variable emitRor(Value a, Value b) { |
| switch ((AMD64Kind) a.getPlatformKind()) { |
| case DWORD: |
| return emitShift(ROR, DWORD, a, b); |
| case QWORD: |
| return emitShift(ROR, QWORD, a, b); |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| private AllocatableValue emitConvertOp(LIRKind kind, AMD64RMOp op, OperandSize size, Value input) { |
| Variable result = getLIRGen().newVariable(kind); |
| getLIRGen().append(new AMD64Unary.RMOp(op, size, result, getLIRGen().asAllocatable(input))); |
| return result; |
| } |
| |
| private AllocatableValue emitConvertOp(LIRKind kind, AMD64MROp op, OperandSize size, Value input) { |
| Variable result = getLIRGen().newVariable(kind); |
| getLIRGen().append(new AMD64Unary.MROp(op, size, result, getLIRGen().asAllocatable(input))); |
| return result; |
| } |
| |
| @Override |
| public Value emitReinterpret(LIRKind to, Value inputVal) { |
| ValueKind<?> from = inputVal.getValueKind(); |
| if (to.equals(from)) { |
| return inputVal; |
| } |
| |
| AllocatableValue input = getLIRGen().asAllocatable(inputVal); |
| /* |
| * Conversions between integer to floating point types require moves between CPU and FPU |
| * registers. |
| */ |
| AMD64Kind fromKind = (AMD64Kind) from.getPlatformKind(); |
| switch ((AMD64Kind) to.getPlatformKind()) { |
| case DWORD: |
| switch (fromKind) { |
| case SINGLE: |
| return emitConvertOp(to, AMD64MROp.MOVD, DWORD, input); |
| } |
| break; |
| case QWORD: |
| switch (fromKind) { |
| case DOUBLE: |
| return emitConvertOp(to, AMD64MROp.MOVQ, QWORD, input); |
| } |
| break; |
| case SINGLE: |
| switch (fromKind) { |
| case DWORD: |
| return emitConvertOp(to, AMD64RMOp.MOVD, DWORD, input); |
| } |
| break; |
| case DOUBLE: |
| switch (fromKind) { |
| case QWORD: |
| return emitConvertOp(to, AMD64RMOp.MOVQ, QWORD, input); |
| } |
| break; |
| } |
| throw GraalError.shouldNotReachHere(); |
| } |
| |
| @Override |
| public Value emitFloatConvert(FloatConvert op, Value input) { |
| switch (op) { |
| case D2F: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.SINGLE), SSEOp.CVTSD2SS, SD, input); |
| case D2I: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.DWORD), SSEOp.CVTTSD2SI, DWORD, input); |
| case D2L: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.QWORD), SSEOp.CVTTSD2SI, QWORD, input); |
| case F2D: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.DOUBLE), SSEOp.CVTSS2SD, SS, input); |
| case F2I: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.DWORD), SSEOp.CVTTSS2SI, DWORD, input); |
| case F2L: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.QWORD), SSEOp.CVTTSS2SI, QWORD, input); |
| case I2D: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.DOUBLE), SSEOp.CVTSI2SD, DWORD, input); |
| case I2F: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.SINGLE), SSEOp.CVTSI2SS, DWORD, input); |
| case L2D: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.DOUBLE), SSEOp.CVTSI2SD, QWORD, input); |
| case L2F: |
| return emitConvertOp(LIRKind.combine(input).changeType(AMD64Kind.SINGLE), SSEOp.CVTSI2SS, QWORD, input); |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public Value emitNarrow(Value inputVal, int bits) { |
| if (inputVal.getPlatformKind() == AMD64Kind.QWORD && bits <= 32) { |
| // TODO make it possible to reinterpret Long as Int in LIR without move |
| return emitConvertOp(LIRKind.combine(inputVal).changeType(AMD64Kind.DWORD), AMD64RMOp.MOV, DWORD, 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(LIRKind.combine(inputVal).changeType(AMD64Kind.QWORD), MOVSXB, QWORD, inputVal); |
| case 16: |
| return emitConvertOp(LIRKind.combine(inputVal).changeType(AMD64Kind.QWORD), MOVSX, QWORD, inputVal); |
| case 32: |
| return emitConvertOp(LIRKind.combine(inputVal).changeType(AMD64Kind.QWORD), MOVSXD, QWORD, inputVal); |
| default: |
| throw GraalError.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(LIRKind.combine(inputVal).changeType(AMD64Kind.DWORD), MOVSXB, DWORD, inputVal); |
| case 16: |
| return emitConvertOp(LIRKind.combine(inputVal).changeType(AMD64Kind.DWORD), MOVSX, DWORD, inputVal); |
| case 32: |
| return inputVal; |
| default: |
| throw GraalError.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.getPlatformKind() == AMD64Kind.QWORD; |
| Variable result = getLIRGen().newVariable(LIRKind.combine(inputVal)); |
| long mask = CodeUtil.mask(fromBits); |
| getLIRGen().append(new AMD64Binary.DataTwoOp(AND.getRMOpcode(QWORD), QWORD, result, getLIRGen().asAllocatable(inputVal), JavaConstant.forLong(mask))); |
| return result; |
| } else { |
| LIRKind resultKind = LIRKind.combine(inputVal); |
| if (toBits > 32) { |
| resultKind = resultKind.changeType(AMD64Kind.QWORD); |
| } else { |
| resultKind = resultKind.changeType(AMD64Kind.DWORD); |
| } |
| |
| /* |
| * Always emit DWORD operations, even if the resultKind is Long. On AMD64, all DWORD |
| * operations implicitly set the upper half of the register to 0, which is what we want |
| * anyway. Compared to the QWORD oparations, the encoding of the DWORD operations is |
| * sometimes one byte shorter. |
| */ |
| switch (fromBits) { |
| case 8: |
| return emitConvertOp(resultKind, MOVZXB, DWORD, inputVal); |
| case 16: |
| return emitConvertOp(resultKind, MOVZX, DWORD, inputVal); |
| case 32: |
| return emitConvertOp(resultKind, MOV, DWORD, inputVal); |
| } |
| |
| // odd bit count, fall back on manual masking |
| Variable result = getLIRGen().newVariable(resultKind); |
| JavaConstant mask; |
| if (toBits > 32) { |
| mask = JavaConstant.forLong(CodeUtil.mask(fromBits)); |
| } else { |
| mask = JavaConstant.forInt((int) CodeUtil.mask(fromBits)); |
| } |
| getLIRGen().append(new AMD64Binary.DataTwoOp(AND.getRMOpcode(DWORD), DWORD, result, getLIRGen().asAllocatable(inputVal), mask)); |
| return result; |
| } |
| } |
| |
| @Override |
| public Variable emitBitCount(Value value) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(value).changeType(AMD64Kind.DWORD)); |
| assert ((AMD64Kind) value.getPlatformKind()).isInteger(); |
| if (value.getPlatformKind() == AMD64Kind.QWORD) { |
| getLIRGen().append(new AMD64Unary.RMOp(POPCNT, QWORD, result, getLIRGen().asAllocatable(value))); |
| } else { |
| getLIRGen().append(new AMD64Unary.RMOp(POPCNT, DWORD, result, getLIRGen().asAllocatable(value))); |
| } |
| return result; |
| } |
| |
| @Override |
| public Variable emitBitScanForward(Value value) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(value).changeType(AMD64Kind.DWORD)); |
| getLIRGen().append(new AMD64Unary.RMOp(BSF, QWORD, result, getLIRGen().asAllocatable(value))); |
| return result; |
| } |
| |
| @Override |
| public Variable emitBitScanReverse(Value value) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(value).changeType(AMD64Kind.DWORD)); |
| assert ((AMD64Kind) value.getPlatformKind()).isInteger(); |
| if (value.getPlatformKind() == AMD64Kind.QWORD) { |
| getLIRGen().append(new AMD64Unary.RMOp(BSR, QWORD, result, getLIRGen().asAllocatable(value))); |
| } else { |
| getLIRGen().append(new AMD64Unary.RMOp(BSR, DWORD, result, getLIRGen().asAllocatable(value))); |
| } |
| return result; |
| } |
| |
| @Override |
| public Value emitCountLeadingZeros(Value value) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(value).changeType(AMD64Kind.DWORD)); |
| assert ((AMD64Kind) value.getPlatformKind()).isInteger(); |
| if (value.getPlatformKind() == AMD64Kind.QWORD) { |
| getLIRGen().append(new AMD64Unary.RMOp(LZCNT, QWORD, result, getLIRGen().asAllocatable(value))); |
| } else { |
| getLIRGen().append(new AMD64Unary.RMOp(LZCNT, DWORD, result, getLIRGen().asAllocatable(value))); |
| } |
| return result; |
| } |
| |
| @Override |
| public Value emitCountTrailingZeros(Value value) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(value).changeType(AMD64Kind.DWORD)); |
| assert ((AMD64Kind) value.getPlatformKind()).isInteger(); |
| if (value.getPlatformKind() == AMD64Kind.QWORD) { |
| getLIRGen().append(new AMD64Unary.RMOp(TZCNT, QWORD, result, getLIRGen().asAllocatable(value))); |
| } else { |
| getLIRGen().append(new AMD64Unary.RMOp(TZCNT, DWORD, result, getLIRGen().asAllocatable(value))); |
| } |
| return result; |
| } |
| |
| @Override |
| public Value emitMathAbs(Value input) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| switch ((AMD64Kind) input.getPlatformKind()) { |
| case SINGLE: |
| getLIRGen().append(new AMD64Binary.DataTwoOp(SSEOp.AND, PS, result, getLIRGen().asAllocatable(input), JavaConstant.forFloat(Float.intBitsToFloat(0x7FFFFFFF)), 16)); |
| break; |
| case DOUBLE: |
| getLIRGen().append(new AMD64Binary.DataTwoOp(SSEOp.AND, PD, result, getLIRGen().asAllocatable(input), JavaConstant.forDouble(Double.longBitsToDouble(0x7FFFFFFFFFFFFFFFL)), 16)); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return result; |
| } |
| |
| @Override |
| public Value emitMathSqrt(Value input) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| switch ((AMD64Kind) input.getPlatformKind()) { |
| case SINGLE: |
| getLIRGen().append(new AMD64Unary.RMOp(SSEOp.SQRT, SS, result, getLIRGen().asAllocatable(input))); |
| break; |
| case DOUBLE: |
| getLIRGen().append(new AMD64Unary.RMOp(SSEOp.SQRT, SD, result, getLIRGen().asAllocatable(input))); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return result; |
| } |
| |
| @Override |
| public Value emitMathLog(Value input, boolean base10) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| AllocatableValue stackSlot = getLIRGen().getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(AMD64Kind.QWORD)); |
| getLIRGen().append(new AMD64MathIntrinsicUnaryOp(getAMD64LIRGen(), base10 ? LOG10 : LOG, result, getLIRGen().asAllocatable(input), stackSlot)); |
| return result; |
| } |
| |
| @Override |
| public Value emitMathCos(Value input) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| AllocatableValue stackSlot = getLIRGen().getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(AMD64Kind.QWORD)); |
| getLIRGen().append(new AMD64MathIntrinsicUnaryOp(getAMD64LIRGen(), COS, result, getLIRGen().asAllocatable(input), stackSlot)); |
| return result; |
| } |
| |
| @Override |
| public Value emitMathSin(Value input) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| AllocatableValue stackSlot = getLIRGen().getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(AMD64Kind.QWORD)); |
| getLIRGen().append(new AMD64MathIntrinsicUnaryOp(getAMD64LIRGen(), SIN, result, getLIRGen().asAllocatable(input), stackSlot)); |
| return result; |
| } |
| |
| @Override |
| public Value emitMathTan(Value input) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| AllocatableValue stackSlot = getLIRGen().getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(AMD64Kind.QWORD)); |
| getLIRGen().append(new AMD64MathIntrinsicUnaryOp(getAMD64LIRGen(), TAN, result, getLIRGen().asAllocatable(input), stackSlot)); |
| return result; |
| } |
| |
| @Override |
| public Value emitMathExp(Value input) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input)); |
| AllocatableValue stackSlot = getLIRGen().getResult().getFrameMapBuilder().allocateSpillSlot(LIRKind.value(AMD64Kind.QWORD)); |
| getLIRGen().append(new AMD64MathIntrinsicUnaryOp(getAMD64LIRGen(), EXP, result, getLIRGen().asAllocatable(input), stackSlot)); |
| return result; |
| } |
| |
| @Override |
| public Value emitMathPow(Value input1, Value input2) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(input1)); |
| getLIRGen().append(new AMD64MathIntrinsicBinaryOp(getAMD64LIRGen(), POW, result, getLIRGen().asAllocatable(input1), getLIRGen().asAllocatable(input2))); |
| return result; |
| } |
| |
| protected AMD64LIRGenerator getAMD64LIRGen() { |
| return (AMD64LIRGenerator) getLIRGen(); |
| } |
| |
| @Override |
| public Variable emitLoad(LIRKind kind, Value address, LIRFrameState state) { |
| AMD64AddressValue loadAddress = getAMD64LIRGen().asAddressValue(address); |
| Variable result = getLIRGen().newVariable(getLIRGen().toRegisterKind(kind)); |
| switch ((AMD64Kind) kind.getPlatformKind()) { |
| case BYTE: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOVSXB, DWORD, result, loadAddress, state)); |
| break; |
| case WORD: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOVSX, DWORD, result, loadAddress, state)); |
| break; |
| case DWORD: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOV, DWORD, result, loadAddress, state)); |
| break; |
| case QWORD: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOV, QWORD, result, loadAddress, state)); |
| break; |
| case SINGLE: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOVSS, SS, result, loadAddress, state)); |
| break; |
| case DOUBLE: |
| getLIRGen().append(new AMD64Unary.MemoryOp(MOVSD, SD, result, loadAddress, state)); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| return result; |
| } |
| |
| protected void emitStoreConst(AMD64Kind kind, AMD64AddressValue address, ConstantValue value, LIRFrameState state) { |
| Constant c = value.getConstant(); |
| if (JavaConstant.isNull(c)) { |
| assert kind == AMD64Kind.DWORD || kind == AMD64Kind.QWORD; |
| OperandSize size = kind == AMD64Kind.DWORD ? DWORD : QWORD; |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryConstOp(AMD64MIOp.MOV, size, address, 0, state)); |
| return; |
| } else if (c instanceof VMConstant) { |
| // only 32-bit constants can be patched |
| if (kind == AMD64Kind.DWORD) { |
| if (getLIRGen().target().inlineObjects || !(c instanceof JavaConstant)) { |
| // if c is a JavaConstant, it's an oop, otherwise it's a metaspace constant |
| assert !(c instanceof JavaConstant) || ((JavaConstant) c).getJavaKind() == JavaKind.Object; |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryVMConstOp(AMD64MIOp.MOV, address, (VMConstant) c, state)); |
| return; |
| } |
| } |
| } else { |
| JavaConstant jc = (JavaConstant) c; |
| assert jc.getJavaKind().isPrimitive(); |
| |
| AMD64MIOp op = AMD64MIOp.MOV; |
| OperandSize size; |
| long imm; |
| |
| switch (kind) { |
| case BYTE: |
| op = AMD64MIOp.MOVB; |
| size = BYTE; |
| imm = jc.asInt(); |
| break; |
| case WORD: |
| size = WORD; |
| imm = jc.asInt(); |
| break; |
| case DWORD: |
| size = DWORD; |
| imm = jc.asInt(); |
| break; |
| case QWORD: |
| size = QWORD; |
| imm = jc.asLong(); |
| break; |
| case SINGLE: |
| size = DWORD; |
| imm = Float.floatToRawIntBits(jc.asFloat()); |
| break; |
| case DOUBLE: |
| size = QWORD; |
| imm = Double.doubleToRawLongBits(jc.asDouble()); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere("unexpected kind " + kind); |
| } |
| |
| if (NumUtil.isInt(imm)) { |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryConstOp(op, size, address, (int) imm, state)); |
| return; |
| } |
| } |
| |
| // fallback: load, then store |
| emitStore(kind, address, getLIRGen().asAllocatable(value), state); |
| } |
| |
| protected void emitStore(AMD64Kind kind, AMD64AddressValue address, AllocatableValue value, LIRFrameState state) { |
| switch (kind) { |
| case BYTE: |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryMROp(AMD64MROp.MOVB, BYTE, address, value, state)); |
| break; |
| case WORD: |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryMROp(AMD64MROp.MOV, WORD, address, value, state)); |
| break; |
| case DWORD: |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryMROp(AMD64MROp.MOV, DWORD, address, value, state)); |
| break; |
| case QWORD: |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryMROp(AMD64MROp.MOV, QWORD, address, value, state)); |
| break; |
| case SINGLE: |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryMROp(AMD64MROp.MOVSS, SS, address, value, state)); |
| break; |
| case DOUBLE: |
| getLIRGen().append(new AMD64BinaryConsumer.MemoryMROp(AMD64MROp.MOVSD, SD, address, value, state)); |
| break; |
| default: |
| throw GraalError.shouldNotReachHere(); |
| } |
| } |
| |
| @Override |
| public void emitStore(ValueKind<?> lirKind, Value address, Value input, LIRFrameState state) { |
| AMD64AddressValue storeAddress = getAMD64LIRGen().asAddressValue(address); |
| AMD64Kind kind = (AMD64Kind) lirKind.getPlatformKind(); |
| if (isConstantValue(input)) { |
| emitStoreConst(kind, storeAddress, asConstantValue(input), state); |
| } else { |
| emitStore(kind, storeAddress, getLIRGen().asAllocatable(input), state); |
| } |
| } |
| |
| @Override |
| public void emitCompareOp(AMD64Kind cmpKind, Variable left, Value right) { |
| OperandSize size; |
| switch (cmpKind) { |
| case BYTE: |
| size = BYTE; |
| break; |
| case WORD: |
| size = WORD; |
| break; |
| case DWORD: |
| size = DWORD; |
| break; |
| case QWORD: |
| size = QWORD; |
| break; |
| case SINGLE: |
| getLIRGen().append(new AMD64BinaryConsumer.Op(SSEOp.UCOMIS, PS, left, getLIRGen().asAllocatable(right))); |
| return; |
| case DOUBLE: |
| getLIRGen().append(new AMD64BinaryConsumer.Op(SSEOp.UCOMIS, PD, left, getLIRGen().asAllocatable(right))); |
| return; |
| default: |
| throw GraalError.shouldNotReachHere("unexpected kind: " + cmpKind); |
| } |
| |
| if (isConstantValue(right)) { |
| Constant c = LIRValueUtil.asConstant(right); |
| if (JavaConstant.isNull(c)) { |
| getLIRGen().append(new AMD64BinaryConsumer.Op(TEST, size, left, left)); |
| return; |
| } else if (c instanceof VMConstant) { |
| VMConstant vc = (VMConstant) c; |
| if (size == DWORD && !GeneratePIC.getValue()) { |
| getLIRGen().append(new AMD64BinaryConsumer.VMConstOp(CMP.getMIOpcode(DWORD, false), left, vc)); |
| } else { |
| getLIRGen().append(new AMD64BinaryConsumer.DataOp(CMP.getRMOpcode(size), size, left, vc)); |
| } |
| return; |
| } else if (c instanceof JavaConstant) { |
| JavaConstant jc = (JavaConstant) c; |
| if (jc.isDefaultForKind()) { |
| AMD64RMOp op = size == BYTE ? TESTB : TEST; |
| getLIRGen().append(new AMD64BinaryConsumer.Op(op, size, left, left)); |
| return; |
| } else if (NumUtil.is32bit(jc.asLong())) { |
| getLIRGen().append(new AMD64BinaryConsumer.ConstOp(CMP, size, left, (int) jc.asLong())); |
| return; |
| } |
| } |
| } |
| |
| // fallback: load, then compare |
| getLIRGen().append(new AMD64BinaryConsumer.Op(CMP.getRMOpcode(size), size, left, getLIRGen().asAllocatable(right))); |
| } |
| |
| @Override |
| public Value emitRound(Value value, RoundingMode mode) { |
| Variable result = getLIRGen().newVariable(LIRKind.combine(value)); |
| assert ((AMD64Kind) value.getPlatformKind()).isXMM(); |
| if (value.getPlatformKind() == AMD64Kind.SINGLE) { |
| getLIRGen().append(new AMD64Binary.RMIOp(AMD64RMIOp.ROUNDSS, OperandSize.PD, result, getLIRGen().asAllocatable(value), mode.encoding)); |
| } else { |
| getLIRGen().append(new AMD64Binary.RMIOp(AMD64RMIOp.ROUNDSD, OperandSize.PD, result, getLIRGen().asAllocatable(value), mode.encoding)); |
| } |
| return result; |
| } |
| } |