--- /dev/null 2013-07-08 15:01:17.000000000 -0700 +++ new/graal/com.oracle.graal.lir.hsail/src/com/oracle/graal/lir/hsail/HSAILMove.java 2013-07-08 15:01:17.000000000 -0700 @@ -0,0 +1,275 @@ +/* + * Copyright (c) 2013, 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.lir.hsail; + +import static com.oracle.graal.api.code.ValueUtil.*; +import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*; + +import com.oracle.graal.api.code.*; +import com.oracle.graal.api.meta.*; +import com.oracle.graal.asm.hsail.*; +import com.oracle.graal.debug.*; +import com.oracle.graal.graph.*; +import com.oracle.graal.lir.*; +import com.oracle.graal.lir.StandardOp.MoveOp; +import com.oracle.graal.lir.asm.*; + +/** + * Implementation of move instructions. + */ +public class HSAILMove { + + // Stack size in bytes (used to keep track of spilling). + static int maxDatatypeSize; + // Maximum stack offset used by a store operation. + static long maxStackOffset = 0; + + public static long upperBoundStackSize() { + return maxStackOffset + maxDatatypeSize; + } + + @Opcode("MOVE") + public static class SpillMoveOp extends HSAILLIRInstruction implements MoveOp { + + @Def({REG, STACK}) protected AllocatableValue result; + @Use({REG, STACK, CONST}) protected Value input; + + public SpillMoveOp(AllocatableValue result, Value input) { + this.result = result; + this.input = input; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + move(tasm, masm, getResult(), getInput()); + } + + @Override + public Value getInput() { + return input; + } + + @Override + public AllocatableValue getResult() { + return result; + } + } + + @Opcode("MOVE") + public static class MoveToRegOp extends HSAILLIRInstruction implements MoveOp { + + @Def({REG, HINT}) protected AllocatableValue result; + @Use({REG, STACK, CONST}) protected Value input; + + public MoveToRegOp(AllocatableValue result, Value input) { + this.result = result; + this.input = input; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + move(tasm, masm, getResult(), getInput()); + } + + @Override + public Value getInput() { + return input; + } + + @Override + public AllocatableValue getResult() { + return result; + } + } + + @Opcode("MOVE") + public static class MoveFromRegOp extends HSAILLIRInstruction implements MoveOp { + + @Def({REG, STACK}) protected AllocatableValue result; + @Use({REG, CONST, HINT}) protected Value input; + + public MoveFromRegOp(AllocatableValue result, Value input) { + this.result = result; + this.input = input; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + move(tasm, masm, getResult(), getInput()); + } + + @Override + public Value getInput() { + return input; + } + + @Override + public AllocatableValue getResult() { + return result; + } + } + + public static class LoadOp extends HSAILLIRInstruction { + + @SuppressWarnings("unused") private final Kind kind; + @Def({REG}) protected AllocatableValue result; + @Use({COMPOSITE}) protected HSAILAddressValue address; + @State protected LIRFrameState state; + + public LoadOp(Kind kind, AllocatableValue result, HSAILAddressValue address, LIRFrameState state) { + this.kind = kind; + this.result = result; + this.address = address; + this.state = state; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + HSAILAddress addr = address.toAddress(); + masm.emitLoad(result, addr); + } + } + + public static class StoreOp extends HSAILLIRInstruction { + + @SuppressWarnings("unused") private final Kind kind; + @Use({COMPOSITE}) protected HSAILAddressValue address; + @Use({REG}) protected AllocatableValue input; + @State protected LIRFrameState state; + + public StoreOp(Kind kind, HSAILAddressValue address, AllocatableValue input, LIRFrameState state) { + this.kind = kind; + this.address = address; + this.input = input; + this.state = state; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + assert isRegister(input); + HSAILAddress addr = address.toAddress(); + masm.emitStore(input, addr); + } + } + + public static class LeaOp extends HSAILLIRInstruction { + + @Def({REG}) protected AllocatableValue result; + @Use({COMPOSITE, UNINITIALIZED}) protected HSAILAddressValue address; + + public LeaOp(AllocatableValue result, HSAILAddressValue address) { + this.result = result; + this.address = address; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + throw new InternalError("NYI"); + } + } + + public static class StackLeaOp extends HSAILLIRInstruction { + + @Def({REG}) protected AllocatableValue result; + @Use({STACK, UNINITIALIZED}) protected StackSlot slot; + + public StackLeaOp(AllocatableValue result, StackSlot slot) { + this.result = result; + this.slot = slot; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + throw new InternalError("NYI"); + } + } + + @Opcode("CAS") + public static class CompareAndSwapOp extends HSAILLIRInstruction { + + @Def protected AllocatableValue result; + @Use({COMPOSITE}) protected HSAILAddressValue address; + @Use protected AllocatableValue cmpValue; + @Use protected AllocatableValue newValue; + + public CompareAndSwapOp(AllocatableValue result, HSAILAddressValue address, AllocatableValue cmpValue, AllocatableValue newValue) { + this.result = result; + this.address = address; + this.cmpValue = cmpValue; + this.newValue = newValue; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + compareAndSwap(tasm, masm, result, address, cmpValue, newValue); + } + } + + public static class NullCheckOp extends HSAILLIRInstruction { + + @Use protected Value input; + @State protected LIRFrameState state; + + public NullCheckOp(Variable input, LIRFrameState state) { + this.input = input; + this.state = state; + } + + @Override + public void emitCode(TargetMethodAssembler tasm, HSAILAssembler masm) { + Debug.log("NullCheckOp unimplemented"); + } + } + + @SuppressWarnings("unused") + public static void move(TargetMethodAssembler tasm, HSAILAssembler masm, Value result, Value input) { + if (isRegister(input)) { + if (isRegister(result)) { + masm.emitMov(result, input); + } else if (isStackSlot(result)) { + masm.emitSpillStore(input, result); + } else { + throw GraalInternalError.shouldNotReachHere(); + } + } else if (isStackSlot(input)) { + if (isRegister(result)) { + masm.emitSpillLoad(result, input); + } else { + throw GraalInternalError.shouldNotReachHere(); + } + } else if (isConstant(input)) { + if (isRegister(result)) { + masm.emitMov(result, input); + } else { + throw GraalInternalError.shouldNotReachHere(); + } + } else { + throw GraalInternalError.shouldNotReachHere(); + } + } + + @SuppressWarnings("unused") + protected static void compareAndSwap(TargetMethodAssembler tasm, HSAILAssembler masm, AllocatableValue result, HSAILAddressValue address, AllocatableValue cmpValue, AllocatableValue newValue) { + throw new InternalError("NYI"); + } +}