src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.lir.amd64/src/org/graalvm/compiler/lir/amd64/AMD64Binary.java
changeset 47216 71c04702a3d5
parent 46344 694c102fd8ed
child 50858 2d3e99a72541
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.lir.amd64/src/org/graalvm/compiler/lir/amd64/AMD64Binary.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,459 @@
+/*
+ * Copyright (c) 2015, 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.lir.amd64;
+
+import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.COMPOSITE;
+import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.HINT;
+import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.REG;
+import static org.graalvm.compiler.lir.LIRInstruction.OperandFlag.STACK;
+import static org.graalvm.compiler.lir.LIRValueUtil.differentRegisters;
+import static org.graalvm.compiler.lir.LIRValueUtil.sameRegister;
+import static jdk.vm.ci.code.ValueUtil.asRegister;
+import static jdk.vm.ci.code.ValueUtil.isRegister;
+import static jdk.vm.ci.code.ValueUtil.isStackSlot;
+
+import org.graalvm.compiler.core.common.NumUtil;
+import org.graalvm.compiler.asm.amd64.AMD64Address;
+import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64BinaryArithmetic;
+import org.graalvm.compiler.asm.amd64.AMD64Assembler.AMD64MIOp;
+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.OperandSize;
+import org.graalvm.compiler.asm.amd64.AMD64MacroAssembler;
+import org.graalvm.compiler.lir.LIRFrameState;
+import org.graalvm.compiler.lir.LIRInstructionClass;
+import org.graalvm.compiler.lir.Opcode;
+import org.graalvm.compiler.lir.StandardOp.ImplicitNullCheck;
+import org.graalvm.compiler.lir.asm.CompilationResultBuilder;
+
+import jdk.vm.ci.code.site.DataSectionReference;
+import jdk.vm.ci.meta.AllocatableValue;
+import jdk.vm.ci.meta.JavaConstant;
+import jdk.vm.ci.meta.Value;
+
+/**
+ * AMD64 LIR instructions that have two inputs and one output.
+ */
+public class AMD64Binary {
+
+    /**
+     * Instruction that has two {@link AllocatableValue} operands.
+     */
+    public static class TwoOp extends AMD64LIRInstruction {
+        public static final LIRInstructionClass<TwoOp> TYPE = LIRInstructionClass.create(TwoOp.class);
+
+        @Opcode private final AMD64RMOp opcode;
+        private final OperandSize size;
+
+        @Def({REG, HINT}) protected AllocatableValue result;
+        @Use({REG}) protected AllocatableValue x;
+        /**
+         * This argument must be Alive to ensure that result and y are not assigned to the same
+         * register, which would break the code generation by destroying y too early.
+         */
+        @Alive({REG, STACK}) protected AllocatableValue y;
+
+        public TwoOp(AMD64RMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, AllocatableValue y) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            AMD64Move.move(crb, masm, result, x);
+            if (isRegister(y)) {
+                opcode.emit(masm, size, asRegister(result), asRegister(y));
+            } else {
+                assert isStackSlot(y);
+                opcode.emit(masm, size, asRegister(result), (AMD64Address) crb.asAddress(y));
+            }
+        }
+    }
+
+    /**
+     * Instruction that has three {@link AllocatableValue} operands.
+     */
+    public static class ThreeOp extends AMD64LIRInstruction {
+        public static final LIRInstructionClass<ThreeOp> TYPE = LIRInstructionClass.create(ThreeOp.class);
+
+        @Opcode private final AMD64RRMOp opcode;
+        private final OperandSize size;
+
+        @Def({REG}) protected AllocatableValue result;
+        @Use({REG}) protected AllocatableValue x;
+        @Use({REG, STACK}) protected AllocatableValue y;
+
+        public ThreeOp(AMD64RRMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, AllocatableValue y) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            if (isRegister(y)) {
+                opcode.emit(masm, size, asRegister(result), asRegister(x), asRegister(y));
+            } else {
+                assert isStackSlot(y);
+                opcode.emit(masm, size, asRegister(result), asRegister(x), (AMD64Address) crb.asAddress(y));
+            }
+        }
+    }
+
+    /**
+     * Commutative instruction that has two {@link AllocatableValue} operands.
+     */
+    public static class CommutativeTwoOp extends AMD64LIRInstruction {
+        public static final LIRInstructionClass<CommutativeTwoOp> TYPE = LIRInstructionClass.create(CommutativeTwoOp.class);
+
+        @Opcode private final AMD64RMOp opcode;
+        private final OperandSize size;
+
+        @Def({REG, HINT}) protected AllocatableValue result;
+        @Use({REG, STACK}) protected AllocatableValue x;
+        @Use({REG, STACK}) protected AllocatableValue y;
+
+        public CommutativeTwoOp(AMD64RMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, AllocatableValue y) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            AllocatableValue input;
+            if (sameRegister(result, y)) {
+                input = x;
+            } else {
+                AMD64Move.move(crb, masm, result, x);
+                input = y;
+            }
+
+            if (isRegister(input)) {
+                opcode.emit(masm, size, asRegister(result), asRegister(input));
+            } else {
+                assert isStackSlot(input);
+                opcode.emit(masm, size, asRegister(result), (AMD64Address) crb.asAddress(input));
+            }
+        }
+    }
+
+    /**
+     * Commutative instruction that has three {@link AllocatableValue} operands.
+     */
+    public static class CommutativeThreeOp extends AMD64LIRInstruction {
+        public static final LIRInstructionClass<CommutativeThreeOp> TYPE = LIRInstructionClass.create(CommutativeThreeOp.class);
+
+        @Opcode private final AMD64RRMOp opcode;
+        private final OperandSize size;
+
+        @Def({REG}) protected AllocatableValue result;
+        @Use({REG}) protected AllocatableValue x;
+        @Use({REG, STACK}) protected AllocatableValue y;
+
+        public CommutativeThreeOp(AMD64RRMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, AllocatableValue y) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            if (isRegister(y)) {
+                opcode.emit(masm, size, asRegister(result), asRegister(x), asRegister(y));
+            } else {
+                assert isStackSlot(y);
+                opcode.emit(masm, size, asRegister(result), asRegister(x), (AMD64Address) crb.asAddress(y));
+            }
+        }
+    }
+
+    /**
+     * Instruction that has one {@link AllocatableValue} operand and one 32-bit immediate operand.
+     */
+    public static class ConstOp extends AMD64LIRInstruction {
+        public static final LIRInstructionClass<ConstOp> TYPE = LIRInstructionClass.create(ConstOp.class);
+
+        @Opcode private final AMD64MIOp opcode;
+        private final OperandSize size;
+
+        @Def({REG, HINT}) protected AllocatableValue result;
+        @Use({REG}) protected AllocatableValue x;
+        private final int y;
+
+        public ConstOp(AMD64BinaryArithmetic opcode, OperandSize size, AllocatableValue result, AllocatableValue x, int y) {
+            this(opcode.getMIOpcode(size, NumUtil.isByte(y)), size, result, x, y);
+        }
+
+        public ConstOp(AMD64MIOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, int y) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            AMD64Move.move(crb, masm, result, x);
+            opcode.emit(masm, size, asRegister(result), y);
+        }
+    }
+
+    /**
+     * Instruction that has one {@link AllocatableValue} operand and one
+     * {@link DataSectionReference} operand.
+     */
+    public static class DataTwoOp extends AMD64LIRInstruction {
+        public static final LIRInstructionClass<DataTwoOp> TYPE = LIRInstructionClass.create(DataTwoOp.class);
+
+        @Opcode private final AMD64RMOp opcode;
+        private final OperandSize size;
+
+        @Def({REG, HINT}) protected AllocatableValue result;
+        @Use({REG}) protected AllocatableValue x;
+        private final JavaConstant y;
+
+        private final int alignment;
+
+        public DataTwoOp(AMD64RMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, JavaConstant y) {
+            this(opcode, size, result, x, y, y.getJavaKind().getByteCount());
+        }
+
+        public DataTwoOp(AMD64RMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, JavaConstant y, int alignment) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+
+            this.alignment = alignment;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            AMD64Move.move(crb, masm, result, x);
+            opcode.emit(masm, size, asRegister(result), (AMD64Address) crb.recordDataReferenceInCode(y, alignment));
+        }
+    }
+
+    /**
+     * Instruction that has two {@link AllocatableValue} operands and one
+     * {@link DataSectionReference} operand.
+     */
+    public static class DataThreeOp extends AMD64LIRInstruction {
+        public static final LIRInstructionClass<DataThreeOp> TYPE = LIRInstructionClass.create(DataThreeOp.class);
+
+        @Opcode private final AMD64RRMOp opcode;
+        private final OperandSize size;
+
+        @Def({REG}) protected AllocatableValue result;
+        @Use({REG}) protected AllocatableValue x;
+        private final JavaConstant y;
+
+        private final int alignment;
+
+        public DataThreeOp(AMD64RRMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, JavaConstant y) {
+            this(opcode, size, result, x, y, y.getJavaKind().getByteCount());
+        }
+
+        public DataThreeOp(AMD64RRMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, JavaConstant y, int alignment) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+
+            this.alignment = alignment;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            opcode.emit(masm, size, asRegister(result), asRegister(x), (AMD64Address) crb.recordDataReferenceInCode(y, alignment));
+        }
+    }
+
+    /**
+     * Instruction that has one {@link AllocatableValue} operand and one {@link AMD64AddressValue
+     * memory} operand.
+     */
+    public static class MemoryTwoOp extends AMD64LIRInstruction implements ImplicitNullCheck {
+        public static final LIRInstructionClass<MemoryTwoOp> TYPE = LIRInstructionClass.create(MemoryTwoOp.class);
+
+        @Opcode private final AMD64RMOp opcode;
+        private final OperandSize size;
+
+        @Def({REG, HINT}) protected AllocatableValue result;
+        @Use({REG}) protected AllocatableValue x;
+        @Alive({COMPOSITE}) protected AMD64AddressValue y;
+
+        @State protected LIRFrameState state;
+
+        public MemoryTwoOp(AMD64RMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, AMD64AddressValue y, LIRFrameState state) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+
+            this.state = state;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            AMD64Move.move(crb, masm, result, x);
+            if (state != null) {
+                crb.recordImplicitException(masm.position(), state);
+            }
+            opcode.emit(masm, size, asRegister(result), y.toAddress());
+        }
+
+        @Override
+        public void verify() {
+            super.verify();
+            assert differentRegisters(result, y) || sameRegister(x, y);
+        }
+
+        @Override
+        public boolean makeNullCheckFor(Value value, LIRFrameState nullCheckState, int implicitNullCheckLimit) {
+            if (state == null && y.isValidImplicitNullCheckFor(value, implicitNullCheckLimit)) {
+                state = nullCheckState;
+                return true;
+            }
+            return false;
+        }
+    }
+
+    /**
+     * Instruction that has one {@link AllocatableValue} operand and one {@link AMD64AddressValue
+     * memory} operand.
+     */
+    public static class MemoryThreeOp extends AMD64LIRInstruction implements ImplicitNullCheck {
+        public static final LIRInstructionClass<MemoryThreeOp> TYPE = LIRInstructionClass.create(MemoryThreeOp.class);
+
+        @Opcode private final AMD64RRMOp opcode;
+        private final OperandSize size;
+
+        @Def({REG}) protected AllocatableValue result;
+        @Use({REG}) protected AllocatableValue x;
+        @Use({COMPOSITE}) protected AMD64AddressValue y;
+
+        @State protected LIRFrameState state;
+
+        public MemoryThreeOp(AMD64RRMOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, AMD64AddressValue y, LIRFrameState state) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+
+            this.state = state;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            if (state != null) {
+                crb.recordImplicitException(masm.position(), state);
+            }
+            opcode.emit(masm, size, asRegister(result), asRegister(x), y.toAddress());
+        }
+
+        @Override
+        public void verify() {
+            super.verify();
+            assert differentRegisters(result, y) || sameRegister(x, y);
+        }
+
+        @Override
+        public boolean makeNullCheckFor(Value value, LIRFrameState nullCheckState, int implicitNullCheckLimit) {
+            if (state == null && y.isValidImplicitNullCheckFor(value, implicitNullCheckLimit)) {
+                state = nullCheckState;
+                return true;
+            }
+            return false;
+        }
+    }
+
+    /**
+     * Instruction with a separate result operand, one {@link AllocatableValue} input and one 32-bit
+     * immediate input.
+     */
+    public static class RMIOp extends AMD64LIRInstruction {
+        public static final LIRInstructionClass<RMIOp> TYPE = LIRInstructionClass.create(RMIOp.class);
+
+        @Opcode private final AMD64RMIOp opcode;
+        private final OperandSize size;
+
+        @Def({REG}) protected AllocatableValue result;
+        @Use({REG, STACK}) protected AllocatableValue x;
+        private final int y;
+
+        public RMIOp(AMD64RMIOp opcode, OperandSize size, AllocatableValue result, AllocatableValue x, int y) {
+            super(TYPE);
+            this.opcode = opcode;
+            this.size = size;
+
+            this.result = result;
+            this.x = x;
+            this.y = y;
+        }
+
+        @Override
+        public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
+            if (isRegister(x)) {
+                opcode.emit(masm, size, asRegister(result), asRegister(x), y);
+            } else {
+                assert isStackSlot(x);
+                opcode.emit(masm, size, asRegister(result), (AMD64Address) crb.asAddress(x), y);
+            }
+        }
+    }
+}