1 /* 2 * Copyright (c) 2013, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 package org.graalvm.compiler.hotspot.aarch64; 26 27 import static org.graalvm.compiler.hotspot.HotSpotHostBackend.UNCOMMON_TRAP_HANDLER; 28 29 import org.graalvm.compiler.asm.aarch64.AArch64MacroAssembler; 30 import org.graalvm.compiler.lir.LIRFrameState; 31 import org.graalvm.compiler.lir.LIRInstructionClass; 32 import org.graalvm.compiler.lir.Opcode; 33 import org.graalvm.compiler.lir.StandardOp.BlockEndOp; 34 import org.graalvm.compiler.lir.aarch64.AArch64BlockEndOp; 35 import org.graalvm.compiler.lir.aarch64.AArch64Call; 36 import org.graalvm.compiler.lir.asm.CompilationResultBuilder; 37 38 @Opcode("DEOPT") 39 public class AArch64HotSpotDeoptimizeOp extends AArch64BlockEndOp implements BlockEndOp { 40 public static final LIRInstructionClass<AArch64HotSpotDeoptimizeOp> TYPE = LIRInstructionClass.create(AArch64HotSpotDeoptimizeOp.class); 41 42 @State private LIRFrameState info; 43 44 public AArch64HotSpotDeoptimizeOp(LIRFrameState info) { 45 super(TYPE); 46 this.info = info; 47 } 48 49 @Override 50 public void emitCode(CompilationResultBuilder crb, AArch64MacroAssembler masm) { 51 try (AArch64MacroAssembler.ScratchRegister scratch = masm.getScratchRegister()) { 52 AArch64Call.directCall(crb, masm, crb.foreignCalls.lookupForeignCall(UNCOMMON_TRAP_HANDLER), scratch.getRegister(), info, null); 53 } 54 } 55 56 }