--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot.sparc/src/org/graalvm/compiler/hotspot/sparc/SPARCHotSpotDeoptimizeWithExceptionCallerOp.java 2020-05-20 18:11:41.327539498 -0700 +++ /dev/null 2020-03-09 18:57:19.455001459 -0700 @@ -1,77 +0,0 @@ -/* - * Copyright (c) 2020, 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.hotspot.sparc; - -import static jdk.vm.ci.code.ValueUtil.asRegister; -import static org.graalvm.compiler.hotspot.HotSpotHostBackend.DEOPT_BLOB_UNPACK_WITH_EXCEPTION_IN_TLS; - -import org.graalvm.compiler.asm.sparc.SPARCAddress; -import org.graalvm.compiler.asm.sparc.SPARCMacroAssembler; -import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig; -import org.graalvm.compiler.lir.LIRInstructionClass; -import org.graalvm.compiler.lir.Opcode; -import org.graalvm.compiler.lir.asm.CompilationResultBuilder; -import org.graalvm.compiler.lir.sparc.SPARCCall; - -import jdk.vm.ci.code.Register; -import jdk.vm.ci.meta.Value; -import jdk.vm.ci.sparc.SPARC; - -/** - * Removes the current frame and tail calls the uncommon trap routine. - */ -@Opcode("DEOPT_WITH_EXCEPTION_IN_CALLER") -final class SPARCHotSpotDeoptimizeWithExceptionCallerOp extends SPARCHotSpotEpilogueOp { - public static final LIRInstructionClass TYPE = LIRInstructionClass.create(SPARCHotSpotDeoptimizeWithExceptionCallerOp.class); - public static final SizeEstimate SIZE = SizeEstimate.create(32); - - private final GraalHotSpotVMConfig config; - private final Register thread; - @Use(OperandFlag.REG) private Value exception; - - protected SPARCHotSpotDeoptimizeWithExceptionCallerOp(GraalHotSpotVMConfig config, Value exception, Register thread) { - super(TYPE, SIZE); - this.config = config; - this.exception = exception; - this.thread = thread; - } - - @Override - public void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) { - Register exc = asRegister(exception); - - // Save exception oop in TLS - masm.stx(exc, new SPARCAddress(thread, config.threadExceptionOopOffset)); - // Store original return address in TLS - masm.stx(SPARC.i7, new SPARCAddress(thread, config.threadExceptionPcOffset)); - - leaveFrame(crb); - - try (SPARCMacroAssembler.ScratchRegister sc = masm.getScratchRegister()) { - Register scratch = sc.getRegister(); - SPARCCall.indirectJmp(crb, masm, scratch, crb.foreignCalls.lookupForeignCall(DEOPT_BLOB_UNPACK_WITH_EXCEPTION_IN_TLS)); - } - } -}