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view graal/com.oracle.graal.hotspot.sparc/src/com/oracle/graal/hotspot/sparc/SPARCIndirectCallOp.java @ 21142:0b221b4ad707
Merge
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Tue, 28 Apr 2015 12:58:40 -0700 |
parents | 8fc336a04d77 |
children | 15a46a918fc1 |
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/* * Copyright (c) 2012, 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.hotspot.sparc; import static com.oracle.graal.api.code.ValueUtil.*; import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*; import static com.oracle.graal.sparc.SPARC.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.asm.sparc.*; import com.oracle.graal.hotspot.meta.HotSpotCodeCacheProvider.MarkId; import com.oracle.graal.lir.*; import com.oracle.graal.lir.asm.*; import com.oracle.graal.lir.sparc.*; import com.oracle.graal.lir.sparc.SPARCCall.IndirectCallOp; /** * A register indirect call that complies with the extra conventions for such calls in HotSpot. In * particular, the metaspace Method of the callee must be in g5 for the case where a vtable entry's * _from_compiled_entry is the address of an C2I adapter. Such adapters expect the target method to * be in g5. */ @Opcode("CALL_INDIRECT") final class SPARCIndirectCallOp extends IndirectCallOp { public static final LIRInstructionClass<SPARCIndirectCallOp> TYPE = LIRInstructionClass.create(SPARCIndirectCallOp.class); /** * Vtable stubs expect the metaspace Method in g5. */ public static final Register METHOD = g5; @Use({REG}) protected Value metaspaceMethod; SPARCIndirectCallOp(ResolvedJavaMethod targetMethod, Value result, Value[] parameters, Value[] temps, Value metaspaceMethod, Value targetAddress, LIRFrameState state) { super(TYPE, targetMethod, result, parameters, temps, targetAddress, state); this.metaspaceMethod = metaspaceMethod; } @Override public void emitCode(CompilationResultBuilder crb, SPARCMacroAssembler masm) { MarkId.recordMark(crb, MarkId.INLINE_INVOKE); Register callReg = asRegister(targetAddress); assert !callReg.equals(METHOD); SPARCCall.indirectCall(crb, masm, callReg, callTarget, state); } @Override public void verify() { super.verify(); assert asRegister(metaspaceMethod).equals(METHOD); } }