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comparison graal/com.oracle.graal.truffle.hotspot.amd64/src/com/oracle/graal/truffle/hotspot/amd64/AMD64OptimizedCallTargetInstrumentationFactory.java @ 13231:dad021298158

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use CompilationResultBuilderFactory to do patching of OptimizedCallTarget.call()
author Doug Simon <doug.simon@oracle.com>
date Tue, 03 Dec 2013 16:49:12 +0100
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children f1f33d1ff3e2
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13230:01080e31692d 13231:dad021298158
1 /*
2 * Copyright (c) 2013, 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 package com.oracle.graal.truffle.hotspot.amd64;
24
25 import com.oracle.graal.amd64.*;
26 import com.oracle.graal.api.code.CallingConvention.Type;
27 import com.oracle.graal.api.code.*;
28 import com.oracle.graal.api.meta.*;
29 import com.oracle.graal.api.runtime.*;
30 import com.oracle.graal.asm.*;
31 import com.oracle.graal.asm.amd64.*;
32 import com.oracle.graal.asm.amd64.AMD64Assembler.ConditionFlag;
33 import com.oracle.graal.hotspot.*;
34 import com.oracle.graal.hotspot.amd64.*;
35 import com.oracle.graal.hotspot.meta.*;
36 import com.oracle.graal.lir.*;
37 import com.oracle.graal.lir.asm.*;
38 import com.oracle.graal.truffle.*;
39 import com.oracle.graal.truffle.hotspot.*;
40
41 @ServiceProvider(OptimizedCallTargetInstrumentationFactory.class)
42 public class AMD64OptimizedCallTargetInstrumentationFactory implements OptimizedCallTargetInstrumentationFactory {
43
44 public CompilationResultBuilder createBuilder(CodeCacheProvider codeCache, ForeignCallsProvider foreignCalls, FrameMap frameMap, AbstractAssembler asm, FrameContext frameContext,
45 CompilationResult compilationResult) {
46 return new OptimizedCallTargetInstrumentation(codeCache, foreignCalls, frameMap, asm, frameContext, compilationResult) {
47 @Override
48 protected void injectTailCallCode(HotSpotVMConfig config, HotSpotRegistersProvider registers) {
49 @SuppressWarnings("hiding")
50 AMD64MacroAssembler asm = (AMD64MacroAssembler) this.asm;
51 Register thisRegister = codeCache.getRegisterConfig().getCallingConventionRegisters(Type.JavaCall, Kind.Object)[0];
52 Register spillRegister = AMD64.r10; // TODO(mg): fix me
53 AMD64Address nMethodAddress = new AMD64Address(thisRegister, getFieldOffset("installedCode", OptimizedCallTarget.class));
54 if (config.useCompressedOops) {
55 asm.movl(spillRegister, nMethodAddress);
56 AMD64HotSpotMove.decodePointer(asm, spillRegister, registers.getHeapBaseRegister(), config.narrowOopBase, config.narrowOopShift, config.logMinObjAlignment());
57 } else {
58 asm.movq(spillRegister, nMethodAddress);
59 }
60 Label doProlog = new Label();
61
62 asm.cmpq(spillRegister, 0);
63 asm.jcc(ConditionFlag.Equal, doProlog);
64
65 AMD64Address codeBlobAddress = new AMD64Address(spillRegister, getFieldOffset("codeBlob", HotSpotInstalledCode.class));
66 asm.movq(spillRegister, codeBlobAddress);
67 asm.cmpq(spillRegister, 0);
68 asm.jcc(ConditionFlag.Equal, doProlog);
69
70 AMD64Address verifiedEntryPointAddress = new AMD64Address(spillRegister, config.nmethodEntryOffset);
71 asm.movq(spillRegister, verifiedEntryPointAddress);
72 asm.jmp(spillRegister);
73
74 asm.bind(doProlog);
75 }
76 };
77 }
78
79 public void setInstrumentedMethod(ResolvedJavaMethod method) {
80 HotSpotResolvedJavaMethod hsMethod = (HotSpotResolvedJavaMethod) method;
81 hsMethod.setDontInline();
82 }
83
84 public String getArchitecture() {
85 return "AMD64";
86 }
87 }