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annotate graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotCRuntimeCallPrologueOp.java @ 16829:e3724f25056a
SL: use the new IntegerConditionProfile in simple language.
author | Christian Humer <christian.humer@gmail.com> |
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date | Thu, 14 Aug 2014 13:11:47 +0200 |
parents | 1a66453f73db |
children | 8fc336a04d77 |
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added support from compiled stubs to be installed as RuntimeStubs and to be able to directly call C/C++ runtime functions (GRAAL-81)
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1 /* |
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.oracle.graal.hotspot.amd64; |
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24 |
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25 import static com.oracle.graal.amd64.AMD64.*; |
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26 |
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27 import com.oracle.graal.api.code.*; |
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28 import com.oracle.graal.asm.amd64.*; |
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29 import com.oracle.graal.lir.*; |
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30 import com.oracle.graal.lir.amd64.*; |
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31 import com.oracle.graal.lir.asm.*; |
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32 |
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33 @Opcode |
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34 final class AMD64HotSpotCRuntimeCallPrologueOp extends AMD64LIRInstruction { |
0266549ff6e0
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35 |
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36 private final int threadLastJavaSpOffset; |
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37 private final Register thread; |
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38 |
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39 public AMD64HotSpotCRuntimeCallPrologueOp(int threadLastJavaSpOffset, Register thread) { |
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40 this.threadLastJavaSpOffset = threadLastJavaSpOffset; |
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41 this.thread = thread; |
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42 } |
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43 |
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44 @Override |
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45 public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) { |
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46 // save last Java frame |
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47 masm.movq(new AMD64Address(thread, threadLastJavaSpOffset), rsp); |
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48 } |
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49 } |