annotate src/cpu/x86/vm/interpreterRT_x86.hpp @ 1552:c18cbe5936b8

6941466: Oracle rebranding changes for Hotspot repositories Summary: Change all the Sun copyrights to Oracle copyright Reviewed-by: ohair
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date Thu, 27 May 2010 19:08:38 -0700
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1 /*
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2 * Copyright (c) 1998, 2005, 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
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
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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 */
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24
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25 // native method calls
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26
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27 class SignatureHandlerGenerator: public NativeSignatureIterator {
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28 private:
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29 MacroAssembler* _masm;
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30 #ifdef AMD64
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31 #ifdef _WIN64
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32 unsigned int _num_args;
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33 #else
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34 unsigned int _num_fp_args;
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35 unsigned int _num_int_args;
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36 #endif // _WIN64
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37 int _stack_offset;
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38 #else
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39 void move(int from_offset, int to_offset);
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40 void box(int from_offset, int to_offset);
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41 #endif // AMD64
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42
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43 void pass_int();
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44 void pass_long();
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45 void pass_float();
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46 #ifdef AMD64
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47 void pass_double();
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48 #endif // AMD64
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49 void pass_object();
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50
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51 public:
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52 // Creation
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53 SignatureHandlerGenerator(methodHandle method, CodeBuffer* buffer) : NativeSignatureIterator(method) {
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54 _masm = new MacroAssembler(buffer);
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55 #ifdef AMD64
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56 #ifdef _WIN64
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57 _num_args = (method->is_static() ? 1 : 0);
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58 _stack_offset = (Argument::n_int_register_parameters_c+1)* wordSize; // don't overwrite return address
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59 #else
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60 _num_int_args = (method->is_static() ? 1 : 0);
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61 _num_fp_args = 0;
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62 _stack_offset = wordSize; // don't overwrite return address
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63 #endif // _WIN64
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64 #endif // AMD64
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65 }
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66
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67 // Code generation
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68 void generate(uint64_t fingerprint);
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69
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70 // Code generation support
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71 static Register from();
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72 static Register to();
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73 static Register temp();
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74 };