Mercurial > hg > truffle
annotate src/cpu/x86/vm/stubRoutines_x86_64.hpp @ 12962:5ccbab1c69f3
8026251: New type profiling points: parameters to methods
Summary: x86 interpreter and c1 type profiling for parameters on method entries
Reviewed-by: kvn, twisti
| author | roland |
|---|---|
| date | Tue, 22 Oct 2013 09:51:47 +0200 |
| parents | 0f57ccdb9084 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
|
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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. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef CPU_X86_VM_STUBROUTINES_X86_64_HPP |
| 26 #define CPU_X86_VM_STUBROUTINES_X86_64_HPP | |
| 27 | |
| 0 | 28 // This file holds the platform specific parts of the StubRoutines |
| 29 // definition. See stubRoutines.hpp for a description on how to | |
| 30 // extend it. | |
| 31 | |
| 32 static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; } | |
| 33 | |
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34 enum platform_dependent_constants { |
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35 code_size1 = 19000, // simply increase if too small (assembler will crash if too small) |
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36 code_size2 = 22000 // simply increase if too small (assembler will crash if too small) |
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37 }; |
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38 |
| 304 | 39 class x86 { |
| 0 | 40 friend class StubGenerator; |
| 41 | |
| 42 private: | |
| 43 static address _get_previous_fp_entry; | |
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44 static address _get_previous_sp_entry; |
| 0 | 45 |
| 46 static address _f2i_fixup; | |
| 47 static address _f2l_fixup; | |
| 48 static address _d2i_fixup; | |
| 49 static address _d2l_fixup; | |
| 50 | |
| 51 static address _float_sign_mask; | |
| 52 static address _float_sign_flip; | |
| 53 static address _double_sign_mask; | |
| 54 static address _double_sign_flip; | |
| 55 | |
| 56 public: | |
| 57 | |
| 58 static address get_previous_fp_entry() | |
| 59 { | |
| 60 return _get_previous_fp_entry; | |
| 61 } | |
| 62 | |
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63 static address get_previous_sp_entry() |
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64 { |
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65 return _get_previous_sp_entry; |
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66 } |
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67 |
| 0 | 68 static address f2i_fixup() |
| 69 { | |
| 70 return _f2i_fixup; | |
| 71 } | |
| 72 | |
| 73 static address f2l_fixup() | |
| 74 { | |
| 75 return _f2l_fixup; | |
| 76 } | |
| 77 | |
| 78 static address d2i_fixup() | |
| 79 { | |
| 80 return _d2i_fixup; | |
| 81 } | |
| 82 | |
| 83 static address d2l_fixup() | |
| 84 { | |
| 85 return _d2l_fixup; | |
| 86 } | |
| 87 | |
| 88 static address float_sign_mask() | |
| 89 { | |
| 90 return _float_sign_mask; | |
| 91 } | |
| 92 | |
| 93 static address float_sign_flip() | |
| 94 { | |
| 95 return _float_sign_flip; | |
| 96 } | |
| 97 | |
| 98 static address double_sign_mask() | |
| 99 { | |
| 100 return _double_sign_mask; | |
| 101 } | |
| 102 | |
| 103 static address double_sign_flip() | |
| 104 { | |
| 105 return _double_sign_flip; | |
| 106 } | |
| 107 | |
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108 # include "stubRoutines_x86.hpp" |
| 6894 | 109 |
| 0 | 110 }; |
| 1972 | 111 |
| 112 #endif // CPU_X86_VM_STUBROUTINES_X86_64_HPP |