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src/cpu/x86/vm/stubRoutines_x86_64.hpp@daaf806995b3 (annotated)
src/cpu/x86/vm/stubRoutines_x86_64.hpp
Wed, 17 Feb 2016 13:40:12 +0300
- author
- igerasim
- date
- Wed, 17 Feb 2016 13:40:12 +0300
- changeset 8307
- daaf806995b3
- parent 5439
- 0f57ccdb9084
- child 8604
- 04d83ba48607
- child 9742
- 9f614da5f371
- permissions
- -rw-r--r--
8081778: Use Intel x64 CPU instructions for RSA acceleration
Summary: Add intrinsics for BigInteger squareToLen and mulAdd methods.
Reviewed-by: kvn, jrose
| duke@435 | 1 | /* |
| drchase@5353 | 2 | * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. |
| duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| duke@435 | 4 | * |
| duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
| duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| duke@435 | 7 | * published by the Free Software Foundation. |
| duke@435 | 8 | * |
| duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| duke@435 | 13 | * accompanied this code). |
| duke@435 | 14 | * |
| duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
| duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| duke@435 | 18 | * |
| trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
| trims@1907 | 21 | * questions. |
| duke@435 | 22 | * |
| duke@435 | 23 | */ |
| duke@435 | 24 | |
| stefank@2314 | 25 | #ifndef CPU_X86_VM_STUBROUTINES_X86_64_HPP |
| stefank@2314 | 26 | #define CPU_X86_VM_STUBROUTINES_X86_64_HPP |
| stefank@2314 | 27 | |
| duke@435 | 28 | // This file holds the platform specific parts of the StubRoutines |
| duke@435 | 29 | // definition. See stubRoutines.hpp for a description on how to |
| duke@435 | 30 | // extend it. |
| duke@435 | 31 | |
| duke@435 | 32 | static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; } |
| duke@435 | 33 | |
| twisti@1734 | 34 | enum platform_dependent_constants { |
| twisti@1734 | 35 | code_size1 = 19000, // simply increase if too small (assembler will crash if too small) |
| igerasim@8307 | 36 | code_size2 = 23000 // simply increase if too small (assembler will crash if too small) |
| twisti@1734 | 37 | }; |
| twisti@1734 | 38 | |
| never@739 | 39 | class x86 { |
| duke@435 | 40 | friend class StubGenerator; |
| duke@435 | 41 | |
| duke@435 | 42 | private: |
| duke@435 | 43 | static address _get_previous_fp_entry; |
| roland@3606 | 44 | static address _get_previous_sp_entry; |
| duke@435 | 45 | |
| duke@435 | 46 | static address _f2i_fixup; |
| duke@435 | 47 | static address _f2l_fixup; |
| duke@435 | 48 | static address _d2i_fixup; |
| duke@435 | 49 | static address _d2l_fixup; |
| duke@435 | 50 | |
| duke@435 | 51 | static address _float_sign_mask; |
| duke@435 | 52 | static address _float_sign_flip; |
| duke@435 | 53 | static address _double_sign_mask; |
| duke@435 | 54 | static address _double_sign_flip; |
| duke@435 | 55 | |
| duke@435 | 56 | public: |
| duke@435 | 57 | |
| duke@435 | 58 | static address get_previous_fp_entry() |
| duke@435 | 59 | { |
| duke@435 | 60 | return _get_previous_fp_entry; |
| duke@435 | 61 | } |
| duke@435 | 62 | |
| roland@3606 | 63 | static address get_previous_sp_entry() |
| roland@3606 | 64 | { |
| roland@3606 | 65 | return _get_previous_sp_entry; |
| roland@3606 | 66 | } |
| roland@3606 | 67 | |
| duke@435 | 68 | static address f2i_fixup() |
| duke@435 | 69 | { |
| duke@435 | 70 | return _f2i_fixup; |
| duke@435 | 71 | } |
| duke@435 | 72 | |
| duke@435 | 73 | static address f2l_fixup() |
| duke@435 | 74 | { |
| duke@435 | 75 | return _f2l_fixup; |
| duke@435 | 76 | } |
| duke@435 | 77 | |
| duke@435 | 78 | static address d2i_fixup() |
| duke@435 | 79 | { |
| duke@435 | 80 | return _d2i_fixup; |
| duke@435 | 81 | } |
| duke@435 | 82 | |
| duke@435 | 83 | static address d2l_fixup() |
| duke@435 | 84 | { |
| duke@435 | 85 | return _d2l_fixup; |
| duke@435 | 86 | } |
| duke@435 | 87 | |
| duke@435 | 88 | static address float_sign_mask() |
| duke@435 | 89 | { |
| duke@435 | 90 | return _float_sign_mask; |
| duke@435 | 91 | } |
| duke@435 | 92 | |
| duke@435 | 93 | static address float_sign_flip() |
| duke@435 | 94 | { |
| duke@435 | 95 | return _float_sign_flip; |
| duke@435 | 96 | } |
| duke@435 | 97 | |
| duke@435 | 98 | static address double_sign_mask() |
| duke@435 | 99 | { |
| duke@435 | 100 | return _double_sign_mask; |
| duke@435 | 101 | } |
| duke@435 | 102 | |
| duke@435 | 103 | static address double_sign_flip() |
| duke@435 | 104 | { |
| duke@435 | 105 | return _double_sign_flip; |
| duke@435 | 106 | } |
| duke@435 | 107 | |
| drchase@5353 | 108 | # include "stubRoutines_x86.hpp" |
| kvn@4205 | 109 | |
| duke@435 | 110 | }; |
| stefank@2314 | 111 | |
| stefank@2314 | 112 | #endif // CPU_X86_VM_STUBROUTINES_X86_64_HPP |
