1 /* 2 * Copyright (c) 2013, 2015, 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 */ 24 25 #ifndef CPU_X86_VM_STUBROUTINES_X86_HPP 26 #define CPU_X86_VM_STUBROUTINES_X86_HPP 27 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 private: 33 static address _verify_mxcsr_entry; 34 // shuffle mask for fixing up 128-bit words consisting of big-endian 32-bit integers 35 static address _key_shuffle_mask_addr; 36 37 //shuffle mask for big-endian 128-bit integers 38 static address _counter_shuffle_mask_addr; 39 40 // masks and table for CRC32 41 static uint64_t _crc_by128_masks[]; 42 static juint _crc_table[]; 43 // table for CRC32C 44 static juint* _crc32c_table; 45 // swap mask for ghash 46 static address _ghash_long_swap_mask_addr; 47 static address _ghash_byte_swap_mask_addr; 48 49 // upper word mask for sha1 50 static address _upper_word_mask_addr; 51 // byte flip mask for sha1 52 static address _shuffle_byte_flip_mask_addr; 53 54 //k256 table for sha256 55 static juint _k256[]; 56 static address _k256_adr; 57 // byte flip mask for sha256 58 static address _pshuffle_byte_flip_mask_addr; 59 60 public: 61 static address verify_mxcsr_entry() { return _verify_mxcsr_entry; } 62 static address key_shuffle_mask_addr() { return _key_shuffle_mask_addr; } 63 static address counter_shuffle_mask_addr() { return _counter_shuffle_mask_addr; } 64 static address crc_by128_masks_addr() { return (address)_crc_by128_masks; } 65 static address ghash_long_swap_mask_addr() { return _ghash_long_swap_mask_addr; } 66 static address ghash_byte_swap_mask_addr() { return _ghash_byte_swap_mask_addr; } 67 static address upper_word_mask_addr() { return _upper_word_mask_addr; } 68 static address shuffle_byte_flip_mask_addr() { return _shuffle_byte_flip_mask_addr; } 69 static address k256_addr() { return _k256_adr; } 70 static address pshuffle_byte_flip_mask_addr() { return _pshuffle_byte_flip_mask_addr; } 71 static void generate_CRC32C_table(bool is_pclmulqdq_supported); 72 #endif // CPU_X86_VM_STUBROUTINES_X86_32_HPP