| /* |
| * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef CPU_X86_VM_STUBROUTINES_X86_HPP |
| #define CPU_X86_VM_STUBROUTINES_X86_HPP |
| |
| // This file holds the platform specific parts of the StubRoutines |
| // definition. See stubRoutines.hpp for a description on how to |
| // extend it. |
| |
| static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; } |
| |
| enum platform_dependent_constants { |
| code_size1 = 20000 LP64_ONLY(+10000), // simply increase if too small (assembler will crash if too small) |
| code_size2 = 33800 LP64_ONLY(+10000) // simply increase if too small (assembler will crash if too small) |
| }; |
| |
| class x86 { |
| friend class StubGenerator; |
| friend class VMStructs; |
| |
| #ifdef _LP64 |
| private: |
| static address _get_previous_fp_entry; |
| static address _get_previous_sp_entry; |
| |
| static address _f2i_fixup; |
| static address _f2l_fixup; |
| static address _d2i_fixup; |
| static address _d2l_fixup; |
| |
| static address _float_sign_mask; |
| static address _float_sign_flip; |
| static address _double_sign_mask; |
| static address _double_sign_flip; |
| |
| public: |
| |
| static address get_previous_fp_entry() { |
| return _get_previous_fp_entry; |
| } |
| |
| static address get_previous_sp_entry() { |
| return _get_previous_sp_entry; |
| } |
| |
| static address f2i_fixup() { |
| return _f2i_fixup; |
| } |
| |
| static address f2l_fixup() { |
| return _f2l_fixup; |
| } |
| |
| static address d2i_fixup() { |
| return _d2i_fixup; |
| } |
| |
| static address d2l_fixup() { |
| return _d2l_fixup; |
| } |
| |
| static address float_sign_mask() { |
| return _float_sign_mask; |
| } |
| |
| static address float_sign_flip() { |
| return _float_sign_flip; |
| } |
| |
| static address double_sign_mask() { |
| return _double_sign_mask; |
| } |
| |
| static address double_sign_flip() { |
| return _double_sign_flip; |
| } |
| #else // !LP64 |
| |
| private: |
| static address _verify_fpu_cntrl_wrd_entry; |
| |
| public: |
| static address verify_fpu_cntrl_wrd_entry() { return _verify_fpu_cntrl_wrd_entry; } |
| |
| #endif // !LP64 |
| |
| private: |
| static address _verify_mxcsr_entry; |
| // shuffle mask for fixing up 128-bit words consisting of big-endian 32-bit integers |
| static address _key_shuffle_mask_addr; |
| |
| //shuffle mask for big-endian 128-bit integers |
| static address _counter_shuffle_mask_addr; |
| |
| // masks and table for CRC32 |
| static uint64_t _crc_by128_masks[]; |
| static juint _crc_table[]; |
| // table for CRC32C |
| static juint* _crc32c_table; |
| // swap mask for ghash |
| static address _ghash_long_swap_mask_addr; |
| static address _ghash_byte_swap_mask_addr; |
| |
| // upper word mask for sha1 |
| static address _upper_word_mask_addr; |
| // byte flip mask for sha1 |
| static address _shuffle_byte_flip_mask_addr; |
| |
| //k256 table for sha256 |
| static juint _k256[]; |
| static address _k256_adr; |
| #ifdef _LP64 |
| static juint _k256_W[]; |
| static address _k256_W_adr; |
| static julong _k512_W[]; |
| static address _k512_W_addr; |
| // byte flip mask for sha512 |
| static address _pshuffle_byte_flip_mask_addr_sha512; |
| #endif |
| // byte flip mask for sha256 |
| static address _pshuffle_byte_flip_mask_addr; |
| |
| //tables common for LIBM sin and cos |
| static juint _ONEHALF[]; |
| static address _ONEHALF_adr; |
| static juint _P_2[]; |
| static address _P_2_adr; |
| static juint _SC_4[]; |
| static address _SC_4_adr; |
| static juint _Ctable[]; |
| static address _Ctable_adr; |
| static juint _SC_2[]; |
| static address _SC_2_adr; |
| static juint _SC_3[]; |
| static address _SC_3_adr; |
| static juint _SC_1[]; |
| static address _SC_1_adr; |
| static juint _PI_INV_TABLE[]; |
| static address _PI_INV_TABLE_adr; |
| static juint _PI_4[]; |
| static address _PI_4_adr; |
| static juint _PI32INV[]; |
| static address _PI32INV_adr; |
| static juint _SIGN_MASK[]; |
| static address _SIGN_MASK_adr; |
| static juint _P_1[]; |
| static address _P_1_adr; |
| static juint _P_3[]; |
| static address _P_3_adr; |
| static juint _NEG_ZERO[]; |
| static address _NEG_ZERO_adr; |
| |
| //tables common for LIBM sincos and tancot |
| static juint _L_2il0floatpacket_0[]; |
| static address _L_2il0floatpacket_0_adr; |
| static juint _Pi4Inv[]; |
| static address _Pi4Inv_adr; |
| static juint _Pi4x3[]; |
| static address _Pi4x3_adr; |
| static juint _Pi4x4[]; |
| static address _Pi4x4_adr; |
| static juint _ones[]; |
| static address _ones_adr; |
| |
| public: |
| static address verify_mxcsr_entry() { return _verify_mxcsr_entry; } |
| static address key_shuffle_mask_addr() { return _key_shuffle_mask_addr; } |
| static address counter_shuffle_mask_addr() { return _counter_shuffle_mask_addr; } |
| static address crc_by128_masks_addr() { return (address)_crc_by128_masks; } |
| static address ghash_long_swap_mask_addr() { return _ghash_long_swap_mask_addr; } |
| static address ghash_byte_swap_mask_addr() { return _ghash_byte_swap_mask_addr; } |
| static address upper_word_mask_addr() { return _upper_word_mask_addr; } |
| static address shuffle_byte_flip_mask_addr() { return _shuffle_byte_flip_mask_addr; } |
| static address k256_addr() { return _k256_adr; } |
| #ifdef _LP64 |
| static address k256_W_addr() { return _k256_W_adr; } |
| static address k512_W_addr() { return _k512_W_addr; } |
| static address pshuffle_byte_flip_mask_addr_sha512() { return _pshuffle_byte_flip_mask_addr_sha512; } |
| #endif |
| static address pshuffle_byte_flip_mask_addr() { return _pshuffle_byte_flip_mask_addr; } |
| static void generate_CRC32C_table(bool is_pclmulqdq_supported); |
| static address _ONEHALF_addr() { return _ONEHALF_adr; } |
| static address _P_2_addr() { return _P_2_adr; } |
| static address _SC_4_addr() { return _SC_4_adr; } |
| static address _Ctable_addr() { return _Ctable_adr; } |
| static address _SC_2_addr() { return _SC_2_adr; } |
| static address _SC_3_addr() { return _SC_3_adr; } |
| static address _SC_1_addr() { return _SC_1_adr; } |
| static address _PI_INV_TABLE_addr() { return _PI_INV_TABLE_adr; } |
| static address _PI_4_addr() { return _PI_4_adr; } |
| static address _PI32INV_addr() { return _PI32INV_adr; } |
| static address _SIGN_MASK_addr() { return _SIGN_MASK_adr; } |
| static address _P_1_addr() { return _P_1_adr; } |
| static address _P_3_addr() { return _P_3_adr; } |
| static address _NEG_ZERO_addr() { return _NEG_ZERO_adr; } |
| static address _L_2il0floatpacket_0_addr() { return _L_2il0floatpacket_0_adr; } |
| static address _Pi4Inv_addr() { return _Pi4Inv_adr; } |
| static address _Pi4x3_addr() { return _Pi4x3_adr; } |
| static address _Pi4x4_addr() { return _Pi4x4_adr; } |
| static address _ones_addr() { return _ones_adr; } |
| |
| }; |
| |
| #endif // CPU_X86_VM_STUBROUTINES_X86_HPP |