mirror of
https://github.com/openjdk/jdk.git
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247 lines
8.2 KiB
C++
247 lines
8.2 KiB
C++
/*
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* Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef CPU_X86_VM_STUBROUTINES_X86_HPP
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#define CPU_X86_VM_STUBROUTINES_X86_HPP
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// This file holds the platform specific parts of the StubRoutines
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// definition. See stubRoutines.hpp for a description on how to
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// extend it.
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static bool returns_to_call_stub(address return_pc) { return return_pc == _call_stub_return_address; }
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enum platform_dependent_constants {
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code_size1 = 20000 LP64_ONLY(+10000), // simply increase if too small (assembler will crash if too small)
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code_size2 = 35300 LP64_ONLY(+10000) // simply increase if too small (assembler will crash if too small)
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};
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class x86 {
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friend class StubGenerator;
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friend class VMStructs;
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#ifdef _LP64
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private:
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static address _get_previous_fp_entry;
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static address _get_previous_sp_entry;
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static address _f2i_fixup;
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static address _f2l_fixup;
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static address _d2i_fixup;
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static address _d2l_fixup;
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static address _float_sign_mask;
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static address _float_sign_flip;
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static address _double_sign_mask;
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static address _double_sign_flip;
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static address _method_entry_barrier;
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public:
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static address method_entry_barrier() {
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return _method_entry_barrier;
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}
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static address get_previous_fp_entry() {
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return _get_previous_fp_entry;
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}
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static address get_previous_sp_entry() {
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return _get_previous_sp_entry;
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}
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static address f2i_fixup() {
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return _f2i_fixup;
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}
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static address f2l_fixup() {
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return _f2l_fixup;
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}
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static address d2i_fixup() {
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return _d2i_fixup;
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}
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static address d2l_fixup() {
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return _d2l_fixup;
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}
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static address float_sign_mask() {
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return _float_sign_mask;
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}
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static address float_sign_flip() {
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return _float_sign_flip;
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}
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static address double_sign_mask() {
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return _double_sign_mask;
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}
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static address double_sign_flip() {
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return _double_sign_flip;
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}
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#else // !LP64
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private:
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static address _verify_fpu_cntrl_wrd_entry;
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public:
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static address verify_fpu_cntrl_wrd_entry() { return _verify_fpu_cntrl_wrd_entry; }
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#endif // !LP64
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private:
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static address _verify_mxcsr_entry;
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// shuffle mask for fixing up 128-bit words consisting of big-endian 32-bit integers
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static address _key_shuffle_mask_addr;
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//shuffle mask for big-endian 128-bit integers
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static address _counter_shuffle_mask_addr;
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// masks and table for CRC32
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static uint64_t _crc_by128_masks[];
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static juint _crc_table[];
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// table for CRC32C
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static juint* _crc32c_table;
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// swap mask for ghash
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static address _ghash_long_swap_mask_addr;
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static address _ghash_byte_swap_mask_addr;
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// upper word mask for sha1
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static address _upper_word_mask_addr;
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// byte flip mask for sha1
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static address _shuffle_byte_flip_mask_addr;
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//k256 table for sha256
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static juint _k256[];
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static address _k256_adr;
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#ifdef _LP64
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static juint _k256_W[];
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static address _k256_W_adr;
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static julong _k512_W[];
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static address _k512_W_addr;
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// byte flip mask for sha512
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static address _pshuffle_byte_flip_mask_addr_sha512;
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// Masks for base64
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static address _base64_charset;
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static address _bswap_mask;
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static address _gather_mask;
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static address _right_shift_mask;
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static address _left_shift_mask;
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static address _and_mask;
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static address _url_charset;
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#endif
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// byte flip mask for sha256
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static address _pshuffle_byte_flip_mask_addr;
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//tables common for LIBM sin and cos
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static juint _ONEHALF[];
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static address _ONEHALF_adr;
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static juint _P_2[];
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static address _P_2_adr;
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static juint _SC_4[];
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static address _SC_4_adr;
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static juint _Ctable[];
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static address _Ctable_adr;
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static juint _SC_2[];
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static address _SC_2_adr;
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static juint _SC_3[];
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static address _SC_3_adr;
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static juint _SC_1[];
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static address _SC_1_adr;
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static juint _PI_INV_TABLE[];
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static address _PI_INV_TABLE_adr;
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static juint _PI_4[];
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static address _PI_4_adr;
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static juint _PI32INV[];
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static address _PI32INV_adr;
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static juint _SIGN_MASK[];
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static address _SIGN_MASK_adr;
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static juint _P_1[];
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static address _P_1_adr;
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static juint _P_3[];
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static address _P_3_adr;
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static juint _NEG_ZERO[];
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static address _NEG_ZERO_adr;
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//tables common for LIBM sincos and tancot
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static juint _L_2il0floatpacket_0[];
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static address _L_2il0floatpacket_0_adr;
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static juint _Pi4Inv[];
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static address _Pi4Inv_adr;
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static juint _Pi4x3[];
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static address _Pi4x3_adr;
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static juint _Pi4x4[];
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static address _Pi4x4_adr;
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static juint _ones[];
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static address _ones_adr;
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public:
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static address verify_mxcsr_entry() { return _verify_mxcsr_entry; }
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static address key_shuffle_mask_addr() { return _key_shuffle_mask_addr; }
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static address counter_shuffle_mask_addr() { return _counter_shuffle_mask_addr; }
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static address crc_by128_masks_addr() { return (address)_crc_by128_masks; }
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static address ghash_long_swap_mask_addr() { return _ghash_long_swap_mask_addr; }
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static address ghash_byte_swap_mask_addr() { return _ghash_byte_swap_mask_addr; }
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static address upper_word_mask_addr() { return _upper_word_mask_addr; }
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static address shuffle_byte_flip_mask_addr() { return _shuffle_byte_flip_mask_addr; }
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static address k256_addr() { return _k256_adr; }
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#ifdef _LP64
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static address k256_W_addr() { return _k256_W_adr; }
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static address k512_W_addr() { return _k512_W_addr; }
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static address pshuffle_byte_flip_mask_addr_sha512() { return _pshuffle_byte_flip_mask_addr_sha512; }
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static address base64_charset_addr() { return _base64_charset; }
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static address base64url_charset_addr() { return _url_charset; }
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static address base64_bswap_mask_addr() { return _bswap_mask; }
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static address base64_gather_mask_addr() { return _gather_mask; }
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static address base64_right_shift_mask_addr() { return _right_shift_mask; }
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static address base64_left_shift_mask_addr() { return _left_shift_mask; }
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static address base64_and_mask_addr() { return _and_mask; }
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#endif
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static address pshuffle_byte_flip_mask_addr() { return _pshuffle_byte_flip_mask_addr; }
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static void generate_CRC32C_table(bool is_pclmulqdq_supported);
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static address _ONEHALF_addr() { return _ONEHALF_adr; }
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static address _P_2_addr() { return _P_2_adr; }
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static address _SC_4_addr() { return _SC_4_adr; }
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static address _Ctable_addr() { return _Ctable_adr; }
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static address _SC_2_addr() { return _SC_2_adr; }
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static address _SC_3_addr() { return _SC_3_adr; }
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static address _SC_1_addr() { return _SC_1_adr; }
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static address _PI_INV_TABLE_addr() { return _PI_INV_TABLE_adr; }
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static address _PI_4_addr() { return _PI_4_adr; }
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static address _PI32INV_addr() { return _PI32INV_adr; }
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static address _SIGN_MASK_addr() { return _SIGN_MASK_adr; }
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static address _P_1_addr() { return _P_1_adr; }
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static address _P_3_addr() { return _P_3_adr; }
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static address _NEG_ZERO_addr() { return _NEG_ZERO_adr; }
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static address _L_2il0floatpacket_0_addr() { return _L_2il0floatpacket_0_adr; }
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static address _Pi4Inv_addr() { return _Pi4Inv_adr; }
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static address _Pi4x3_addr() { return _Pi4x3_adr; }
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static address _Pi4x4_addr() { return _Pi4x4_adr; }
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static address _ones_addr() { return _ones_adr; }
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};
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#endif // CPU_X86_VM_STUBROUTINES_X86_HPP
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