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https://github.com/intel/isa-l.git
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ede04f0a1f
Previously windows build could only use yasm because some procedural items such as proc_start were not supported by nasm. This adds a few macros and fixes so nasm can be used to build on windows. Change-Id: Ia05dc3ff482f33b0f915bb1be3c7df5e4a753b3a Signed-off-by: Greg Tucker <greg.b.tucker@intel.com>
170 lines
3.8 KiB
NASM
170 lines
3.8 KiB
NASM
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; Copyright(c) 2011-2018 Intel Corporation All rights reserved.
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;
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; Redistribution and use in source and binary forms, with or without
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; modification, are permitted provided that the following conditions
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; are met:
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; * Redistributions of source code must retain the above copyright
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; notice, this list of conditions and the following disclaimer.
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; * Redistributions in binary form must reproduce the above copyright
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; notice, this list of conditions and the following disclaimer in
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; the documentation and/or other materials provided with the
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; distribution.
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; * Neither the name of Intel Corporation nor the names of its
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; contributors may be used to endorse or promote products derived
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; from this software without specific prior written permission.
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;
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; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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; A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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; OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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; SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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; LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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%include "options.asm"
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%include "lz0a_const.asm"
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%include "data_struct2.asm"
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%include "huffman.asm"
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%include "reg_sizes.asm"
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%define DICT_SLOP 8
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%define DICT_END_SLOP 4
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%ifidn __OUTPUT_FORMAT__, win64
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%define arg1 rcx
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%define arg2 rdx
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%define arg3 r8
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%define arg4 r9
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%define arg5 rdi
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%define swap1 rsi
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%define stack_size 3 * 8
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%define PS 8
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%define arg(x) [rsp + stack_size + PS*x]
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%else
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%define arg1 rdi
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%define arg2 rsi
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%define arg3 rdx
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%define arg4 rcx
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%define arg5 r8
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%define swap1 r9
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%endif
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%define hash_table arg1
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%define hash_mask arg2
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%define f_i_end arg3
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%define dict_offset arg4
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%define dict_len arg5
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%define f_i arg5
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%define f_i_tmp rax
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%define hash swap1
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%define hash2 r10
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%define hash3 r11
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%define hash4 r12
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%macro FUNC_SAVE 0
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%ifidn __OUTPUT_FORMAT__, win64
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push rsi
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push rdi
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push r12
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mov arg5 %+ d, arg(5)
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%else
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push r12
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%endif
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%endm
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%macro FUNC_RESTORE 0
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%ifidn __OUTPUT_FORMAT__, win64
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pop r12
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pop rdi
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pop rsi
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%else
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pop r12
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%endif
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%endm
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[bits 64]
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default rel
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section .text
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global isal_deflate_hash_crc_01
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isal_deflate_hash_crc_01:
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FUNC_SAVE
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neg f_i
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add f_i, f_i_end
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sub dict_offset, f_i
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sub f_i_end, DICT_SLOP
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cmp f_i, f_i_end
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jg end_main
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main_loop:
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lea f_i_tmp, [f_i + 2]
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xor hash, hash
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crc32 hash %+ d, dword [f_i + dict_offset]
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xor hash2, hash2
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crc32 hash2 %+ d, dword [f_i + dict_offset + 1]
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xor hash3, hash3
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crc32 hash3 %+ d, dword [f_i_tmp + dict_offset]
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xor hash4, hash4
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crc32 hash4 %+ d, dword [f_i_tmp + dict_offset + 1]
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and hash, hash_mask
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and hash2, hash_mask
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and hash3, hash_mask
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and hash4, hash_mask
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mov [hash_table + 2 * hash], f_i %+ w
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add f_i, 1
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mov [hash_table + 2 * hash2], f_i %+ w
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add f_i, 3
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mov [hash_table + 2 * hash3], f_i_tmp %+ w
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add f_i_tmp, 1
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mov [hash_table + 2 * hash4], f_i_tmp %+ w
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cmp f_i, f_i_end
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jle main_loop
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end_main:
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add f_i_end, DICT_SLOP - DICT_END_SLOP
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cmp f_i, f_i_end
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jg end
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end_loop:
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xor hash, hash
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crc32 hash %+ d, dword [f_i + dict_offset]
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and hash, hash_mask
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mov [hash_table + 2 * hash], f_i %+ w
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add f_i, 1
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cmp f_i, f_i_end
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jle end_loop
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end:
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FUNC_RESTORE
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ret
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