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;;
;; Copyright (c) 2018, Intel Corporation
;;
;; Redistribution and use in source and binary forms, with or without
;; modification, are permitted provided that the following conditions are met:
;;
;; * Redistributions of source code must retain the above copyright notice,
;; this list of conditions and the following disclaimer.
;; * Redistributions in binary form must reproduce the above copyright
;; notice, this list of conditions and the following disclaimer in the
;; documentation and/or other materials provided with the distribution.
;; * Neither the name of Intel Corporation nor the names of its contributors
;; may be used to endorse or promote products derived from this software
;; without specific prior written permission.
;;
;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
;; AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
;; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
;; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
;; FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
;; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
;; SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
;; CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
;; OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
;; OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
;;
%include "include/os.asm"
section .data
default rel
MKGLOBAL(len_shift_tab,data,internal)
MKGLOBAL(len_mask_tab,data,internal)
MKGLOBAL(padding_0x80_tab16,data,internal)
MKGLOBAL(shift_tab_16,data,internal)
;;; The following tables are used to insert a word into
;;; a SIMD register and must be defined together.
;;; If resized, update len_tab_diff definition in const.inc module.
;;; Other modifications may require updates to dependant modules.
;;; Table used to shuffle word to correct index
;;; Used by macros:
;;; - PINSRW_COMMON
;;; - XPINSRW
;;; - XVPINSRW
align 16
len_shift_tab:
db 0x00, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
db 0xff, 0xff, 0x00, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
db 0xff, 0xff, 0xff, 0xff, 0x00, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01, 0xff, 0xff, 0xff, 0xff,
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01, 0xff, 0xff,
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01
;;; Table used to zero index
align 16
len_mask_tab:
dw 0x0000, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
dw 0xffff, 0x0000, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
dw 0xffff, 0xffff, 0x0000, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
dw 0xffff, 0xffff, 0xffff, 0x0000, 0xffff, 0xffff, 0xffff, 0xffff,
dw 0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0xffff, 0xffff, 0xffff,
dw 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0xffff, 0xffff,
dw 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0x0000, 0xffff,
dw 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0x0000
;;; Table to do 0x80 byte shift for padding prefix
align 16
padding_0x80_tab16:
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
;;; Table for shifting bytes in 128 bit SIMD register
align 16
shift_tab_16:
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
db 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
db 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
db 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
%ifdef LINUX
section .note.GNU-stack noalloc noexec nowrite progbits
%endif
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