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;;
;; Copyright (c) 2012-2018, 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.
;;
; Routine to do AES key expansion
%include "os.asm"
%macro key_expansion_128_sse 0
;; Assumes the xmm3 includes all zeros at this point.
pshufd xmm2, xmm2, 11111111b
shufps xmm3, xmm1, 00010000b
pxor xmm1, xmm3
shufps xmm3, xmm1, 10001100b
pxor xmm1, xmm3
pxor xmm1, xmm2
%endmacro
%macro key_expansion_128_avx 0
;; Assumes the xmm3 includes all zeros at this point.
vpshufd xmm2, xmm2, 11111111b
vshufps xmm3, xmm3, xmm1, 00010000b
vpxor xmm1, xmm1, xmm3
vshufps xmm3, xmm3, xmm1, 10001100b
vpxor xmm1, xmm1, xmm3
vpxor xmm1, xmm1, xmm2
%endmacro
%ifdef LINUX
%define KEY rdi
%define EXP_ENC_KEYS rsi
%define EXP_DEC_KEYS rdx
%else
%define KEY rcx
%define EXP_ENC_KEYS rdx
%define EXP_DEC_KEYS r8
%endif
section .text
; void aes_keyexp_128(UINT128 *key,
; UINT128 *enc_exp_keys,
; UINT128 *dec_exp_keys);
;
; arg 1: rcx: pointer to key
; arg 2: rdx: pointer to expanded key array for encrypt
; arg 3: r8: pointer to expanded key array for decrypt
;
MKGLOBAL(aes_keyexp_128_sse,function,)
aes_keyexp_128_sse:
movdqu xmm1, [KEY] ; loading the AES key
movdqa [EXP_ENC_KEYS + 16*0], xmm1
movdqa [EXP_DEC_KEYS + 16*10], xmm1 ; Storing key in memory
pxor xmm3, xmm3
aeskeygenassist xmm2, xmm1, 0x1 ; Generating round key 1
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*1], xmm1
aesimc xmm4, xmm1
movdqa [EXP_DEC_KEYS + 16*9], xmm4
aeskeygenassist xmm2, xmm1, 0x2 ; Generating round key 2
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*2], xmm1
aesimc xmm5, xmm1
movdqa [EXP_DEC_KEYS + 16*8], xmm5
aeskeygenassist xmm2, xmm1, 0x4 ; Generating round key 3
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*3], xmm1
aesimc xmm4, xmm1
movdqa [EXP_DEC_KEYS + 16*7], xmm4
aeskeygenassist xmm2, xmm1, 0x8 ; Generating round key 4
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*4], xmm1
aesimc xmm5, xmm1
movdqa [EXP_DEC_KEYS + 16*6], xmm5
aeskeygenassist xmm2, xmm1, 0x10 ; Generating round key 5
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*5], xmm1
aesimc xmm4, xmm1
movdqa [EXP_DEC_KEYS + 16*5], xmm4
aeskeygenassist xmm2, xmm1, 0x20 ; Generating round key 6
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*6], xmm1
aesimc xmm5, xmm1
movdqa [EXP_DEC_KEYS + 16*4], xmm5
aeskeygenassist xmm2, xmm1, 0x40 ; Generating round key 7
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*7], xmm1
aesimc xmm4, xmm1
movdqa [EXP_DEC_KEYS + 16*3], xmm4
aeskeygenassist xmm2, xmm1, 0x80 ; Generating round key 8
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*8], xmm1
aesimc xmm5, xmm1
movdqa [EXP_DEC_KEYS + 16*2], xmm5
aeskeygenassist xmm2, xmm1, 0x1b ; Generating round key 9
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*9], xmm1
aesimc xmm4, xmm1
movdqa [EXP_DEC_KEYS + 16*1], xmm4
aeskeygenassist xmm2, xmm1, 0x36 ; Generating round key 10
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*10], xmm1
movdqa [EXP_DEC_KEYS + 16*0], xmm1
ret
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
MKGLOBAL(aes_keyexp_128_avx,function,)
aes_keyexp_128_avx:
vmovdqu xmm1, [KEY] ; loading the AES key
vmovdqa [EXP_ENC_KEYS + 16*0], xmm1
vmovdqa [EXP_DEC_KEYS + 16*10], xmm1 ; Storing key in memory
vpxor xmm3, xmm3, xmm3
vaeskeygenassist xmm2, xmm1, 0x1 ; Generating round key 1
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*1], xmm1
vaesimc xmm4, xmm1
vmovdqa [EXP_DEC_KEYS + 16*9], xmm4
vaeskeygenassist xmm2, xmm1, 0x2 ; Generating round key 2
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*2], xmm1
vaesimc xmm5, xmm1
vmovdqa [EXP_DEC_KEYS + 16*8], xmm5
vaeskeygenassist xmm2, xmm1, 0x4 ; Generating round key 3
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*3], xmm1
vaesimc xmm4, xmm1
vmovdqa [EXP_DEC_KEYS + 16*7], xmm4
vaeskeygenassist xmm2, xmm1, 0x8 ; Generating round key 4
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*4], xmm1
vaesimc xmm5, xmm1
vmovdqa [EXP_DEC_KEYS + 16*6], xmm5
vaeskeygenassist xmm2, xmm1, 0x10 ; Generating round key 5
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*5], xmm1
vaesimc xmm4, xmm1
vmovdqa [EXP_DEC_KEYS + 16*5], xmm4
vaeskeygenassist xmm2, xmm1, 0x20 ; Generating round key 6
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*6], xmm1
vaesimc xmm5, xmm1
vmovdqa [EXP_DEC_KEYS + 16*4], xmm5
vaeskeygenassist xmm2, xmm1, 0x40 ; Generating round key 7
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*7], xmm1
vaesimc xmm4, xmm1
vmovdqa [EXP_DEC_KEYS + 16*3], xmm4
vaeskeygenassist xmm2, xmm1, 0x80 ; Generating round key 8
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*8], xmm1
vaesimc xmm5, xmm1
vmovdqa [EXP_DEC_KEYS + 16*2], xmm5
vaeskeygenassist xmm2, xmm1, 0x1b ; Generating round key 9
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*9], xmm1
vaesimc xmm4, xmm1
vmovdqa [EXP_DEC_KEYS + 16*1], xmm4
vaeskeygenassist xmm2, xmm1, 0x36 ; Generating round key 10
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*10], xmm1
vmovdqa [EXP_DEC_KEYS + 16*0], xmm1
ret
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; void aes_keyexp_128_enc_sse(UINT128 *key,
; UINT128 *enc_exp_keys);
;
; arg 1: rcx: pointer to key
; arg 2: rdx: pointer to expanded key array for encrypt
;
MKGLOBAL(aes_keyexp_128_enc_sse,function,)
aes_keyexp_128_enc_sse:
movdqu xmm1, [KEY] ; loading the AES key
movdqa [EXP_ENC_KEYS + 16*0], xmm1
pxor xmm3, xmm3
aeskeygenassist xmm2, xmm1, 0x1 ; Generating round key 1
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*1], xmm1
aeskeygenassist xmm2, xmm1, 0x2 ; Generating round key 2
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*2], xmm1
aeskeygenassist xmm2, xmm1, 0x4 ; Generating round key 3
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*3], xmm1
aeskeygenassist xmm2, xmm1, 0x8 ; Generating round key 4
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*4], xmm1
aeskeygenassist xmm2, xmm1, 0x10 ; Generating round key 5
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*5], xmm1
aeskeygenassist xmm2, xmm1, 0x20 ; Generating round key 6
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*6], xmm1
aeskeygenassist xmm2, xmm1, 0x40 ; Generating round key 7
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*7], xmm1
aeskeygenassist xmm2, xmm1, 0x80 ; Generating round key 8
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*8], xmm1
aeskeygenassist xmm2, xmm1, 0x1b ; Generating round key 9
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*9], xmm1
aeskeygenassist xmm2, xmm1, 0x36 ; Generating round key 10
key_expansion_128_sse
movdqa [EXP_ENC_KEYS + 16*10], xmm1
ret
MKGLOBAL(aes_keyexp_128_enc_avx,function,)
aes_keyexp_128_enc_avx:
vmovdqu xmm1, [KEY] ; loading the AES key
vmovdqa [EXP_ENC_KEYS + 16*0], xmm1
vpxor xmm3, xmm3, xmm3
vaeskeygenassist xmm2, xmm1, 0x1 ; Generating round key 1
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*1], xmm1
vaeskeygenassist xmm2, xmm1, 0x2 ; Generating round key 2
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*2], xmm1
vaeskeygenassist xmm2, xmm1, 0x4 ; Generating round key 3
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*3], xmm1
vaeskeygenassist xmm2, xmm1, 0x8 ; Generating round key 4
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*4], xmm1
vaeskeygenassist xmm2, xmm1, 0x10 ; Generating round key 5
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*5], xmm1
vaeskeygenassist xmm2, xmm1, 0x20 ; Generating round key 6
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*6], xmm1
vaeskeygenassist xmm2, xmm1, 0x40 ; Generating round key 7
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*7], xmm1
vaeskeygenassist xmm2, xmm1, 0x80 ; Generating round key 8
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*8], xmm1
vaeskeygenassist xmm2, xmm1, 0x1b ; Generating round key 9
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*9], xmm1
vaeskeygenassist xmm2, xmm1, 0x36 ; Generating round key 10
key_expansion_128_avx
vmovdqa [EXP_ENC_KEYS + 16*10], xmm1
ret
%ifdef LINUX
section .note.GNU-stack noalloc noexec nowrite progbits
%endif
|
