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		@ -0,0 +1,32 @@
					 | 
				
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Copyright (c) 2012, Intel Corporation  | 
				
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 | 
				
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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 are | 
				
			||||
met:  | 
				
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 | 
				
			||||
* 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.  | 
				
			||||
 | 
				
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* Neither the name of the 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.  | 
				
			||||
 | 
				
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 | 
				
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THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION ""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 INTEL CORPORATION 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. | 
				
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@ -0,0 +1,586 @@
					 | 
				
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
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; Copyright (c) 2012, Intel Corporation  | 
				
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;  | 
				
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; All rights reserved.  | 
				
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;  | 
				
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; 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.  | 
				
			||||
;  | 
				
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; * Neither the name of the 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 INTEL CORPORATION "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 INTEL CORPORATION 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. | 
				
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
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; | 
				
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; Example YASM command lines: | 
				
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; Windows:  yasm -Xvc -f x64 -rnasm -pnasm -o sha256_avx1.obj -g cv8 sha256_avx1.asm | 
				
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; Linux:    yasm -f x64 -f elf64 -X gnu -g dwarf2 -D LINUX -o sha256_avx1.o sha256_avx1.asm | 
				
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; | 
				
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
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; | 
				
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; This code is described in an Intel White-Paper: | 
				
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; "Fast SHA-256 Implementations on Intel Architecture Processors" | 
				
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; | 
				
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; To find it, surf to http://www.intel.com/p/en_US/embedded  | 
				
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; and search for that title. | 
				
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; The paper is expected to be released roughly at the end of April, 2012 | 
				
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; | 
				
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
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; This code schedules 1 blocks at a time, with 4 lanes per block | 
				
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
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 | 
				
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%define	VMOVDQ vmovdqu ;; assume buffers not aligned  | 
				
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 | 
				
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Define Macros | 
				
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 | 
				
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; addm [mem], reg | 
				
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; Add reg to mem using reg-mem add and store | 
				
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%macro addm 2 | 
				
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	add	%2, %1 | 
				
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	mov	%1, %2 | 
				
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%endm | 
				
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 | 
				
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%macro MY_ROR 2 | 
				
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	shld	%1,%1,(32-(%2)) | 
				
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%endm | 
				
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 | 
				
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
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 | 
				
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; COPY_XMM_AND_BSWAP xmm, [mem], byte_flip_mask | 
				
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; Load xmm with mem and byte swap each dword | 
				
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%macro COPY_XMM_AND_BSWAP 3 | 
				
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	VMOVDQ %1, %2 | 
				
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	vpshufb %1, %1, %3 | 
				
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%endmacro | 
				
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 | 
				
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
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 | 
				
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%define X0 xmm4 | 
				
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%define X1 xmm5 | 
				
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%define X2 xmm6 | 
				
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%define X3 xmm7 | 
				
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 | 
				
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%define XTMP0 xmm0 | 
				
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%define XTMP1 xmm1 | 
				
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%define XTMP2 xmm2 | 
				
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%define XTMP3 xmm3 | 
				
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%define XTMP4 xmm8 | 
				
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%define XFER  xmm9 | 
				
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%define XTMP5 xmm11 | 
				
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 | 
				
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%define SHUF_00BA	xmm10 ; shuffle xBxA -> 00BA | 
				
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%define SHUF_DC00	xmm12 ; shuffle xDxC -> DC00 | 
				
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%define BYTE_FLIP_MASK	xmm13 | 
				
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	 | 
				
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%ifdef LINUX | 
				
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%define NUM_BLKS rdx	; 3rd arg | 
				
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%define CTX	rsi	; 2nd arg | 
				
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%define INP	rdi	; 1st arg | 
				
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 | 
				
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%define SRND	rdi	; clobbers INP | 
				
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%define c	ecx | 
				
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%define d 	r8d | 
				
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%define e 	edx | 
				
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%else | 
				
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%define NUM_BLKS r8	; 3rd arg | 
				
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%define CTX	rdx 	; 2nd arg | 
				
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%define INP	rcx 	; 1st arg | 
				
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 | 
				
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%define SRND	rcx	; clobbers INP | 
				
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%define c 	edi  | 
				
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%define d	esi  | 
				
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%define e 	r8d | 
				
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	 | 
				
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%endif | 
				
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%define TBL	rbp | 
				
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%define a eax | 
				
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%define b ebx | 
				
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 | 
				
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%define f r9d | 
				
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%define g r10d | 
				
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%define h r11d | 
				
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 | 
				
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%define y0 r13d | 
				
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%define y1 r14d | 
				
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%define y2 r15d | 
				
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 | 
				
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 | 
				
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_INP_END_SIZE	equ 8 | 
				
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_INP_SIZE	equ 8 | 
				
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_XFER_SIZE	equ 8 | 
				
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%ifdef LINUX | 
				
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_XMM_SAVE_SIZE	equ 0 | 
				
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%else | 
				
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_XMM_SAVE_SIZE	equ 8*16 | 
				
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%endif | 
				
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; STACK_SIZE plus pushes must be an odd multiple of 8 | 
				
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_ALIGN_SIZE	equ 8 | 
				
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 | 
				
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_INP_END	equ 0 | 
				
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_INP		equ _INP_END  + _INP_END_SIZE | 
				
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_XFER		equ _INP      + _INP_SIZE | 
				
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_XMM_SAVE	equ _XFER     + _XFER_SIZE + _ALIGN_SIZE | 
				
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STACK_SIZE	equ _XMM_SAVE + _XMM_SAVE_SIZE | 
				
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 | 
				
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; rotate_Xs | 
				
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; Rotate values of symbols X0...X3 | 
				
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%macro rotate_Xs 0 | 
				
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%xdefine X_ X0 | 
				
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%xdefine X0 X1 | 
				
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%xdefine X1 X2 | 
				
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%xdefine X2 X3 | 
				
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%xdefine X3 X_ | 
				
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%endm | 
				
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 | 
				
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; ROTATE_ARGS | 
				
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; Rotate values of symbols a...h | 
				
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%macro ROTATE_ARGS 0 | 
				
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%xdefine TMP_ h | 
				
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%xdefine h g | 
				
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%xdefine g f | 
				
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%xdefine f e | 
				
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%xdefine e d | 
				
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%xdefine d c | 
				
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%xdefine c b | 
				
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%xdefine b a | 
				
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%xdefine a TMP_ | 
				
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%endm | 
				
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 | 
				
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%macro FOUR_ROUNDS_AND_SCHED 0 | 
				
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		;; compute s0 four at a time and s1 two at a time | 
				
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		;; compute W[-16] + W[-7] 4 at a time | 
				
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		;vmovdqa	XTMP0, X3 | 
				
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	mov	y0, e		; y0 = e | 
				
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	MY_ROR	y0, (25-11)	; y0 = e >> (25-11) | 
				
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	mov	y1, a		; y1 = a | 
				
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		vpalignr	XTMP0, X3, X2, 4	; XTMP0 = W[-7] | 
				
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	MY_ROR	y1, (22-13)	; y1 = a >> (22-13) | 
				
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	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
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	mov	y2, f		; y2 = f | 
				
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	MY_ROR	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
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		;vmovdqa	XTMP1, X1 | 
				
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	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
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	xor	y2, g		; y2 = f^g | 
				
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		vpaddd	XTMP0, XTMP0, X0	; XTMP0 = W[-7] + W[-16] | 
				
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	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
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	and	y2, e		; y2 = (f^g)&e | 
				
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	MY_ROR	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
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		;; compute s0 | 
				
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		vpalignr	XTMP1, X1, X0, 4	; XTMP1 = W[-15] | 
				
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	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
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	MY_ROR	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
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	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
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	 | 
				
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		 | 
				
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	MY_ROR	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
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	add	y2, y0		; y2 = S1 + CH | 
				
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	add	y2, [rsp + _XFER + 0*4]	; y2 = k + w + S1 + CH | 
				
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 | 
				
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	mov	y0, a		; y0 = a | 
				
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	add	h, y2		; h = h + S1 + CH + k + w | 
				
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	mov	y2, a		; y2 = a | 
				
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	 | 
				
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		vpsrld	XTMP2, XTMP1, 7 | 
				
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		 | 
				
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	or	y0, c		; y0 = a|c | 
				
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	add	d, h		; d = d + h + S1 + CH + k + w | 
				
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	and	y2, c		; y2 = a&c | 
				
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	 | 
				
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		vpslld	XTMP3, XTMP1, (32-7) | 
				
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		 | 
				
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	and	y0, b		; y0 = (a|c)&b | 
				
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	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
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	 | 
				
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		vpor	XTMP3, XTMP3, XTMP2	; XTMP1 = W[-15] MY_ROR 7 | 
				
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		 | 
				
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	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
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	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
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 | 
				
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ROTATE_ARGS | 
				
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 | 
				
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	mov	y0, e		; y0 = e | 
				
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	mov	y1, a		; y1 = a | 
				
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 | 
				
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 | 
				
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	MY_ROR	y0, (25-11)	; y0 = e >> (25-11) | 
				
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	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
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	mov	y2, f		; y2 = f | 
				
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	MY_ROR	y1, (22-13)	; y1 = a >> (22-13) | 
				
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 | 
				
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		vpsrld	XTMP2, XTMP1,18 | 
				
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 | 
				
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	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
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	MY_ROR	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
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	xor	y2, g		; y2 = f^g | 
				
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	 | 
				
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		vpsrld	XTMP4, XTMP1, 3	; XTMP4 = W[-15] >> 3 | 
				
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		 | 
				
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	MY_ROR	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
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	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
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	and	y2, e		; y2 = (f^g)&e | 
				
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	MY_ROR	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
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		 | 
				
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		vpslld	XTMP1, XTMP1, (32-18) | 
				
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 | 
				
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	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
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	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
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 | 
				
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		vpxor	XTMP3, XTMP3, XTMP1 | 
				
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 | 
				
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	add	y2, y0		; y2 = S1 + CH | 
				
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	add	y2, [rsp + _XFER + 1*4]	; y2 = k + w + S1 + CH | 
				
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	MY_ROR	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
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	 | 
				
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		vpxor	XTMP3, XTMP3, XTMP2	; XTMP1 = W[-15] MY_ROR 7 ^ W[-15] MY_ROR 18 | 
				
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		 | 
				
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	mov	y0, a		; y0 = a | 
				
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	add	h, y2		; h = h + S1 + CH + k + w | 
				
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	mov	y2, a		; y2 = a | 
				
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	 | 
				
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		vpxor	XTMP1, XTMP3, XTMP4	; XTMP1 = s0 | 
				
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		 | 
				
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	or	y0, c		; y0 = a|c | 
				
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	add	d, h		; d = d + h + S1 + CH + k + w | 
				
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	and	y2, c		; y2 = a&c | 
				
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		;; compute low s1 | 
				
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		vpshufd	XTMP2, X3, 11111010b	; XTMP2 = W[-2] {BBAA} | 
				
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	and	y0, b		; y0 = (a|c)&b | 
				
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	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
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		vpaddd	XTMP0, XTMP0, XTMP1	; XTMP0 = W[-16] + W[-7] + s0 | 
				
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	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
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	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
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 | 
				
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ROTATE_ARGS | 
				
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		;vmovdqa	XTMP3, XTMP2	; XTMP3 = W[-2] {BBAA} | 
				
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		 | 
				
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	mov	y0, e		; y0 = e | 
				
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	mov	y1, a		; y1 = a | 
				
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	MY_ROR	y0, (25-11)	; y0 = e >> (25-11) | 
				
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	 | 
				
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		;vmovdqa	XTMP4, XTMP2	; XTMP4 = W[-2] {BBAA} | 
				
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		 | 
				
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	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
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	MY_ROR	y1, (22-13)	; y1 = a >> (22-13) | 
				
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	mov	y2, f		; y2 = f | 
				
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	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
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	MY_ROR	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
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	 | 
				
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		vpsrld	XTMP4, XTMP2, 10	; XTMP4 = W[-2] >> 10 {BBAA} | 
				
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		 | 
				
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	xor	y2, g		; y2 = f^g | 
				
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	 | 
				
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		vpsrlq	XTMP3, XTMP2, 19	; XTMP3 = W[-2] MY_ROR 19 {xBxA} | 
				
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		 | 
				
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	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
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	and	y2, e		; y2 = (f^g)&e | 
				
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	 | 
				
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		vpsrlq	XTMP2, XTMP2, 17	; XTMP2 = W[-2] MY_ROR 17 {xBxA} | 
				
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		 | 
				
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	MY_ROR	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
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	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
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	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
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	MY_ROR	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
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		vpxor	XTMP2, XTMP2, XTMP3 | 
				
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	add	y2, y0		; y2 = S1 + CH | 
				
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	MY_ROR	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
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	add	y2, [rsp + _XFER + 2*4]	; y2 = k + w + S1 + CH | 
				
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		vpxor	XTMP4, XTMP4, XTMP2	; XTMP4 = s1 {xBxA} | 
				
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	mov	y0, a		; y0 = a | 
				
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	add	h, y2		; h = h + S1 + CH + k + w | 
				
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	mov	y2, a		; y2 = a | 
				
			||||
		vpshufb	XTMP4, XTMP4, SHUF_00BA	; XTMP4 = s1 {00BA} | 
				
			||||
	or	y0, c		; y0 = a|c | 
				
			||||
	add	d, h		; d = d + h + S1 + CH + k + w | 
				
			||||
	and	y2, c		; y2 = a&c | 
				
			||||
		vpaddd	XTMP0, XTMP0, XTMP4	; XTMP0 = {..., ..., W[1], W[0]} | 
				
			||||
	and	y0, b		; y0 = (a|c)&b | 
				
			||||
	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
			||||
		;; compute high s1 | 
				
			||||
		vpshufd	XTMP2, XTMP0, 01010000b	; XTMP2 = W[-2] {DDCC} | 
				
			||||
	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
			||||
	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
		;vmovdqa	XTMP3, XTMP2	; XTMP3 = W[-2] {DDCC} | 
				
			||||
	mov	y0, e		; y0 = e | 
				
			||||
	MY_ROR	y0, (25-11)	; y0 = e >> (25-11) | 
				
			||||
	mov	y1, a		; y1 = a | 
				
			||||
		;vmovdqa	XTMP5,    XTMP2	; XTMP5    = W[-2] {DDCC} | 
				
			||||
	MY_ROR	y1, (22-13)	; y1 = a >> (22-13) | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
			||||
	mov	y2, f		; y2 = f | 
				
			||||
	MY_ROR	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	 | 
				
			||||
		vpsrld	XTMP5, XTMP2,   10	; XTMP5 = W[-2] >> 10 {DDCC} | 
				
			||||
		 | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
			||||
	xor	y2, g		; y2 = f^g | 
				
			||||
	 | 
				
			||||
		vpsrlq	XTMP3, XTMP2, 19	; XTMP3 = W[-2] MY_ROR 19 {xDxC} | 
				
			||||
		 | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	and	y2, e		; y2 = (f^g)&e | 
				
			||||
	MY_ROR	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	 | 
				
			||||
		vpsrlq	XTMP2, XTMP2, 17	; XTMP2 = W[-2] MY_ROR 17 {xDxC} | 
				
			||||
		 | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	MY_ROR	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
			||||
	 | 
				
			||||
		vpxor	XTMP2, XTMP2, XTMP3 | 
				
			||||
		 | 
				
			||||
	MY_ROR	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
			||||
	add	y2, y0		; y2 = S1 + CH | 
				
			||||
	add	y2, [rsp + _XFER + 3*4]	; y2 = k + w + S1 + CH | 
				
			||||
		vpxor	XTMP5, XTMP5, XTMP2	; XTMP5 = s1 {xDxC} | 
				
			||||
	mov	y0, a		; y0 = a | 
				
			||||
	add	h, y2		; h = h + S1 + CH + k + w | 
				
			||||
	mov	y2, a		; y2 = a | 
				
			||||
		vpshufb	XTMP5, XTMP5, SHUF_DC00	; XTMP5 = s1 {DC00} | 
				
			||||
	or	y0, c		; y0 = a|c | 
				
			||||
	add	d, h		; d = d + h + S1 + CH + k + w | 
				
			||||
	and	y2, c		; y2 = a&c | 
				
			||||
		vpaddd	X0, XTMP5, XTMP0	; X0 = {W[3], W[2], W[1], W[0]} | 
				
			||||
	and	y0, b		; y0 = (a|c)&b | 
				
			||||
	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
			||||
	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
			||||
	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
			||||
	 | 
				
			||||
ROTATE_ARGS | 
				
			||||
rotate_Xs | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
;; input is [rsp + _XFER + %1 * 4] | 
				
			||||
%macro DO_ROUND 1 | 
				
			||||
	mov	y0, e		; y0 = e | 
				
			||||
	MY_ROR	y0, (25-11)	; y0 = e >> (25-11) | 
				
			||||
	mov	y1, a		; y1 = a | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
			||||
	MY_ROR	y1, (22-13)	; y1 = a >> (22-13) | 
				
			||||
	mov	y2, f		; y2 = f | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
			||||
	MY_ROR	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	xor	y2, g		; y2 = f^g | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	MY_ROR	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	and	y2, e		; y2 = (f^g)&e | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	MY_ROR	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
			||||
	add	y2, y0		; y2 = S1 + CH | 
				
			||||
	MY_ROR	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
			||||
	add	y2, [rsp + _XFER + %1 * 4]	; y2 = k + w + S1 + CH | 
				
			||||
	mov	y0, a		; y0 = a | 
				
			||||
	add	h, y2		; h = h + S1 + CH + k + w | 
				
			||||
	mov	y2, a		; y2 = a | 
				
			||||
	or	y0, c		; y0 = a|c | 
				
			||||
	add	d, h		; d = d + h + S1 + CH + k + w | 
				
			||||
	and	y2, c		; y2 = a&c | 
				
			||||
	and	y0, b		; y0 = (a|c)&b | 
				
			||||
	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
			||||
	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
			||||
	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
			||||
	ROTATE_ARGS | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
;; void sha256_avx(void *input_data, UINT32 digest[8], UINT64 num_blks) | 
				
			||||
;; arg 1 : pointer to input data | 
				
			||||
;; arg 2 : pointer to digest | 
				
			||||
;; arg 3 : Num blocks | 
				
			||||
section .text | 
				
			||||
global sha256_avx | 
				
			||||
align 32 | 
				
			||||
sha256_avx: | 
				
			||||
	push	rbx | 
				
			||||
%ifndef LINUX | 
				
			||||
	push	rsi | 
				
			||||
	push	rdi | 
				
			||||
%endif | 
				
			||||
	push	rbp | 
				
			||||
	push	r13 | 
				
			||||
	push	r14 | 
				
			||||
	push	r15 | 
				
			||||
 | 
				
			||||
	sub	rsp,STACK_SIZE | 
				
			||||
%ifndef LINUX | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 0*16],xmm6	 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 1*16],xmm7 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 2*16],xmm8	 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 3*16],xmm9	 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 4*16],xmm10 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 5*16],xmm11 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 6*16],xmm12 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 7*16],xmm13 | 
				
			||||
%endif | 
				
			||||
 | 
				
			||||
	shl	NUM_BLKS, 6	; convert to bytes | 
				
			||||
	jz	done_hash | 
				
			||||
	add	NUM_BLKS, INP	; pointer to end of data | 
				
			||||
	mov	[rsp + _INP_END], NUM_BLKS | 
				
			||||
 | 
				
			||||
	;; load initial digest | 
				
			||||
	mov	a,[4*0 + CTX] | 
				
			||||
	mov	b,[4*1 + CTX] | 
				
			||||
	mov	c,[4*2 + CTX] | 
				
			||||
	mov	d,[4*3 + CTX] | 
				
			||||
	mov	e,[4*4 + CTX] | 
				
			||||
	mov	f,[4*5 + CTX] | 
				
			||||
	mov	g,[4*6 + CTX] | 
				
			||||
	mov	h,[4*7 + CTX] | 
				
			||||
 | 
				
			||||
	vmovdqa	BYTE_FLIP_MASK, [PSHUFFLE_BYTE_FLIP_MASK wrt rip] | 
				
			||||
	vmovdqa	SHUF_00BA, [_SHUF_00BA wrt rip] | 
				
			||||
	vmovdqa	SHUF_DC00, [_SHUF_DC00 wrt rip] | 
				
			||||
 | 
				
			||||
loop0: | 
				
			||||
	lea	TBL,[K256 wrt rip] | 
				
			||||
 | 
				
			||||
	;; byte swap first 16 dwords | 
				
			||||
	COPY_XMM_AND_BSWAP	X0, [INP + 0*16], BYTE_FLIP_MASK | 
				
			||||
	COPY_XMM_AND_BSWAP	X1, [INP + 1*16], BYTE_FLIP_MASK | 
				
			||||
	COPY_XMM_AND_BSWAP	X2, [INP + 2*16], BYTE_FLIP_MASK | 
				
			||||
	COPY_XMM_AND_BSWAP	X3, [INP + 3*16], BYTE_FLIP_MASK | 
				
			||||
	 | 
				
			||||
	mov	[rsp + _INP], INP | 
				
			||||
 | 
				
			||||
	;; schedule 48 input dwords, by doing 3 rounds of 16 each | 
				
			||||
	mov	SRND, 3 | 
				
			||||
align 16 | 
				
			||||
loop1: | 
				
			||||
	vpaddd	XFER, X0, [TBL + 0*16] | 
				
			||||
	vmovdqa	[rsp + _XFER], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED | 
				
			||||
 | 
				
			||||
	vpaddd	XFER, X0, [TBL + 1*16] | 
				
			||||
	vmovdqa	[rsp + _XFER], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED | 
				
			||||
 | 
				
			||||
	vpaddd	XFER, X0, [TBL + 2*16] | 
				
			||||
	vmovdqa	[rsp + _XFER], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED | 
				
			||||
 | 
				
			||||
	vpaddd	XFER, X0, [TBL + 3*16] | 
				
			||||
	vmovdqa	[rsp + _XFER], XFER | 
				
			||||
	add	TBL, 4*16 | 
				
			||||
	FOUR_ROUNDS_AND_SCHED | 
				
			||||
 | 
				
			||||
	sub	SRND, 1 | 
				
			||||
	jne	loop1 | 
				
			||||
 | 
				
			||||
	mov	SRND, 2 | 
				
			||||
loop2: | 
				
			||||
	vpaddd	XFER, X0, [TBL + 0*16] | 
				
			||||
	vmovdqa	[rsp + _XFER], XFER | 
				
			||||
	DO_ROUND	0 | 
				
			||||
	DO_ROUND	1 | 
				
			||||
	DO_ROUND	2 | 
				
			||||
	DO_ROUND	3 | 
				
			||||
 | 
				
			||||
	vpaddd	XFER, X1, [TBL + 1*16] | 
				
			||||
	vmovdqa	[rsp + _XFER], XFER | 
				
			||||
	add	TBL, 2*16 | 
				
			||||
	DO_ROUND	0 | 
				
			||||
	DO_ROUND	1 | 
				
			||||
	DO_ROUND	2 | 
				
			||||
	DO_ROUND	3 | 
				
			||||
 | 
				
			||||
	vmovdqa	X0, X2 | 
				
			||||
	vmovdqa	X1, X3 | 
				
			||||
 | 
				
			||||
	sub	SRND, 1 | 
				
			||||
	jne	loop2 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	addm	[4*0 + CTX],a | 
				
			||||
	addm	[4*1 + CTX],b | 
				
			||||
	addm	[4*2 + CTX],c | 
				
			||||
	addm	[4*3 + CTX],d | 
				
			||||
	addm	[4*4 + CTX],e | 
				
			||||
	addm	[4*5 + CTX],f | 
				
			||||
	addm	[4*6 + CTX],g | 
				
			||||
	addm	[4*7 + CTX],h | 
				
			||||
 | 
				
			||||
	mov	INP, [rsp + _INP] | 
				
			||||
	add	INP, 64 | 
				
			||||
	cmp	INP, [rsp + _INP_END] | 
				
			||||
	jne	loop0 | 
				
			||||
 | 
				
			||||
done_hash: | 
				
			||||
%ifndef LINUX | 
				
			||||
	vmovdqa	xmm6,[rsp + _XMM_SAVE + 0*16] | 
				
			||||
	vmovdqa	xmm7,[rsp + _XMM_SAVE + 1*16] | 
				
			||||
	vmovdqa	xmm8,[rsp + _XMM_SAVE + 2*16] | 
				
			||||
	vmovdqa	xmm9,[rsp + _XMM_SAVE + 3*16] | 
				
			||||
	vmovdqa	xmm10,[rsp + _XMM_SAVE + 4*16] | 
				
			||||
	vmovdqa	xmm11,[rsp + _XMM_SAVE + 5*16] | 
				
			||||
	vmovdqa	xmm12,[rsp + _XMM_SAVE + 6*16] | 
				
			||||
	vmovdqa	xmm13,[rsp + _XMM_SAVE + 7*16] | 
				
			||||
%endif | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	add	rsp, STACK_SIZE | 
				
			||||
 | 
				
			||||
	pop	r15 | 
				
			||||
	pop	r14 | 
				
			||||
	pop	r13 | 
				
			||||
	pop	rbp | 
				
			||||
%ifndef LINUX | 
				
			||||
	pop	rdi | 
				
			||||
	pop	rsi | 
				
			||||
%endif | 
				
			||||
	pop	rbx | 
				
			||||
 | 
				
			||||
	ret	 | 
				
			||||
	 | 
				
			||||
 | 
				
			||||
section .data | 
				
			||||
align 64 | 
				
			||||
K256: | 
				
			||||
	dd	0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 | 
				
			||||
	dd	0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 | 
				
			||||
	dd	0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 | 
				
			||||
	dd	0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 | 
				
			||||
	dd	0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc | 
				
			||||
	dd	0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da | 
				
			||||
	dd	0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 | 
				
			||||
	dd	0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 | 
				
			||||
	dd	0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 | 
				
			||||
	dd	0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 | 
				
			||||
	dd	0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 | 
				
			||||
	dd	0xd192e819,0xd6990624,0xf40e3585,0x106aa070 | 
				
			||||
	dd	0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 | 
				
			||||
	dd	0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 | 
				
			||||
	dd	0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 | 
				
			||||
	dd	0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 | 
				
			||||
 | 
				
			||||
PSHUFFLE_BYTE_FLIP_MASK: ddq 0x0c0d0e0f08090a0b0405060700010203 | 
				
			||||
 | 
				
			||||
; shuffle xBxA -> 00BA | 
				
			||||
_SHUF_00BA:              ddq 0xFFFFFFFFFFFFFFFF0b0a090803020100 | 
				
			||||
 | 
				
			||||
; shuffle xDxC -> DC00 | 
				
			||||
_SHUF_DC00:              ddq 0x0b0a090803020100FFFFFFFFFFFFFFFF | 
				
			||||
@ -0,0 +1,826 @@
					 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
; Copyright (c) 2012, Intel Corporation  | 
				
			||||
;  | 
				
			||||
; All rights reserved.  | 
				
			||||
;  | 
				
			||||
; 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 the 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 INTEL CORPORATION "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 INTEL CORPORATION 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. | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
; | 
				
			||||
; Example YASM command lines: | 
				
			||||
; Windows:  yasm -Xvc -f x64 -rnasm -pnasm -o sha256_avx2_rorx2.obj -g cv8 sha256_avx2_rorx2.asm | 
				
			||||
; Linux:    yasm -f x64 -f elf64 -X gnu -g dwarf2 -D LINUX -o sha256_avx2_rorx2.o sha256_avx2_rorx2.asm | 
				
			||||
; | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
; | 
				
			||||
; This code is described in an Intel White-Paper: | 
				
			||||
; "Fast SHA-256 Implementations on Intel Architecture Processors" | 
				
			||||
; | 
				
			||||
; To find it, surf to http://www.intel.com/p/en_US/embedded  | 
				
			||||
; and search for that title. | 
				
			||||
; The paper is expected to be released roughly at the end of April, 2012 | 
				
			||||
; | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
; This code schedules 2 blocks at a time, with 4 lanes per block | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
%define	VMOVDQ vmovdqu ;; assume buffers not aligned  | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Define Macros | 
				
			||||
 | 
				
			||||
; addm [mem], reg | 
				
			||||
; Add reg to mem using reg-mem add and store | 
				
			||||
%macro addm 2 | 
				
			||||
	add	%2, %1 | 
				
			||||
	mov	%1, %2 | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
%define X0 ymm4 | 
				
			||||
%define X1 ymm5 | 
				
			||||
%define X2 ymm6 | 
				
			||||
%define X3 ymm7 | 
				
			||||
 | 
				
			||||
; XMM versions of above | 
				
			||||
%define XWORD0 xmm4 | 
				
			||||
%define XWORD1 xmm5 | 
				
			||||
%define XWORD2 xmm6 | 
				
			||||
%define XWORD3 xmm7 | 
				
			||||
 | 
				
			||||
%define XTMP0 ymm0 | 
				
			||||
%define XTMP1 ymm1 | 
				
			||||
%define XTMP2 ymm2 | 
				
			||||
%define XTMP3 ymm3 | 
				
			||||
%define XTMP4 ymm8 | 
				
			||||
%define XFER  ymm9 | 
				
			||||
%define XTMP5 ymm11 | 
				
			||||
 | 
				
			||||
%define SHUF_00BA	ymm10 ; shuffle xBxA -> 00BA | 
				
			||||
%define SHUF_DC00	ymm12 ; shuffle xDxC -> DC00 | 
				
			||||
%define BYTE_FLIP_MASK	ymm13 | 
				
			||||
 | 
				
			||||
%define X_BYTE_FLIP_MASK xmm13 ; XMM version of BYTE_FLIP_MASK | 
				
			||||
 | 
				
			||||
%ifdef LINUX | 
				
			||||
%define NUM_BLKS rdx	; 3rd arg | 
				
			||||
%define CTX	rsi   	; 2nd arg | 
				
			||||
%define INP	rdi	; 1st arg | 
				
			||||
%define c 	ecx | 
				
			||||
%define d 	r8d | 
				
			||||
%define e       edx	; clobbers NUM_BLKS | 
				
			||||
%define y3 	edi	; clobbers INP | 
				
			||||
%else | 
				
			||||
%define NUM_BLKS r8     ; 3rd arg | 
				
			||||
%define CTX	rdx 	; 2nd arg | 
				
			||||
%define INP	rcx 	; 1st arg | 
				
			||||
%define c 	edi | 
				
			||||
%define d 	esi | 
				
			||||
%define e 	r8d	; clobbers NUM_BLKS | 
				
			||||
%define y3 	ecx	; clobbers INP | 
				
			||||
 | 
				
			||||
%endif | 
				
			||||
 | 
				
			||||
 | 
				
			||||
%define TBL	rbp | 
				
			||||
%define SRND	CTX	; SRND is same register as CTX | 
				
			||||
     | 
				
			||||
%define a eax | 
				
			||||
%define b ebx | 
				
			||||
%define f r9d | 
				
			||||
%define g r10d | 
				
			||||
%define h r11d | 
				
			||||
%define old_h r11d | 
				
			||||
 | 
				
			||||
%define T1 r12d | 
				
			||||
%define y0 r13d | 
				
			||||
%define y1 r14d | 
				
			||||
%define y2 r15d | 
				
			||||
 | 
				
			||||
 | 
				
			||||
_XFER_SIZE	equ 2*64*4	; 2 blocks, 64 rounds, 4 bytes/round | 
				
			||||
%ifdef LINUX | 
				
			||||
_XMM_SAVE_SIZE	equ 0 | 
				
			||||
%else | 
				
			||||
_XMM_SAVE_SIZE	equ 8*16 | 
				
			||||
%endif | 
				
			||||
_INP_END_SIZE	equ 8 | 
				
			||||
_INP_SIZE	equ 8 | 
				
			||||
_CTX_SIZE	equ 8 | 
				
			||||
_RSP_SIZE	equ 8 | 
				
			||||
 | 
				
			||||
_XFER		equ 0 | 
				
			||||
_XMM_SAVE	equ _XFER     + _XFER_SIZE | 
				
			||||
_INP_END	equ _XMM_SAVE + _XMM_SAVE_SIZE | 
				
			||||
_INP		equ _INP_END  + _INP_END_SIZE | 
				
			||||
_CTX		equ _INP      + _INP_SIZE | 
				
			||||
_RSP		equ _CTX      + _CTX_SIZE | 
				
			||||
STACK_SIZE	equ _RSP      + _RSP_SIZE | 
				
			||||
 | 
				
			||||
; rotate_Xs | 
				
			||||
; Rotate values of symbols X0...X3 | 
				
			||||
%macro rotate_Xs 0 | 
				
			||||
%xdefine X_ X0 | 
				
			||||
%xdefine X0 X1 | 
				
			||||
%xdefine X1 X2 | 
				
			||||
%xdefine X2 X3 | 
				
			||||
%xdefine X3 X_ | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
; ROTATE_ARGS | 
				
			||||
; Rotate values of symbols a...h | 
				
			||||
%macro ROTATE_ARGS 0 | 
				
			||||
%xdefine old_h h | 
				
			||||
%xdefine TMP_ h | 
				
			||||
%xdefine h g | 
				
			||||
%xdefine g f | 
				
			||||
%xdefine f e | 
				
			||||
%xdefine e d | 
				
			||||
%xdefine d c | 
				
			||||
%xdefine c b | 
				
			||||
%xdefine b a | 
				
			||||
%xdefine a TMP_ | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
%macro FOUR_ROUNDS_AND_SCHED 1 | 
				
			||||
%define %%XFER %1 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; RND N + 0 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
	mov	y3, a		; y3 = a                                ; MAJA	 | 
				
			||||
	rorx	y0, e, 25	; y0 = e >> 25				; S1A | 
				
			||||
	rorx	y1, e, 11	; y1 = e >> 11				; S1B | 
				
			||||
 | 
				
			||||
	add	h, dword[%%XFER+0*4]		; h = k + w + h         ; --	 | 
				
			||||
	or	y3, c		; y3 = a|c                              ; MAJA	 | 
				
			||||
		vpalignr	XTMP0, X3, X2, 4	; XTMP0 = W[-7] | 
				
			||||
	mov	y2, f		; y2 = f                                ; CH	 | 
				
			||||
	rorx	T1, a, 13	; T1 = a >> 13				; S0B | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11)		; S1 | 
				
			||||
	xor	y2, g		; y2 = f^g                              ; CH	 | 
				
			||||
		vpaddd	XTMP0, XTMP0, X0	; XTMP0 = W[-7] + W[-16]; y1 = (e >> 6)					; S1 | 
				
			||||
	rorx	y1, e, 6	; y1 = (e >> 6)				; S1 | 
				
			||||
 | 
				
			||||
	and	y2, e		; y2 = (f^g)&e                          ; CH	 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11) ^ (e>>6)	; S1 | 
				
			||||
	rorx	y1, a, 22	; y1 = a >> 22				; S0A | 
				
			||||
	add	d, h		; d = k + w + h + d                     ; --	 | 
				
			||||
 | 
				
			||||
	and	y3, b		; y3 = (a|c)&b                          ; MAJA	 | 
				
			||||
		vpalignr	XTMP1, X1, X0, 4	; XTMP1 = W[-15] | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13)		; S0 | 
				
			||||
	rorx	T1, a, 2	; T1 = (a >> 2)				; S0 | 
				
			||||
 | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g                 ; CH	 | 
				
			||||
		vpsrld	XTMP2, XTMP1, 7 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13) ^ (a>>2)	; S0 | 
				
			||||
	mov	T1, a		; T1 = a                                ; MAJB	 | 
				
			||||
	and	T1, c		; T1 = a&c                              ; MAJB	 | 
				
			||||
 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH                          ; --	 | 
				
			||||
		vpslld	XTMP3, XTMP1, (32-7) | 
				
			||||
	or	y3, T1		; y3 = MAJ = (a|c)&b)|(a&c)             ; MAJ	 | 
				
			||||
	add	h, y1		; h = k + w + h + S0                    ; --	 | 
				
			||||
 | 
				
			||||
	add	d, y2		; d = k + w + h + d + S1 + CH = d + t1  ; --	 | 
				
			||||
		vpor	XTMP3, XTMP3, XTMP2	; XTMP3 = W[-15] ror 7 | 
				
			||||
 | 
				
			||||
		vpsrld	XTMP2, XTMP1,18 | 
				
			||||
	add	h, y2		; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
	add	h, y3		; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; RND N + 1 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	mov	y3, a		; y3 = a                                ; MAJA	 | 
				
			||||
	rorx	y0, e, 25	; y0 = e >> 25				; S1A | 
				
			||||
	rorx	y1, e, 11	; y1 = e >> 11				; S1B | 
				
			||||
	add	h, dword[%%XFER+1*4]		; h = k + w + h         ; --	 | 
				
			||||
	or	y3, c		; y3 = a|c                              ; MAJA	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
		vpsrld	XTMP4, XTMP1, 3	; XTMP4 = W[-15] >> 3 | 
				
			||||
	mov	y2, f		; y2 = f                                ; CH	 | 
				
			||||
	rorx	T1, a, 13	; T1 = a >> 13				; S0B | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11)		; S1 | 
				
			||||
	xor	y2, g		; y2 = f^g                              ; CH	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	rorx	y1, e, 6	; y1 = (e >> 6)				; S1 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11) ^ (e>>6)	; S1 | 
				
			||||
	rorx	y1, a, 22	; y1 = a >> 22				; S0A | 
				
			||||
	and	y2, e		; y2 = (f^g)&e                          ; CH	 | 
				
			||||
	add	d, h		; d = k + w + h + d                     ; --	 | 
				
			||||
 | 
				
			||||
		vpslld	XTMP1, XTMP1, (32-18) | 
				
			||||
	and	y3, b		; y3 = (a|c)&b                          ; MAJA	 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13)		; S0 | 
				
			||||
 | 
				
			||||
		vpxor	XTMP3, XTMP3, XTMP1 | 
				
			||||
	rorx	T1, a, 2	; T1 = (a >> 2)				; S0 | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g                 ; CH	 | 
				
			||||
 | 
				
			||||
		vpxor	XTMP3, XTMP3, XTMP2	; XTMP3 = W[-15] ror 7 ^ W[-15] ror 18 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13) ^ (a>>2)	; S0 | 
				
			||||
	mov	T1, a		; T1 = a                                ; MAJB	 | 
				
			||||
	and	T1, c		; T1 = a&c                              ; MAJB	 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH                          ; --	 | 
				
			||||
 | 
				
			||||
		vpxor	XTMP1, XTMP3, XTMP4	; XTMP1 = s0 | 
				
			||||
		vpshufd	XTMP2, X3, 11111010b	; XTMP2 = W[-2] {BBAA} | 
				
			||||
	or	y3, T1		; y3 = MAJ = (a|c)&b)|(a&c)             ; MAJ	 | 
				
			||||
	add	h, y1		; h = k + w + h + S0                    ; --	 | 
				
			||||
 | 
				
			||||
		vpaddd	XTMP0, XTMP0, XTMP1	; XTMP0 = W[-16] + W[-7] + s0 | 
				
			||||
	add	d, y2		; d = k + w + h + d + S1 + CH = d + t1  ; --	 | 
				
			||||
	add	h, y2		; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
	add	h, y3		; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
		vpsrld	XTMP4, XTMP2, 10	; XTMP4 = W[-2] >> 10 {BBAA} | 
				
			||||
 | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; RND N + 2 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
	mov	y3, a		; y3 = a                                ; MAJA	 | 
				
			||||
	rorx	y0, e, 25	; y0 = e >> 25				; S1A | 
				
			||||
	add	h, [%%XFER+2*4]		; h = k + w + h         ; --	 | 
				
			||||
 | 
				
			||||
		vpsrlq	XTMP3, XTMP2, 19	; XTMP3 = W[-2] ror 19 {xBxA} | 
				
			||||
	rorx	y1, e, 11	; y1 = e >> 11				; S1B | 
				
			||||
	or	y3, c		; y3 = a|c                              ; MAJA	 | 
				
			||||
	mov	y2, f		; y2 = f                                ; CH	 | 
				
			||||
	xor	y2, g		; y2 = f^g                              ; CH	 | 
				
			||||
 | 
				
			||||
	rorx	T1, a, 13	; T1 = a >> 13				; S0B | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11)		; S1 | 
				
			||||
		vpsrlq	XTMP2, XTMP2, 17	; XTMP2 = W[-2] ror 17 {xBxA} | 
				
			||||
	and	y2, e		; y2 = (f^g)&e                          ; CH	 | 
				
			||||
 | 
				
			||||
	rorx	y1, e, 6	; y1 = (e >> 6)				; S1 | 
				
			||||
		vpxor	XTMP2, XTMP2, XTMP3 | 
				
			||||
	add	d, h		; d = k + w + h + d                     ; --	 | 
				
			||||
	and	y3, b		; y3 = (a|c)&b                          ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11) ^ (e>>6)	; S1 | 
				
			||||
	rorx	y1, a, 22	; y1 = a >> 22				; S0A | 
				
			||||
		vpxor	XTMP4, XTMP4, XTMP2	; XTMP4 = s1 {xBxA} | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g                 ; CH	 | 
				
			||||
 | 
				
			||||
		vpshufb	XTMP4, XTMP4, SHUF_00BA	; XTMP4 = s1 {00BA} | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13)		; S0 | 
				
			||||
	rorx	T1, a, 2	; T1 = (a >> 2)				; S0 | 
				
			||||
		vpaddd	XTMP0, XTMP0, XTMP4	; XTMP0 = {..., ..., W[1], W[0]} | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13) ^ (a>>2)	; S0 | 
				
			||||
	mov	T1, a		; T1 = a                                ; MAJB	 | 
				
			||||
	and	T1, c		; T1 = a&c                              ; MAJB	 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH                          ; --	 | 
				
			||||
		vpshufd	XTMP2, XTMP0, 01010000b	; XTMP2 = W[-2] {DDCC} | 
				
			||||
 | 
				
			||||
	or	y3, T1		; y3 = MAJ = (a|c)&b)|(a&c)             ; MAJ	 | 
				
			||||
	add	h, y1		; h = k + w + h + S0                    ; --	 | 
				
			||||
	add	d, y2		; d = k + w + h + d + S1 + CH = d + t1  ; --	 | 
				
			||||
	add	h, y2		; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
 | 
				
			||||
	add	h, y3		; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; RND N + 3 ;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
	mov	y3, a		; y3 = a                                ; MAJA	 | 
				
			||||
	rorx	y0, e, 25	; y0 = e >> 25				; S1A | 
				
			||||
	rorx	y1, e, 11	; y1 = e >> 11				; S1B | 
				
			||||
	add	h, dword[%%XFER+3*4]		; h = k + w + h         ; --	 | 
				
			||||
	or	y3, c		; y3 = a|c                              ; MAJA	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
		vpsrld	XTMP5, XTMP2,   10	; XTMP5 = W[-2] >> 10 {DDCC} | 
				
			||||
	mov	y2, f		; y2 = f                                ; CH	 | 
				
			||||
	rorx	T1, a, 13	; T1 = a >> 13				; S0B | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11)		; S1 | 
				
			||||
	xor	y2, g		; y2 = f^g                              ; CH	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
		vpsrlq	XTMP3, XTMP2, 19	; XTMP3 = W[-2] ror 19 {xDxC} | 
				
			||||
	rorx	y1, e, 6	; y1 = (e >> 6)				; S1 | 
				
			||||
	and	y2, e		; y2 = (f^g)&e                          ; CH	 | 
				
			||||
	add	d, h		; d = k + w + h + d                     ; --	 | 
				
			||||
	and	y3, b		; y3 = (a|c)&b                          ; MAJA	 | 
				
			||||
 | 
				
			||||
		vpsrlq	XTMP2, XTMP2, 17	; XTMP2 = W[-2] ror 17 {xDxC} | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11) ^ (e>>6)	; S1 | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g                 ; CH	 | 
				
			||||
 | 
				
			||||
		vpxor	XTMP2, XTMP2, XTMP3 | 
				
			||||
	rorx	y1, a, 22	; y1 = a >> 22				; S0A | 
				
			||||
	add	y2, y0		; y2 = S1 + CH                          ; --	 | 
				
			||||
 | 
				
			||||
		vpxor	XTMP5, XTMP5, XTMP2	; XTMP5 = s1 {xDxC} | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13)		; S0 | 
				
			||||
	add	d, y2		; d = k + w + h + d + S1 + CH = d + t1  ; --	 | 
				
			||||
 | 
				
			||||
	rorx	T1, a, 2	; T1 = (a >> 2)				; S0 | 
				
			||||
		vpshufb	XTMP5, XTMP5, SHUF_DC00	; XTMP5 = s1 {DC00} | 
				
			||||
 | 
				
			||||
		vpaddd	X0, XTMP5, XTMP0	; X0 = {W[3], W[2], W[1], W[0]} | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13) ^ (a>>2)	; S0 | 
				
			||||
	mov	T1, a		; T1 = a                                ; MAJB	 | 
				
			||||
	and	T1, c		; T1 = a&c                              ; MAJB	 | 
				
			||||
	or	y3, T1		; y3 = MAJ = (a|c)&b)|(a&c)             ; MAJ	 | 
				
			||||
 | 
				
			||||
	add	h, y1		; h = k + w + h + S0                    ; --	 | 
				
			||||
	add	h, y2		; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
	add	h, y3		; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
rotate_Xs | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
%macro DO_4ROUNDS 1 | 
				
			||||
%define %%XFER %1 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; RND N + 0 ;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
	mov	y2, f		; y2 = f                                ; CH	 | 
				
			||||
	rorx	y0, e, 25	; y0 = e >> 25				; S1A | 
				
			||||
	rorx	y1, e, 11	; y1 = e >> 11				; S1B | 
				
			||||
	xor	y2, g		; y2 = f^g                              ; CH	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11)		; S1 | 
				
			||||
	rorx	y1, e, 6	; y1 = (e >> 6)				; S1 | 
				
			||||
	and	y2, e		; y2 = (f^g)&e                          ; CH	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11) ^ (e>>6)	; S1 | 
				
			||||
	rorx	T1, a, 13	; T1 = a >> 13				; S0B | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g                 ; CH	 | 
				
			||||
	rorx	y1, a, 22	; y1 = a >> 22				; S0A | 
				
			||||
	mov	y3, a		; y3 = a                                ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13)		; S0 | 
				
			||||
	rorx	T1, a, 2	; T1 = (a >> 2)				; S0 | 
				
			||||
	add	h, dword[%%XFER + 4*0]		; h = k + w + h ; --	 | 
				
			||||
	or	y3, c		; y3 = a|c                              ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13) ^ (a>>2)	; S0 | 
				
			||||
	mov	T1, a		; T1 = a                                ; MAJB	 | 
				
			||||
	and	y3, b		; y3 = (a|c)&b                          ; MAJA	 | 
				
			||||
	and	T1, c		; T1 = a&c                              ; MAJB	 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH                          ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	add	d, h		; d = k + w + h + d                     ; --	 | 
				
			||||
	or	y3, T1		; y3 = MAJ = (a|c)&b)|(a&c)             ; MAJ	 | 
				
			||||
	add	h, y1		; h = k + w + h + S0                    ; --	 | 
				
			||||
 | 
				
			||||
	add	d, y2		; d = k + w + h + d + S1 + CH = d + t1  ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	;add	h, y2		; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
 | 
				
			||||
	;add	h, y3		; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
	ROTATE_ARGS | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; RND N + 1 ;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
	add	old_h, y2	; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
	mov	y2, f		; y2 = f                                ; CH	 | 
				
			||||
	rorx	y0, e, 25	; y0 = e >> 25				; S1A | 
				
			||||
	rorx	y1, e, 11	; y1 = e >> 11				; S1B | 
				
			||||
	xor	y2, g		; y2 = f^g                              ; CH	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11)		; S1 | 
				
			||||
	rorx	y1, e, 6	; y1 = (e >> 6)				; S1 | 
				
			||||
	and	y2, e		; y2 = (f^g)&e                          ; CH	 | 
				
			||||
	add	old_h, y3	; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11) ^ (e>>6)	; S1 | 
				
			||||
	rorx	T1, a, 13	; T1 = a >> 13				; S0B | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g                 ; CH	 | 
				
			||||
	rorx	y1, a, 22	; y1 = a >> 22				; S0A | 
				
			||||
	mov	y3, a		; y3 = a                                ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13)		; S0 | 
				
			||||
	rorx	T1, a, 2	; T1 = (a >> 2)				; S0 | 
				
			||||
	add	h, dword[%%XFER + 4*1]		; h = k + w + h ; --	 | 
				
			||||
	or	y3, c		; y3 = a|c                              ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13) ^ (a>>2)	; S0 | 
				
			||||
	mov	T1, a		; T1 = a                                ; MAJB	 | 
				
			||||
	and	y3, b		; y3 = (a|c)&b                          ; MAJA	 | 
				
			||||
	and	T1, c		; T1 = a&c                              ; MAJB	 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH                          ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	add	d, h		; d = k + w + h + d                     ; --	 | 
				
			||||
	or	y3, T1		; y3 = MAJ = (a|c)&b)|(a&c)             ; MAJ	 | 
				
			||||
	add	h, y1		; h = k + w + h + S0                    ; --	 | 
				
			||||
 | 
				
			||||
	add	d, y2		; d = k + w + h + d + S1 + CH = d + t1  ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	;add	h, y2		; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
 | 
				
			||||
	;add	h, y3		; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
	ROTATE_ARGS | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; RND N + 2 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
	add	old_h, y2	; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
	mov	y2, f		; y2 = f                                ; CH	 | 
				
			||||
	rorx	y0, e, 25	; y0 = e >> 25				; S1A | 
				
			||||
	rorx	y1, e, 11	; y1 = e >> 11				; S1B | 
				
			||||
	xor	y2, g		; y2 = f^g                              ; CH	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11)		; S1 | 
				
			||||
	rorx	y1, e, 6	; y1 = (e >> 6)				; S1 | 
				
			||||
	and	y2, e		; y2 = (f^g)&e                          ; CH	 | 
				
			||||
	add	old_h, y3	; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11) ^ (e>>6)	; S1 | 
				
			||||
	rorx	T1, a, 13	; T1 = a >> 13				; S0B | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g                 ; CH	 | 
				
			||||
	rorx	y1, a, 22	; y1 = a >> 22				; S0A | 
				
			||||
	mov	y3, a		; y3 = a                                ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13)		; S0 | 
				
			||||
	rorx	T1, a, 2	; T1 = (a >> 2)				; S0 | 
				
			||||
	add	h, dword[%%XFER + 4*2]		; h = k + w + h ; --	 | 
				
			||||
	or	y3, c		; y3 = a|c                              ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13) ^ (a>>2)	; S0 | 
				
			||||
	mov	T1, a		; T1 = a                                ; MAJB	 | 
				
			||||
	and	y3, b		; y3 = (a|c)&b                          ; MAJA	 | 
				
			||||
	and	T1, c		; T1 = a&c                              ; MAJB	 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH                          ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	add	d, h		; d = k + w + h + d                     ; --	 | 
				
			||||
	or	y3, T1		; y3 = MAJ = (a|c)&b)|(a&c)             ; MAJ	 | 
				
			||||
	add	h, y1		; h = k + w + h + S0                    ; --	 | 
				
			||||
 | 
				
			||||
	add	d, y2		; d = k + w + h + d + S1 + CH = d + t1  ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	;add	h, y2		; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
 | 
				
			||||
	;add	h, y3		; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
	ROTATE_ARGS | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; RND N + 3 ;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
	add	old_h, y2	; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
	mov	y2, f		; y2 = f                                ; CH	 | 
				
			||||
	rorx	y0, e, 25	; y0 = e >> 25				; S1A | 
				
			||||
	rorx	y1, e, 11	; y1 = e >> 11				; S1B | 
				
			||||
	xor	y2, g		; y2 = f^g                              ; CH	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11)		; S1 | 
				
			||||
	rorx	y1, e, 6	; y1 = (e >> 6)				; S1 | 
				
			||||
	and	y2, e		; y2 = (f^g)&e                          ; CH	 | 
				
			||||
	add	old_h, y3	; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
	xor	y0, y1		; y0 = (e>>25) ^ (e>>11) ^ (e>>6)	; S1 | 
				
			||||
	rorx	T1, a, 13	; T1 = a >> 13				; S0B | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g                 ; CH	 | 
				
			||||
	rorx	y1, a, 22	; y1 = a >> 22				; S0A | 
				
			||||
	mov	y3, a		; y3 = a                                ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13)		; S0 | 
				
			||||
	rorx	T1, a, 2	; T1 = (a >> 2)				; S0 | 
				
			||||
	add	h, dword[%%XFER + 4*3]		; h = k + w + h ; --	 | 
				
			||||
	or	y3, c		; y3 = a|c                              ; MAJA	 | 
				
			||||
 | 
				
			||||
	xor	y1, T1		; y1 = (a>>22) ^ (a>>13) ^ (a>>2)	; S0 | 
				
			||||
	mov	T1, a		; T1 = a                                ; MAJB	 | 
				
			||||
	and	y3, b		; y3 = (a|c)&b                          ; MAJA	 | 
				
			||||
	and	T1, c		; T1 = a&c                              ; MAJB	 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH                          ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	add	d, h		; d = k + w + h + d                     ; --	 | 
				
			||||
	or	y3, T1		; y3 = MAJ = (a|c)&b)|(a&c)             ; MAJ	 | 
				
			||||
	add	h, y1		; h = k + w + h + S0                    ; --	 | 
				
			||||
 | 
				
			||||
	add	d, y2		; d = k + w + h + d + S1 + CH = d + t1  ; --	 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
	add	h, y2		; h = k + w + h + S0 + S1 + CH = t1 + S0; --	 | 
				
			||||
 | 
				
			||||
	add	h, y3		; h = t1 + S0 + MAJ                     ; --	 | 
				
			||||
 | 
				
			||||
	ROTATE_ARGS | 
				
			||||
 | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
;; void sha256_rorx(void *input_data, UINT32 digest[8], UINT64 num_blks) | 
				
			||||
;; arg 1 : pointer to input data | 
				
			||||
;; arg 2 : pointer to digest | 
				
			||||
;; arg 3 : Num blocks | 
				
			||||
section .text | 
				
			||||
global sha256_rorx | 
				
			||||
align 32 | 
				
			||||
sha256_rorx: | 
				
			||||
	push	rbx | 
				
			||||
%ifndef LINUX     | 
				
			||||
	push	rsi | 
				
			||||
	push	rdi | 
				
			||||
%endif | 
				
			||||
	push	rbp | 
				
			||||
	push	r12 | 
				
			||||
	push	r13 | 
				
			||||
	push	r14 | 
				
			||||
	push	r15 | 
				
			||||
 | 
				
			||||
	mov	rax, rsp | 
				
			||||
	sub	rsp,STACK_SIZE | 
				
			||||
	and	rsp, -32 | 
				
			||||
	mov	[rsp + _RSP], rax | 
				
			||||
 | 
				
			||||
%ifndef LINUX     | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 0*16],xmm6	 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 1*16],xmm7 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 2*16],xmm8	 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 3*16],xmm9	 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 4*16],xmm10 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 5*16],xmm11 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 6*16],xmm12 | 
				
			||||
	vmovdqa	[rsp + _XMM_SAVE + 7*16],xmm13 | 
				
			||||
%endif | 
				
			||||
 | 
				
			||||
	shl	NUM_BLKS, 6	; convert to bytes | 
				
			||||
	jz	done_hash | 
				
			||||
	lea	NUM_BLKS, [NUM_BLKS + INP - 64] ; pointer to last block | 
				
			||||
	mov	[rsp + _INP_END], NUM_BLKS | 
				
			||||
 | 
				
			||||
	cmp	INP, NUM_BLKS | 
				
			||||
	je	only_one_block | 
				
			||||
 | 
				
			||||
	;; load initial digest | 
				
			||||
	mov	a,[4*0 + CTX] | 
				
			||||
	mov	b,[4*1 + CTX] | 
				
			||||
	mov	c,[4*2 + CTX] | 
				
			||||
	mov	d,[4*3 + CTX] | 
				
			||||
	mov	e,[4*4 + CTX] | 
				
			||||
	mov	f,[4*5 + CTX] | 
				
			||||
	mov	g,[4*6 + CTX] | 
				
			||||
	mov	h,[4*7 + CTX] | 
				
			||||
 | 
				
			||||
	vmovdqa	BYTE_FLIP_MASK, [PSHUFFLE_BYTE_FLIP_MASK wrt rip] | 
				
			||||
	vmovdqa	SHUF_00BA, [_SHUF_00BA wrt rip] | 
				
			||||
	vmovdqa	SHUF_DC00, [_SHUF_DC00 wrt rip] | 
				
			||||
 | 
				
			||||
	mov	[rsp + _CTX], CTX | 
				
			||||
 | 
				
			||||
loop0: | 
				
			||||
	lea	TBL,[K256 wrt rip] | 
				
			||||
 | 
				
			||||
	;; Load first 16 dwords from two blocks | 
				
			||||
	VMOVDQ	XTMP0, [INP + 0*32] | 
				
			||||
	VMOVDQ	XTMP1, [INP + 1*32] | 
				
			||||
	VMOVDQ	XTMP2, [INP + 2*32] | 
				
			||||
	VMOVDQ	XTMP3, [INP + 3*32] | 
				
			||||
 | 
				
			||||
	;; byte swap data | 
				
			||||
	vpshufb	XTMP0, XTMP0, BYTE_FLIP_MASK | 
				
			||||
	vpshufb	XTMP1, XTMP1, BYTE_FLIP_MASK | 
				
			||||
	vpshufb	XTMP2, XTMP2, BYTE_FLIP_MASK | 
				
			||||
	vpshufb	XTMP3, XTMP3, BYTE_FLIP_MASK | 
				
			||||
 | 
				
			||||
	;; transpose data into high/low halves | 
				
			||||
	vperm2i128	X0, XTMP0, XTMP2, 0x20 | 
				
			||||
	vperm2i128	X1, XTMP0, XTMP2, 0x31 | 
				
			||||
	vperm2i128	X2, XTMP1, XTMP3, 0x20 | 
				
			||||
	vperm2i128	X3, XTMP1, XTMP3, 0x31 | 
				
			||||
     | 
				
			||||
last_block_enter: | 
				
			||||
	add	INP, 64 | 
				
			||||
	mov	[rsp + _INP], INP | 
				
			||||
 | 
				
			||||
	;; schedule 48 input dwords, by doing 3 rounds of 12 each | 
				
			||||
	xor	SRND, SRND | 
				
			||||
 | 
				
			||||
align 16 | 
				
			||||
loop1: | 
				
			||||
	vpaddd	XFER, X0, [TBL + SRND + 0*32] | 
				
			||||
	vmovdqa [rsp + _XFER + SRND + 0*32], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED	rsp + _XFER + SRND + 0*32 | 
				
			||||
 | 
				
			||||
	vpaddd	XFER, X0, [TBL + SRND + 1*32] | 
				
			||||
	vmovdqa [rsp + _XFER + SRND + 1*32], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED	rsp + _XFER + SRND + 1*32 | 
				
			||||
 | 
				
			||||
	vpaddd	XFER, X0, [TBL + SRND + 2*32] | 
				
			||||
	vmovdqa [rsp + _XFER + SRND + 2*32], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED	rsp + _XFER + SRND + 2*32 | 
				
			||||
 | 
				
			||||
	vpaddd	XFER, X0, [TBL + SRND + 3*32] | 
				
			||||
	vmovdqa [rsp + _XFER + SRND + 3*32], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED	rsp + _XFER + SRND + 3*32 | 
				
			||||
 | 
				
			||||
	add	SRND, 4*32 | 
				
			||||
	cmp	SRND, 3 * 4*32 | 
				
			||||
	jb	loop1 | 
				
			||||
 | 
				
			||||
loop2: | 
				
			||||
	;; Do last 16 rounds with no scheduling | 
				
			||||
	vpaddd	XFER, X0, [TBL + SRND + 0*32] | 
				
			||||
	vmovdqa [rsp + _XFER + SRND + 0*32], XFER | 
				
			||||
	DO_4ROUNDS	rsp + _XFER + SRND + 0*32 | 
				
			||||
	vpaddd	XFER, X1, [TBL + SRND + 1*32] | 
				
			||||
	vmovdqa [rsp + _XFER + SRND + 1*32], XFER | 
				
			||||
	DO_4ROUNDS	rsp + _XFER + SRND + 1*32 | 
				
			||||
	add	SRND, 2*32 | 
				
			||||
 | 
				
			||||
	vmovdqa	X0, X2 | 
				
			||||
	vmovdqa	X1, X3 | 
				
			||||
 | 
				
			||||
	cmp	SRND, 4 * 4*32 | 
				
			||||
	jb	loop2 | 
				
			||||
 | 
				
			||||
	mov	CTX, [rsp + _CTX] | 
				
			||||
	mov	INP, [rsp + _INP] | 
				
			||||
 | 
				
			||||
	addm	[4*0 + CTX],a | 
				
			||||
	addm	[4*1 + CTX],b | 
				
			||||
	addm	[4*2 + CTX],c | 
				
			||||
	addm	[4*3 + CTX],d | 
				
			||||
	addm	[4*4 + CTX],e | 
				
			||||
	addm	[4*5 + CTX],f | 
				
			||||
	addm	[4*6 + CTX],g | 
				
			||||
	addm	[4*7 + CTX],h | 
				
			||||
 | 
				
			||||
	cmp	INP, [rsp + _INP_END] | 
				
			||||
	ja	done_hash | 
				
			||||
 | 
				
			||||
	;;;; Do second block using previously scheduled results | 
				
			||||
	xor	SRND, SRND | 
				
			||||
align 16 | 
				
			||||
loop3: | 
				
			||||
	DO_4ROUNDS	rsp + _XFER + SRND + 0*32 + 16 | 
				
			||||
	DO_4ROUNDS	rsp + _XFER + SRND + 1*32 + 16 | 
				
			||||
	add	SRND, 2*32 | 
				
			||||
	cmp	SRND, 4 * 4*32 | 
				
			||||
	jb loop3 | 
				
			||||
 | 
				
			||||
	mov	CTX, [rsp + _CTX] | 
				
			||||
	mov	INP, [rsp + _INP] | 
				
			||||
	add	INP, 64 | 
				
			||||
 | 
				
			||||
	addm	[4*0 + CTX],a | 
				
			||||
	addm	[4*1 + CTX],b | 
				
			||||
	addm	[4*2 + CTX],c | 
				
			||||
	addm	[4*3 + CTX],d | 
				
			||||
	addm	[4*4 + CTX],e | 
				
			||||
	addm	[4*5 + CTX],f | 
				
			||||
	addm	[4*6 + CTX],g | 
				
			||||
	addm	[4*7 + CTX],h | 
				
			||||
 | 
				
			||||
	cmp	INP, [rsp + _INP_END] | 
				
			||||
	jb	loop0 | 
				
			||||
	ja	done_hash | 
				
			||||
 | 
				
			||||
do_last_block: | 
				
			||||
	;;;; do last block | 
				
			||||
	lea	TBL,[K256 wrt rip] | 
				
			||||
 | 
				
			||||
	VMOVDQ	XWORD0, [INP + 0*16] | 
				
			||||
	VMOVDQ	XWORD1, [INP + 1*16] | 
				
			||||
	VMOVDQ	XWORD2, [INP + 2*16] | 
				
			||||
	VMOVDQ	XWORD3, [INP + 3*16] | 
				
			||||
 | 
				
			||||
	vpshufb	XWORD0, XWORD0, X_BYTE_FLIP_MASK | 
				
			||||
	vpshufb	XWORD1, XWORD1, X_BYTE_FLIP_MASK | 
				
			||||
	vpshufb	XWORD2, XWORD2, X_BYTE_FLIP_MASK | 
				
			||||
	vpshufb	XWORD3, XWORD3, X_BYTE_FLIP_MASK | 
				
			||||
 | 
				
			||||
	jmp	last_block_enter | 
				
			||||
 | 
				
			||||
only_one_block: | 
				
			||||
 | 
				
			||||
	;; load initial digest | 
				
			||||
	mov	a,[4*0 + CTX] | 
				
			||||
	mov	b,[4*1 + CTX] | 
				
			||||
	mov	c,[4*2 + CTX] | 
				
			||||
	mov	d,[4*3 + CTX] | 
				
			||||
	mov	e,[4*4 + CTX] | 
				
			||||
	mov	f,[4*5 + CTX] | 
				
			||||
	mov	g,[4*6 + CTX] | 
				
			||||
	mov	h,[4*7 + CTX] | 
				
			||||
 | 
				
			||||
	vmovdqa	BYTE_FLIP_MASK, [PSHUFFLE_BYTE_FLIP_MASK wrt rip] | 
				
			||||
	vmovdqa	SHUF_00BA, [_SHUF_00BA wrt rip] | 
				
			||||
	vmovdqa	SHUF_DC00, [_SHUF_DC00 wrt rip] | 
				
			||||
 | 
				
			||||
	mov	[rsp + _CTX], CTX | 
				
			||||
	jmp	do_last_block | 
				
			||||
 | 
				
			||||
done_hash: | 
				
			||||
%ifndef LINUX     | 
				
			||||
	vmovdqa	xmm6,[rsp + _XMM_SAVE + 0*16] | 
				
			||||
	vmovdqa	xmm7,[rsp + _XMM_SAVE + 1*16] | 
				
			||||
	vmovdqa	xmm8,[rsp + _XMM_SAVE + 2*16] | 
				
			||||
	vmovdqa	xmm9,[rsp + _XMM_SAVE + 3*16] | 
				
			||||
	vmovdqa	xmm10,[rsp + _XMM_SAVE + 4*16] | 
				
			||||
	vmovdqa	xmm11,[rsp + _XMM_SAVE + 5*16] | 
				
			||||
	vmovdqa	xmm12,[rsp + _XMM_SAVE + 6*16] | 
				
			||||
	vmovdqa	xmm13,[rsp + _XMM_SAVE + 7*16] | 
				
			||||
%endif | 
				
			||||
 | 
				
			||||
	mov	rsp, [rsp + _RSP] | 
				
			||||
 | 
				
			||||
	pop	r15 | 
				
			||||
	pop	r14 | 
				
			||||
	pop	r13 | 
				
			||||
	pop	r12 | 
				
			||||
	pop	rbp | 
				
			||||
%ifndef LINUX | 
				
			||||
	pop	rdi | 
				
			||||
	pop	rsi | 
				
			||||
%endif | 
				
			||||
	pop	rbx | 
				
			||||
 | 
				
			||||
	ret	 | 
				
			||||
 | 
				
			||||
section .data | 
				
			||||
align 64 | 
				
			||||
K256: | 
				
			||||
	dd	0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 | 
				
			||||
	dd	0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 | 
				
			||||
	dd	0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 | 
				
			||||
	dd	0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 | 
				
			||||
	dd	0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 | 
				
			||||
	dd	0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 | 
				
			||||
	dd	0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 | 
				
			||||
	dd	0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 | 
				
			||||
	dd	0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc | 
				
			||||
	dd	0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc | 
				
			||||
	dd	0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da | 
				
			||||
	dd	0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da | 
				
			||||
	dd	0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 | 
				
			||||
	dd	0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 | 
				
			||||
	dd	0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 | 
				
			||||
	dd	0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 | 
				
			||||
	dd	0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 | 
				
			||||
	dd	0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 | 
				
			||||
	dd	0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 | 
				
			||||
	dd	0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 | 
				
			||||
	dd	0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 | 
				
			||||
	dd	0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 | 
				
			||||
	dd	0xd192e819,0xd6990624,0xf40e3585,0x106aa070 | 
				
			||||
	dd	0xd192e819,0xd6990624,0xf40e3585,0x106aa070 | 
				
			||||
	dd	0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 | 
				
			||||
	dd	0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 | 
				
			||||
	dd	0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 | 
				
			||||
	dd	0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 | 
				
			||||
	dd	0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 | 
				
			||||
	dd	0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 | 
				
			||||
	dd	0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 | 
				
			||||
	dd	0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 | 
				
			||||
 | 
				
			||||
PSHUFFLE_BYTE_FLIP_MASK: | 
				
			||||
	ddq 0x0c0d0e0f08090a0b0405060700010203,0x0c0d0e0f08090a0b0405060700010203 | 
				
			||||
 | 
				
			||||
; shuffle xBxA -> 00BA | 
				
			||||
_SHUF_00BA: | 
				
			||||
	ddq 0xFFFFFFFFFFFFFFFF0b0a090803020100,0xFFFFFFFFFFFFFFFF0b0a090803020100 | 
				
			||||
 | 
				
			||||
; shuffle xDxC -> DC00 | 
				
			||||
_SHUF_DC00: | 
				
			||||
	ddq 0x0b0a090803020100FFFFFFFFFFFFFFFF,0x0b0a090803020100FFFFFFFFFFFFFFFF | 
				
			||||
@ -0,0 +1,544 @@
					 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
; Copyright (c) 2012, Intel Corporation  | 
				
			||||
;  | 
				
			||||
; All rights reserved.  | 
				
			||||
;  | 
				
			||||
; 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 the 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 INTEL CORPORATION "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 INTEL CORPORATION 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. | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
; | 
				
			||||
; Example YASM command lines: | 
				
			||||
; Windows:  yasm -Xvc -f x64 -rnasm -pnasm -o sha256_sse4.obj -g cv8 sha256_sse4.asm | 
				
			||||
; Linux:    yasm -f x64 -f elf64 -X gnu -g dwarf2 -D LINUX -o sha256_sse4.o sha256_sse4.asm | 
				
			||||
; | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
; | 
				
			||||
; This code is described in an Intel White-Paper: | 
				
			||||
; "Fast SHA-256 Implementations on Intel Architecture Processors" | 
				
			||||
; | 
				
			||||
; To find it, surf to http://www.intel.com/p/en_US/embedded  | 
				
			||||
; and search for that title. | 
				
			||||
; The paper is expected to be released roughly at the end of April, 2012 | 
				
			||||
; | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
; This code schedules 1 blocks at a time, with 4 lanes per block | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
%define	MOVDQ movdqu ;; assume buffers not aligned  | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Define Macros | 
				
			||||
 | 
				
			||||
; addm [mem], reg | 
				
			||||
; Add reg to mem using reg-mem add and store | 
				
			||||
%macro addm 2 | 
				
			||||
	add	%2, %1 | 
				
			||||
	mov	%1, %2 | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
; COPY_XMM_AND_BSWAP xmm, [mem], byte_flip_mask | 
				
			||||
; Load xmm with mem and byte swap each dword | 
				
			||||
%macro COPY_XMM_AND_BSWAP 3 | 
				
			||||
	MOVDQ %1, %2 | 
				
			||||
	pshufb %1, %3 | 
				
			||||
%endmacro | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
 | 
				
			||||
%define X0 xmm4 | 
				
			||||
%define X1 xmm5 | 
				
			||||
%define X2 xmm6 | 
				
			||||
%define X3 xmm7 | 
				
			||||
 | 
				
			||||
%define XTMP0 xmm0 | 
				
			||||
%define XTMP1 xmm1 | 
				
			||||
%define XTMP2 xmm2 | 
				
			||||
%define XTMP3 xmm3 | 
				
			||||
%define XTMP4 xmm8 | 
				
			||||
%define XFER  xmm9 | 
				
			||||
 | 
				
			||||
%define SHUF_00BA	xmm10 ; shuffle xBxA -> 00BA | 
				
			||||
%define SHUF_DC00	xmm11 ; shuffle xDxC -> DC00 | 
				
			||||
%define BYTE_FLIP_MASK	xmm12 | 
				
			||||
	 | 
				
			||||
%ifdef LINUX | 
				
			||||
%define NUM_BLKS rdx	; 3rd arg | 
				
			||||
%define CTX	rsi	; 2nd arg | 
				
			||||
%define INP	rdi	; 1st arg | 
				
			||||
 | 
				
			||||
%define SRND	rdi	; clobbers INP | 
				
			||||
%define c	ecx | 
				
			||||
%define d 	r8d | 
				
			||||
%define e 	edx | 
				
			||||
%else | 
				
			||||
%define NUM_BLKS r8	; 3rd arg | 
				
			||||
%define CTX	rdx 	; 2nd arg | 
				
			||||
%define INP	rcx 	; 1st arg | 
				
			||||
 | 
				
			||||
%define SRND	rcx	; clobbers INP | 
				
			||||
%define c 	edi  | 
				
			||||
%define d	esi  | 
				
			||||
%define e 	r8d | 
				
			||||
	 | 
				
			||||
%endif | 
				
			||||
%define TBL	rbp | 
				
			||||
%define a eax | 
				
			||||
%define b ebx | 
				
			||||
 | 
				
			||||
%define f r9d | 
				
			||||
%define g r10d | 
				
			||||
%define h r11d | 
				
			||||
 | 
				
			||||
%define y0 r13d | 
				
			||||
%define y1 r14d | 
				
			||||
%define y2 r15d | 
				
			||||
 | 
				
			||||
 | 
				
			||||
 | 
				
			||||
_INP_END_SIZE	equ 8 | 
				
			||||
_INP_SIZE	equ 8 | 
				
			||||
_XFER_SIZE	equ 8 | 
				
			||||
%ifdef LINUX | 
				
			||||
_XMM_SAVE_SIZE	equ 0 | 
				
			||||
%else | 
				
			||||
_XMM_SAVE_SIZE	equ 7*16 | 
				
			||||
%endif | 
				
			||||
; STACK_SIZE plus pushes must be an odd multiple of 8 | 
				
			||||
_ALIGN_SIZE	equ 8 | 
				
			||||
 | 
				
			||||
_INP_END	equ 0 | 
				
			||||
_INP		equ _INP_END  + _INP_END_SIZE | 
				
			||||
_XFER		equ _INP      + _INP_SIZE | 
				
			||||
_XMM_SAVE	equ _XFER     + _XFER_SIZE + _ALIGN_SIZE | 
				
			||||
STACK_SIZE	equ _XMM_SAVE + _XMM_SAVE_SIZE | 
				
			||||
 | 
				
			||||
; rotate_Xs | 
				
			||||
; Rotate values of symbols X0...X3 | 
				
			||||
%macro rotate_Xs 0 | 
				
			||||
%xdefine X_ X0 | 
				
			||||
%xdefine X0 X1 | 
				
			||||
%xdefine X1 X2 | 
				
			||||
%xdefine X2 X3 | 
				
			||||
%xdefine X3 X_ | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
; ROTATE_ARGS | 
				
			||||
; Rotate values of symbols a...h | 
				
			||||
%macro ROTATE_ARGS 0 | 
				
			||||
%xdefine TMP_ h | 
				
			||||
%xdefine h g | 
				
			||||
%xdefine g f | 
				
			||||
%xdefine f e | 
				
			||||
%xdefine e d | 
				
			||||
%xdefine d c | 
				
			||||
%xdefine c b | 
				
			||||
%xdefine b a | 
				
			||||
%xdefine a TMP_ | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
%macro FOUR_ROUNDS_AND_SCHED 0 | 
				
			||||
		;; compute s0 four at a time and s1 two at a time | 
				
			||||
		;; compute W[-16] + W[-7] 4 at a time | 
				
			||||
		movdqa	XTMP0, X3 | 
				
			||||
	mov	y0, e		; y0 = e | 
				
			||||
	ror	y0, (25-11)	; y0 = e >> (25-11) | 
				
			||||
	mov	y1, a		; y1 = a | 
				
			||||
		palignr	XTMP0, X2, 4	; XTMP0 = W[-7] | 
				
			||||
	ror	y1, (22-13)	; y1 = a >> (22-13) | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
			||||
	mov	y2, f		; y2 = f | 
				
			||||
	ror	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
		movdqa	XTMP1, X1 | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
			||||
	xor	y2, g		; y2 = f^g | 
				
			||||
		paddd	XTMP0, X0	; XTMP0 = W[-7] + W[-16] | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	and	y2, e		; y2 = (f^g)&e | 
				
			||||
	ror	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
		;; compute s0 | 
				
			||||
		palignr	XTMP1, X0, 4	; XTMP1 = W[-15] | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	ror	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
			||||
		movdqa	XTMP2, XTMP1	; XTMP2 = W[-15] | 
				
			||||
	ror	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
			||||
	add	y2, y0		; y2 = S1 + CH | 
				
			||||
	add	y2, [rsp + _XFER + 0*4]	; y2 = k + w + S1 + CH | 
				
			||||
		movdqa	XTMP3, XTMP1	; XTMP3 = W[-15] | 
				
			||||
	mov	y0, a		; y0 = a | 
				
			||||
	add	h, y2		; h = h + S1 + CH + k + w | 
				
			||||
	mov	y2, a		; y2 = a | 
				
			||||
		pslld	XTMP1, (32-7) | 
				
			||||
	or	y0, c		; y0 = a|c | 
				
			||||
	add	d, h		; d = d + h + S1 + CH + k + w | 
				
			||||
	and	y2, c		; y2 = a&c | 
				
			||||
		psrld	XTMP2, 7 | 
				
			||||
	and	y0, b		; y0 = (a|c)&b | 
				
			||||
	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
			||||
		por	XTMP1, XTMP2	; XTMP1 = W[-15] ror 7 | 
				
			||||
	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
			||||
	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
		movdqa	XTMP2, XTMP3	; XTMP2 = W[-15] | 
				
			||||
	mov	y0, e		; y0 = e | 
				
			||||
	mov	y1, a		; y1 = a | 
				
			||||
		movdqa	XTMP4, XTMP3	; XTMP4 = W[-15] | 
				
			||||
	ror	y0, (25-11)	; y0 = e >> (25-11) | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
			||||
	mov	y2, f		; y2 = f | 
				
			||||
	ror	y1, (22-13)	; y1 = a >> (22-13) | 
				
			||||
		pslld	XTMP3, (32-18) | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
			||||
	ror	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	xor	y2, g		; y2 = f^g | 
				
			||||
		psrld	XTMP2, 18 | 
				
			||||
	ror	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	and	y2, e		; y2 = (f^g)&e | 
				
			||||
	ror	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
			||||
		pxor	XTMP1, XTMP3 | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
			||||
		psrld	XTMP4, 3	; XTMP4 = W[-15] >> 3 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH | 
				
			||||
	add	y2, [rsp + _XFER + 1*4]	; y2 = k + w + S1 + CH | 
				
			||||
	ror	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
			||||
		pxor	XTMP1, XTMP2	; XTMP1 = W[-15] ror 7 ^ W[-15] ror 18 | 
				
			||||
	mov	y0, a		; y0 = a | 
				
			||||
	add	h, y2		; h = h + S1 + CH + k + w | 
				
			||||
	mov	y2, a		; y2 = a | 
				
			||||
		pxor	XTMP1, XTMP4	; XTMP1 = s0 | 
				
			||||
	or	y0, c		; y0 = a|c | 
				
			||||
	add	d, h		; d = d + h + S1 + CH + k + w | 
				
			||||
	and	y2, c		; y2 = a&c | 
				
			||||
		;; compute low s1 | 
				
			||||
		pshufd	XTMP2, X3, 11111010b	; XTMP2 = W[-2] {BBAA} | 
				
			||||
	and	y0, b		; y0 = (a|c)&b | 
				
			||||
	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
			||||
		paddd	XTMP0, XTMP1	; XTMP0 = W[-16] + W[-7] + s0 | 
				
			||||
	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
			||||
	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
		movdqa	XTMP3, XTMP2	; XTMP3 = W[-2] {BBAA} | 
				
			||||
	mov	y0, e		; y0 = e | 
				
			||||
	mov	y1, a		; y1 = a | 
				
			||||
	ror	y0, (25-11)	; y0 = e >> (25-11) | 
				
			||||
		movdqa	XTMP4, XTMP2	; XTMP4 = W[-2] {BBAA} | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
			||||
	ror	y1, (22-13)	; y1 = a >> (22-13) | 
				
			||||
	mov	y2, f		; y2 = f | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
			||||
	ror	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
		psrlq	XTMP2, 17	; XTMP2 = W[-2] ror 17 {xBxA} | 
				
			||||
	xor	y2, g		; y2 = f^g | 
				
			||||
		psrlq	XTMP3, 19	; XTMP3 = W[-2] ror 19 {xBxA} | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	and	y2, e		; y2 = (f^g)&e | 
				
			||||
		psrld	XTMP4, 10	; XTMP4 = W[-2] >> 10 {BBAA} | 
				
			||||
	ror	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
			||||
	ror	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
			||||
		pxor	XTMP2, XTMP3 | 
				
			||||
	add	y2, y0		; y2 = S1 + CH | 
				
			||||
	ror	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
			||||
	add	y2, [rsp + _XFER + 2*4]	; y2 = k + w + S1 + CH | 
				
			||||
		pxor	XTMP4, XTMP2	; XTMP4 = s1 {xBxA} | 
				
			||||
	mov	y0, a		; y0 = a | 
				
			||||
	add	h, y2		; h = h + S1 + CH + k + w | 
				
			||||
	mov	y2, a		; y2 = a | 
				
			||||
		pshufb	XTMP4, SHUF_00BA	; XTMP4 = s1 {00BA} | 
				
			||||
	or	y0, c		; y0 = a|c | 
				
			||||
	add	d, h		; d = d + h + S1 + CH + k + w | 
				
			||||
	and	y2, c		; y2 = a&c | 
				
			||||
		paddd	XTMP0, XTMP4	; XTMP0 = {..., ..., W[1], W[0]} | 
				
			||||
	and	y0, b		; y0 = (a|c)&b | 
				
			||||
	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
			||||
		;; compute high s1 | 
				
			||||
		pshufd	XTMP2, XTMP0, 01010000b	; XTMP2 = W[-2] {DDCC} | 
				
			||||
	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
			||||
	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
		movdqa	XTMP3, XTMP2	; XTMP3 = W[-2] {DDCC} | 
				
			||||
	mov	y0, e		; y0 = e | 
				
			||||
	ror	y0, (25-11)	; y0 = e >> (25-11) | 
				
			||||
	mov	y1, a		; y1 = a | 
				
			||||
		movdqa	X0,    XTMP2	; X0    = W[-2] {DDCC} | 
				
			||||
	ror	y1, (22-13)	; y1 = a >> (22-13) | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
			||||
	mov	y2, f		; y2 = f | 
				
			||||
	ror	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
		psrlq	XTMP2, 17	; XTMP2 = W[-2] ror 17 {xDxC} | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
			||||
	xor	y2, g		; y2 = f^g | 
				
			||||
		psrlq	XTMP3, 19	; XTMP3 = W[-2] ror 19 {xDxC} | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	and	y2, e		; y2 = (f^g)&e | 
				
			||||
	ror	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
		psrld	X0,    10	; X0 = W[-2] >> 10 {DDCC} | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	ror	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
			||||
		pxor	XTMP2, XTMP3 | 
				
			||||
	ror	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
			||||
	add	y2, y0		; y2 = S1 + CH | 
				
			||||
	add	y2, [rsp + _XFER + 3*4]	; y2 = k + w + S1 + CH | 
				
			||||
		pxor	X0, XTMP2	; X0 = s1 {xDxC} | 
				
			||||
	mov	y0, a		; y0 = a | 
				
			||||
	add	h, y2		; h = h + S1 + CH + k + w | 
				
			||||
	mov	y2, a		; y2 = a | 
				
			||||
		pshufb	X0, SHUF_DC00	; X0 = s1 {DC00} | 
				
			||||
	or	y0, c		; y0 = a|c | 
				
			||||
	add	d, h		; d = d + h + S1 + CH + k + w | 
				
			||||
	and	y2, c		; y2 = a&c | 
				
			||||
		paddd	X0, XTMP0	; X0 = {W[3], W[2], W[1], W[0]} | 
				
			||||
	and	y0, b		; y0 = (a|c)&b | 
				
			||||
	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
			||||
	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
			||||
	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
			||||
 | 
				
			||||
ROTATE_ARGS | 
				
			||||
rotate_Xs | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
;; input is [rsp + _XFER + %1 * 4] | 
				
			||||
%macro DO_ROUND 1 | 
				
			||||
	mov	y0, e		; y0 = e | 
				
			||||
	ror	y0, (25-11)	; y0 = e >> (25-11) | 
				
			||||
	mov	y1, a		; y1 = a | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (25-11)) | 
				
			||||
	ror	y1, (22-13)	; y1 = a >> (22-13) | 
				
			||||
	mov	y2, f		; y2 = f | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (22-13) | 
				
			||||
	ror	y0, (11-6)	; y0 = (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	xor	y2, g		; y2 = f^g | 
				
			||||
	xor	y0, e		; y0 = e ^ (e >> (11-6)) ^ (e >> (25-6)) | 
				
			||||
	ror	y1, (13-2)	; y1 = (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	and	y2, e		; y2 = (f^g)&e | 
				
			||||
	xor	y1, a		; y1 = a ^ (a >> (13-2)) ^ (a >> (22-2)) | 
				
			||||
	ror	y0, 6		; y0 = S1 = (e>>6) & (e>>11) ^ (e>>25) | 
				
			||||
	xor	y2, g		; y2 = CH = ((f^g)&e)^g | 
				
			||||
	add	y2, y0		; y2 = S1 + CH | 
				
			||||
	ror	y1, 2		; y1 = S0 = (a>>2) ^ (a>>13) ^ (a>>22) | 
				
			||||
	add	y2, [rsp + _XFER + %1 * 4]	; y2 = k + w + S1 + CH | 
				
			||||
	mov	y0, a		; y0 = a | 
				
			||||
	add	h, y2		; h = h + S1 + CH + k + w | 
				
			||||
	mov	y2, a		; y2 = a | 
				
			||||
	or	y0, c		; y0 = a|c | 
				
			||||
	add	d, h		; d = d + h + S1 + CH + k + w | 
				
			||||
	and	y2, c		; y2 = a&c | 
				
			||||
	and	y0, b		; y0 = (a|c)&b | 
				
			||||
	add	h, y1		; h = h + S1 + CH + k + w + S0 | 
				
			||||
	or	y0, y2		; y0 = MAJ = (a|c)&b)|(a&c) | 
				
			||||
	add	h, y0		; h = h + S1 + CH + k + w + S0 + MAJ | 
				
			||||
	ROTATE_ARGS | 
				
			||||
%endm | 
				
			||||
 | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | 
				
			||||
;; void sha256_sse4(void *input_data, UINT32 digest[8], UINT64 num_blks) | 
				
			||||
;; arg 1 : pointer to input data | 
				
			||||
;; arg 2 : pointer to digest | 
				
			||||
;; arg 3 : Num blocks | 
				
			||||
section .text | 
				
			||||
global sha256_sse4 | 
				
			||||
align 32 | 
				
			||||
sha256_sse4: | 
				
			||||
	push	rbx | 
				
			||||
%ifndef LINUX | 
				
			||||
	push	rsi | 
				
			||||
	push	rdi | 
				
			||||
%endif | 
				
			||||
	push	rbp | 
				
			||||
	push	r13 | 
				
			||||
	push	r14 | 
				
			||||
	push	r15 | 
				
			||||
 | 
				
			||||
	sub	rsp,STACK_SIZE | 
				
			||||
%ifndef LINUX | 
				
			||||
	movdqa	[rsp + _XMM_SAVE + 0*16],xmm6	 | 
				
			||||
	movdqa	[rsp + _XMM_SAVE + 1*16],xmm7 | 
				
			||||
	movdqa	[rsp + _XMM_SAVE + 2*16],xmm8	 | 
				
			||||
	movdqa	[rsp + _XMM_SAVE + 3*16],xmm9	 | 
				
			||||
	movdqa	[rsp + _XMM_SAVE + 4*16],xmm10 | 
				
			||||
	movdqa	[rsp + _XMM_SAVE + 5*16],xmm11 | 
				
			||||
	movdqa	[rsp + _XMM_SAVE + 6*16],xmm12 | 
				
			||||
%endif | 
				
			||||
 | 
				
			||||
	shl	NUM_BLKS, 6	; convert to bytes | 
				
			||||
	jz	done_hash | 
				
			||||
	add	NUM_BLKS, INP	; pointer to end of data | 
				
			||||
	mov	[rsp + _INP_END], NUM_BLKS | 
				
			||||
 | 
				
			||||
	;; load initial digest | 
				
			||||
	mov	a,[4*0 + CTX] | 
				
			||||
	mov	b,[4*1 + CTX] | 
				
			||||
	mov	c,[4*2 + CTX] | 
				
			||||
	mov	d,[4*3 + CTX] | 
				
			||||
	mov	e,[4*4 + CTX] | 
				
			||||
	mov	f,[4*5 + CTX] | 
				
			||||
	mov	g,[4*6 + CTX] | 
				
			||||
	mov	h,[4*7 + CTX] | 
				
			||||
 | 
				
			||||
	movdqa	BYTE_FLIP_MASK, [PSHUFFLE_BYTE_FLIP_MASK wrt rip] | 
				
			||||
	movdqa	SHUF_00BA, [_SHUF_00BA wrt rip] | 
				
			||||
	movdqa	SHUF_DC00, [_SHUF_DC00 wrt rip] | 
				
			||||
 | 
				
			||||
loop0: | 
				
			||||
	lea	TBL,[K256 wrt rip] | 
				
			||||
 | 
				
			||||
	;; byte swap first 16 dwords | 
				
			||||
	COPY_XMM_AND_BSWAP	X0, [INP + 0*16], BYTE_FLIP_MASK | 
				
			||||
	COPY_XMM_AND_BSWAP	X1, [INP + 1*16], BYTE_FLIP_MASK | 
				
			||||
	COPY_XMM_AND_BSWAP	X2, [INP + 2*16], BYTE_FLIP_MASK | 
				
			||||
	COPY_XMM_AND_BSWAP	X3, [INP + 3*16], BYTE_FLIP_MASK | 
				
			||||
	 | 
				
			||||
	mov	[rsp + _INP], INP | 
				
			||||
 | 
				
			||||
	;; schedule 48 input dwords, by doing 3 rounds of 16 each | 
				
			||||
	mov	SRND, 3 | 
				
			||||
align 16 | 
				
			||||
loop1: | 
				
			||||
	movdqa	XFER, [TBL + 0*16] | 
				
			||||
	paddd	XFER, X0 | 
				
			||||
	movdqa	[rsp + _XFER], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED | 
				
			||||
 | 
				
			||||
	movdqa	XFER, [TBL + 1*16] | 
				
			||||
	paddd	XFER, X0 | 
				
			||||
	movdqa	[rsp + _XFER], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED | 
				
			||||
 | 
				
			||||
	movdqa	XFER, [TBL + 2*16] | 
				
			||||
	paddd	XFER, X0 | 
				
			||||
	movdqa	[rsp + _XFER], XFER | 
				
			||||
	FOUR_ROUNDS_AND_SCHED | 
				
			||||
 | 
				
			||||
	movdqa	XFER, [TBL + 3*16] | 
				
			||||
	paddd	XFER, X0 | 
				
			||||
	movdqa	[rsp + _XFER], XFER | 
				
			||||
	add	TBL, 4*16 | 
				
			||||
	FOUR_ROUNDS_AND_SCHED | 
				
			||||
 | 
				
			||||
	sub	SRND, 1 | 
				
			||||
	jne	loop1 | 
				
			||||
 | 
				
			||||
	mov	SRND, 2 | 
				
			||||
loop2: | 
				
			||||
	paddd	X0, [TBL + 0*16] | 
				
			||||
	movdqa	[rsp + _XFER], X0 | 
				
			||||
	DO_ROUND	0 | 
				
			||||
	DO_ROUND	1 | 
				
			||||
	DO_ROUND	2 | 
				
			||||
	DO_ROUND	3 | 
				
			||||
	paddd	X1, [TBL + 1*16] | 
				
			||||
	movdqa	[rsp + _XFER], X1 | 
				
			||||
	add	TBL, 2*16 | 
				
			||||
	DO_ROUND	0 | 
				
			||||
	DO_ROUND	1 | 
				
			||||
	DO_ROUND	2 | 
				
			||||
	DO_ROUND	3 | 
				
			||||
 | 
				
			||||
	movdqa	X0, X2 | 
				
			||||
	movdqa	X1, X3 | 
				
			||||
 | 
				
			||||
	sub	SRND, 1 | 
				
			||||
	jne	loop2 | 
				
			||||
 | 
				
			||||
	addm	[4*0 + CTX],a | 
				
			||||
	addm	[4*1 + CTX],b | 
				
			||||
	addm	[4*2 + CTX],c | 
				
			||||
	addm	[4*3 + CTX],d | 
				
			||||
	addm	[4*4 + CTX],e | 
				
			||||
	addm	[4*5 + CTX],f | 
				
			||||
	addm	[4*6 + CTX],g | 
				
			||||
	addm	[4*7 + CTX],h | 
				
			||||
 | 
				
			||||
	mov	INP, [rsp + _INP] | 
				
			||||
	add	INP, 64 | 
				
			||||
	cmp	INP, [rsp + _INP_END] | 
				
			||||
	jne	loop0 | 
				
			||||
 | 
				
			||||
done_hash: | 
				
			||||
%ifndef LINUX | 
				
			||||
	movdqa	xmm6,[rsp + _XMM_SAVE + 0*16] | 
				
			||||
	movdqa	xmm7,[rsp + _XMM_SAVE + 1*16] | 
				
			||||
	movdqa	xmm8,[rsp + _XMM_SAVE + 2*16] | 
				
			||||
	movdqa	xmm9,[rsp + _XMM_SAVE + 3*16] | 
				
			||||
	movdqa	xmm10,[rsp + _XMM_SAVE + 4*16] | 
				
			||||
	movdqa	xmm11,[rsp + _XMM_SAVE + 5*16] | 
				
			||||
	movdqa	xmm12,[rsp + _XMM_SAVE + 6*16] | 
				
			||||
%endif | 
				
			||||
 | 
				
			||||
	add	rsp, STACK_SIZE | 
				
			||||
 | 
				
			||||
	pop	r15 | 
				
			||||
	pop	r14 | 
				
			||||
	pop	r13 | 
				
			||||
	pop	rbp | 
				
			||||
%ifndef LINUX | 
				
			||||
	pop	rdi | 
				
			||||
	pop	rsi | 
				
			||||
%endif | 
				
			||||
	pop	rbx | 
				
			||||
 | 
				
			||||
	ret	 | 
				
			||||
	 | 
				
			||||
 | 
				
			||||
section .data | 
				
			||||
align 64 | 
				
			||||
K256: | 
				
			||||
	dd	0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5 | 
				
			||||
	dd	0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5 | 
				
			||||
	dd	0xd807aa98,0x12835b01,0x243185be,0x550c7dc3 | 
				
			||||
	dd	0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174 | 
				
			||||
	dd	0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc | 
				
			||||
	dd	0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da | 
				
			||||
	dd	0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7 | 
				
			||||
	dd	0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967 | 
				
			||||
	dd	0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13 | 
				
			||||
	dd	0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85 | 
				
			||||
	dd	0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3 | 
				
			||||
	dd	0xd192e819,0xd6990624,0xf40e3585,0x106aa070 | 
				
			||||
	dd	0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5 | 
				
			||||
	dd	0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3 | 
				
			||||
	dd	0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208 | 
				
			||||
	dd	0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 | 
				
			||||
 | 
				
			||||
PSHUFFLE_BYTE_FLIP_MASK: ddq 0x0c0d0e0f08090a0b0405060700010203 | 
				
			||||
 | 
				
			||||
; shuffle xBxA -> 00BA | 
				
			||||
_SHUF_00BA:              ddq 0xFFFFFFFFFFFFFFFF0b0a090803020100 | 
				
			||||
 | 
				
			||||
; shuffle xDxC -> DC00 | 
				
			||||
_SHUF_DC00:              ddq 0x0b0a090803020100FFFFFFFFFFFFFFFF | 
				
			||||
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		Reference in new issue