/* * Copyright 2011-2012 pooler@litecoinpool.org * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include "cpuminer-config.h" #if defined(__linux__) && defined(__ELF__) .section .note.GNU-stack,"",%progbits #endif #if defined(__i386__) .macro scrypt_shuffle src, so, dest, do movl \so+60(\src), %eax movl \so+44(\src), %ebx movl \so+28(\src), %ecx movl \so+12(\src), %edx movl %eax, \do+12(\dest) movl %ebx, \do+28(\dest) movl %ecx, \do+44(\dest) movl %edx, \do+60(\dest) movl \so+40(\src), %eax movl \so+8(\src), %ebx movl \so+48(\src), %ecx movl \so+16(\src), %edx movl %eax, \do+8(\dest) movl %ebx, \do+40(\dest) movl %ecx, \do+16(\dest) movl %edx, \do+48(\dest) movl \so+20(\src), %eax movl \so+4(\src), %ebx movl \so+52(\src), %ecx movl \so+36(\src), %edx movl %eax, \do+4(\dest) movl %ebx, \do+20(\dest) movl %ecx, \do+36(\dest) movl %edx, \do+52(\dest) movl \so+0(\src), %eax movl \so+24(\src), %ebx movl \so+32(\src), %ecx movl \so+56(\src), %edx movl %eax, \do+0(\dest) movl %ebx, \do+24(\dest) movl %ecx, \do+32(\dest) movl %edx, \do+56(\dest) .endm .macro salsa8_core_gen_quadround movl 52(%esp), %ecx movl 4(%esp), %edx movl 20(%esp), %ebx movl 8(%esp), %esi leal (%ecx, %edx), %edi roll $7, %edi xorl %edi, %ebx movl %ebx, 4(%esp) movl 36(%esp), %edi leal (%edx, %ebx), %ebp roll $9, %ebp xorl %ebp, %edi movl 24(%esp), %ebp movl %edi, 8(%esp) addl %edi, %ebx roll $13, %ebx xorl %ebx, %ecx movl 40(%esp), %ebx movl %ecx, 20(%esp) addl %edi, %ecx roll $18, %ecx leal (%esi, %ebp), %edi roll $7, %edi xorl %edi, %ebx movl %ebx, 24(%esp) movl 56(%esp), %edi xorl %ecx, %edx leal (%ebp, %ebx), %ecx roll $9, %ecx xorl %ecx, %edi movl %edi, 36(%esp) movl 28(%esp), %ecx movl %edx, 28(%esp) movl 44(%esp), %edx addl %edi, %ebx roll $13, %ebx xorl %ebx, %esi movl 60(%esp), %ebx movl %esi, 40(%esp) addl %edi, %esi roll $18, %esi leal (%ecx, %edx), %edi roll $7, %edi xorl %edi, %ebx movl %ebx, 44(%esp) movl 12(%esp), %edi xorl %esi, %ebp leal (%edx, %ebx), %esi roll $9, %esi xorl %esi, %edi movl %edi, 12(%esp) movl 48(%esp), %esi movl %ebp, 48(%esp) movl 64(%esp), %ebp addl %edi, %ebx roll $13, %ebx xorl %ebx, %ecx movl 16(%esp), %ebx movl %ecx, 16(%esp) addl %edi, %ecx roll $18, %ecx leal (%esi, %ebp), %edi roll $7, %edi xorl %edi, %ebx movl 32(%esp), %edi xorl %ecx, %edx leal (%ebp, %ebx), %ecx roll $9, %ecx xorl %ecx, %edi movl %edi, 32(%esp) movl %ebx, %ecx movl %edx, 52(%esp) movl 28(%esp), %edx addl %edi, %ebx roll $13, %ebx xorl %ebx, %esi movl 40(%esp), %ebx movl %esi, 28(%esp) addl %edi, %esi roll $18, %esi leal (%ecx, %edx), %edi roll $7, %edi xorl %edi, %ebx movl %ebx, 40(%esp) movl 12(%esp), %edi xorl %esi, %ebp leal (%edx, %ebx), %esi roll $9, %esi xorl %esi, %edi movl %edi, 12(%esp) movl 4(%esp), %esi movl %ebp, 4(%esp) movl 48(%esp), %ebp addl %edi, %ebx roll $13, %ebx xorl %ebx, %ecx movl 16(%esp), %ebx movl %ecx, 16(%esp) addl %edi, %ecx roll $18, %ecx leal (%esi, %ebp), %edi roll $7, %edi xorl %edi, %ebx movl %ebx, 48(%esp) movl 32(%esp), %edi xorl %ecx, %edx leal (%ebp, %ebx), %ecx roll $9, %ecx xorl %ecx, %edi movl %edi, 32(%esp) movl 24(%esp), %ecx movl %edx, 24(%esp) movl 52(%esp), %edx addl %edi, %ebx roll $13, %ebx xorl %ebx, %esi movl 28(%esp), %ebx movl %esi, 28(%esp) addl %edi, %esi roll $18, %esi leal (%ecx, %edx), %edi roll $7, %edi xorl %edi, %ebx movl %ebx, 52(%esp) movl 8(%esp), %edi xorl %esi, %ebp leal (%edx, %ebx), %esi roll $9, %esi xorl %esi, %edi movl %edi, 8(%esp) movl 44(%esp), %esi movl %ebp, 44(%esp) movl 4(%esp), %ebp addl %edi, %ebx roll $13, %ebx xorl %ebx, %ecx movl 20(%esp), %ebx movl %ecx, 4(%esp) addl %edi, %ecx roll $18, %ecx leal (%esi, %ebp), %edi roll $7, %edi xorl %edi, %ebx movl 36(%esp), %edi xorl %ecx, %edx leal (%ebp, %ebx), %ecx roll $9, %ecx xorl %ecx, %edi movl %edi, 20(%esp) movl %ebx, %ecx movl %edx, 36(%esp) movl 24(%esp), %edx addl %edi, %ebx roll $13, %ebx xorl %ebx, %esi movl 28(%esp), %ebx movl %esi, 24(%esp) addl %edi, %esi roll $18, %esi leal (%ecx, %edx), %edi roll $7, %edi xorl %edi, %ebx movl %ebx, 28(%esp) xorl %esi, %ebp movl 8(%esp), %esi leal (%edx, %ebx), %edi roll $9, %edi xorl %edi, %esi movl 40(%esp), %edi movl %ebp, 8(%esp) movl 44(%esp), %ebp movl %esi, 40(%esp) addl %esi, %ebx roll $13, %ebx xorl %ebx, %ecx movl 4(%esp), %ebx movl %ecx, 44(%esp) addl %esi, %ecx roll $18, %ecx leal (%edi, %ebp), %esi roll $7, %esi xorl %esi, %ebx movl %ebx, 4(%esp) movl 20(%esp), %esi xorl %ecx, %edx leal (%ebp, %ebx), %ecx roll $9, %ecx xorl %ecx, %esi movl %esi, 56(%esp) movl 48(%esp), %ecx movl %edx, 20(%esp) movl 36(%esp), %edx addl %esi, %ebx roll $13, %ebx xorl %ebx, %edi movl 24(%esp), %ebx movl %edi, 24(%esp) addl %esi, %edi roll $18, %edi leal (%ecx, %edx), %esi roll $7, %esi xorl %esi, %ebx movl %ebx, 60(%esp) movl 12(%esp), %esi xorl %edi, %ebp leal (%edx, %ebx), %edi roll $9, %edi xorl %edi, %esi movl %esi, 12(%esp) movl 52(%esp), %edi movl %ebp, 36(%esp) movl 8(%esp), %ebp addl %esi, %ebx roll $13, %ebx xorl %ebx, %ecx movl 16(%esp), %ebx movl %ecx, 16(%esp) addl %esi, %ecx roll $18, %ecx leal (%edi, %ebp), %esi roll $7, %esi xorl %esi, %ebx movl 32(%esp), %esi xorl %ecx, %edx leal (%ebp, %ebx), %ecx roll $9, %ecx xorl %ecx, %esi movl %esi, 32(%esp) movl %ebx, %ecx movl %edx, 48(%esp) movl 20(%esp), %edx addl %esi, %ebx roll $13, %ebx xorl %ebx, %edi movl 24(%esp), %ebx movl %edi, 20(%esp) addl %esi, %edi roll $18, %edi leal (%ecx, %edx), %esi roll $7, %esi xorl %esi, %ebx movl %ebx, 8(%esp) movl 12(%esp), %esi xorl %edi, %ebp leal (%edx, %ebx), %edi roll $9, %edi xorl %edi, %esi movl %esi, 12(%esp) movl 28(%esp), %edi movl %ebp, 52(%esp) movl 36(%esp), %ebp addl %esi, %ebx roll $13, %ebx xorl %ebx, %ecx movl 16(%esp), %ebx movl %ecx, 16(%esp) addl %esi, %ecx roll $18, %ecx leal (%edi, %ebp), %esi roll $7, %esi xorl %esi, %ebx movl %ebx, 28(%esp) movl 32(%esp), %esi xorl %ecx, %edx leal (%ebp, %ebx), %ecx roll $9, %ecx xorl %ecx, %esi movl %esi, 32(%esp) movl 4(%esp), %ecx movl %edx, 4(%esp) movl 48(%esp), %edx addl %esi, %ebx roll $13, %ebx xorl %ebx, %edi movl 20(%esp), %ebx movl %edi, 20(%esp) addl %esi, %edi roll $18, %edi leal (%ecx, %edx), %esi roll $7, %esi xorl %esi, %ebx movl %ebx, 48(%esp) movl 40(%esp), %esi xorl %edi, %ebp leal (%edx, %ebx), %edi roll $9, %edi xorl %edi, %esi movl %esi, 36(%esp) movl 60(%esp), %edi movl %ebp, 24(%esp) movl 52(%esp), %ebp addl %esi, %ebx roll $13, %ebx xorl %ebx, %ecx movl 44(%esp), %ebx movl %ecx, 40(%esp) addl %esi, %ecx roll $18, %ecx leal (%edi, %ebp), %esi roll $7, %esi xorl %esi, %ebx movl %ebx, 52(%esp) movl 56(%esp), %esi xorl %ecx, %edx leal (%ebp, %ebx), %ecx roll $9, %ecx xorl %ecx, %esi movl %esi, 56(%esp) addl %esi, %ebx movl %edx, 44(%esp) roll $13, %ebx xorl %ebx, %edi movl %edi, 60(%esp) addl %esi, %edi roll $18, %edi xorl %edi, %ebp movl %ebp, 64(%esp) .endm .text .p2align 5 salsa8_core_gen: salsa8_core_gen_quadround salsa8_core_gen_quadround ret .text .p2align 5 .globl scrypt_core .globl _scrypt_core scrypt_core: _scrypt_core: pushl %ebx pushl %ebp pushl %edi pushl %esi # Check for SSE2 availability movl $1, %eax cpuid andl $0x04000000, %edx jnz scrypt_core_sse2 scrypt_core_gen: movl 20(%esp), %edi movl 24(%esp), %esi subl $72, %esp .macro scrypt_core_macro1a p, q movl \p(%edi), %eax movl \q(%edi), %edx movl %eax, \p(%esi) movl %edx, \q(%esi) xorl %edx, %eax movl %eax, \p(%edi) movl %eax, \p(%esp) .endm .macro scrypt_core_macro1b p, q movl \p(%edi), %eax xorl \p(%esi, %edx), %eax movl \q(%edi), %ebx xorl \q(%esi, %edx), %ebx movl %ebx, \q(%edi) xorl %ebx, %eax movl %eax, \p(%edi) movl %eax, \p(%esp) .endm .macro scrypt_core_macro2 p, q movl \p(%esp), %eax addl \p(%edi), %eax movl %eax, \p(%edi) xorl \q(%edi), %eax movl %eax, \q(%edi) movl %eax, \p(%esp) .endm .macro scrypt_core_macro3 p, q movl \p(%esp), %eax addl \q(%edi), %eax movl %eax, \q(%edi) .endm leal 131072(%esi), %ecx scrypt_core_gen_loop1: movl %esi, 64(%esp) movl %ecx, 68(%esp) scrypt_core_macro1a 0, 64 scrypt_core_macro1a 4, 68 scrypt_core_macro1a 8, 72 scrypt_core_macro1a 12, 76 scrypt_core_macro1a 16, 80 scrypt_core_macro1a 20, 84 scrypt_core_macro1a 24, 88 scrypt_core_macro1a 28, 92 scrypt_core_macro1a 32, 96 scrypt_core_macro1a 36, 100 scrypt_core_macro1a 40, 104 scrypt_core_macro1a 44, 108 scrypt_core_macro1a 48, 112 scrypt_core_macro1a 52, 116 scrypt_core_macro1a 56, 120 scrypt_core_macro1a 60, 124 call salsa8_core_gen movl 92(%esp), %edi scrypt_core_macro2 0, 64 scrypt_core_macro2 4, 68 scrypt_core_macro2 8, 72 scrypt_core_macro2 12, 76 scrypt_core_macro2 16, 80 scrypt_core_macro2 20, 84 scrypt_core_macro2 24, 88 scrypt_core_macro2 28, 92 scrypt_core_macro2 32, 96 scrypt_core_macro2 36, 100 scrypt_core_macro2 40, 104 scrypt_core_macro2 44, 108 scrypt_core_macro2 48, 112 scrypt_core_macro2 52, 116 scrypt_core_macro2 56, 120 scrypt_core_macro2 60, 124 call salsa8_core_gen movl 92(%esp), %edi scrypt_core_macro3 0, 64 scrypt_core_macro3 4, 68 scrypt_core_macro3 8, 72 scrypt_core_macro3 12, 76 scrypt_core_macro3 16, 80 scrypt_core_macro3 20, 84 scrypt_core_macro3 24, 88 scrypt_core_macro3 28, 92 scrypt_core_macro3 32, 96 scrypt_core_macro3 36, 100 scrypt_core_macro3 40, 104 scrypt_core_macro3 44, 108 scrypt_core_macro3 48, 112 scrypt_core_macro3 52, 116 scrypt_core_macro3 56, 120 scrypt_core_macro3 60, 124 movl 64(%esp), %esi movl 68(%esp), %ecx addl $128, %esi cmpl %ecx, %esi jne scrypt_core_gen_loop1 movl 96(%esp), %esi movl $1024, %ecx scrypt_core_gen_loop2: movl %ecx, 68(%esp) movl 64(%edi), %edx andl $1023, %edx shll $7, %edx scrypt_core_macro1b 0, 64 scrypt_core_macro1b 4, 68 scrypt_core_macro1b 8, 72 scrypt_core_macro1b 12, 76 scrypt_core_macro1b 16, 80 scrypt_core_macro1b 20, 84 scrypt_core_macro1b 24, 88 scrypt_core_macro1b 28, 92 scrypt_core_macro1b 32, 96 scrypt_core_macro1b 36, 100 scrypt_core_macro1b 40, 104 scrypt_core_macro1b 44, 108 scrypt_core_macro1b 48, 112 scrypt_core_macro1b 52, 116 scrypt_core_macro1b 56, 120 scrypt_core_macro1b 60, 124 call salsa8_core_gen movl 92(%esp), %edi scrypt_core_macro2 0, 64 scrypt_core_macro2 4, 68 scrypt_core_macro2 8, 72 scrypt_core_macro2 12, 76 scrypt_core_macro2 16, 80 scrypt_core_macro2 20, 84 scrypt_core_macro2 24, 88 scrypt_core_macro2 28, 92 scrypt_core_macro2 32, 96 scrypt_core_macro2 36, 100 scrypt_core_macro2 40, 104 scrypt_core_macro2 44, 108 scrypt_core_macro2 48, 112 scrypt_core_macro2 52, 116 scrypt_core_macro2 56, 120 scrypt_core_macro2 60, 124 call salsa8_core_gen movl 92(%esp), %edi movl 96(%esp), %esi scrypt_core_macro3 0, 64 scrypt_core_macro3 4, 68 scrypt_core_macro3 8, 72 scrypt_core_macro3 12, 76 scrypt_core_macro3 16, 80 scrypt_core_macro3 20, 84 scrypt_core_macro3 24, 88 scrypt_core_macro3 28, 92 scrypt_core_macro3 32, 96 scrypt_core_macro3 36, 100 scrypt_core_macro3 40, 104 scrypt_core_macro3 44, 108 scrypt_core_macro3 48, 112 scrypt_core_macro3 52, 116 scrypt_core_macro3 56, 120 scrypt_core_macro3 60, 124 movl 68(%esp), %ecx subl $1, %ecx ja scrypt_core_gen_loop2 addl $72, %esp popl %esi popl %edi popl %ebp popl %ebx ret .macro salsa8_core_sse2_doubleround movdqa %xmm1, %xmm4 paddd %xmm0, %xmm4 movdqa %xmm4, %xmm5 pslld $7, %xmm4 psrld $25, %xmm5 pxor %xmm4, %xmm3 pxor %xmm5, %xmm3 movdqa %xmm0, %xmm4 paddd %xmm3, %xmm4 movdqa %xmm4, %xmm5 pslld $9, %xmm4 psrld $23, %xmm5 pxor %xmm4, %xmm2 movdqa %xmm3, %xmm4 pshufd $0x93, %xmm3, %xmm3 pxor %xmm5, %xmm2 paddd %xmm2, %xmm4 movdqa %xmm4, %xmm5 pslld $13, %xmm4 psrld $19, %xmm5 pxor %xmm4, %xmm1 movdqa %xmm2, %xmm4 pshufd $0x4e, %xmm2, %xmm2 pxor %xmm5, %xmm1 paddd %xmm1, %xmm4 movdqa %xmm4, %xmm5 pslld $18, %xmm4 psrld $14, %xmm5 pxor %xmm4, %xmm0 pshufd $0x39, %xmm1, %xmm1 pxor %xmm5, %xmm0 movdqa %xmm3, %xmm4 paddd %xmm0, %xmm4 movdqa %xmm4, %xmm5 pslld $7, %xmm4 psrld $25, %xmm5 pxor %xmm4, %xmm1 pxor %xmm5, %xmm1 movdqa %xmm0, %xmm4 paddd %xmm1, %xmm4 movdqa %xmm4, %xmm5 pslld $9, %xmm4 psrld $23, %xmm5 pxor %xmm4, %xmm2 movdqa %xmm1, %xmm4 pshufd $0x93, %xmm1, %xmm1 pxor %xmm5, %xmm2 paddd %xmm2, %xmm4 movdqa %xmm4, %xmm5 pslld $13, %xmm4 psrld $19, %xmm5 pxor %xmm4, %xmm3 movdqa %xmm2, %xmm4 pshufd $0x4e, %xmm2, %xmm2 pxor %xmm5, %xmm3 paddd %xmm3, %xmm4 movdqa %xmm4, %xmm5 pslld $18, %xmm4 psrld $14, %xmm5 pxor %xmm4, %xmm0 pshufd $0x39, %xmm3, %xmm3 pxor %xmm5, %xmm0 .endm .macro salsa8_core_sse2 salsa8_core_sse2_doubleround salsa8_core_sse2_doubleround salsa8_core_sse2_doubleround salsa8_core_sse2_doubleround .endm .p2align 5 scrypt_core_sse2: movl 20(%esp), %edi movl 24(%esp), %esi movl %esp, %ebp subl $128, %esp andl $-16, %esp scrypt_shuffle %edi, 0, %esp, 0 scrypt_shuffle %edi, 64, %esp, 64 movdqa 96(%esp), %xmm6 movdqa 112(%esp), %xmm7 movl %esi, %edx leal 131072(%esi), %ecx scrypt_core_sse2_loop1: movdqa 0(%esp), %xmm0 movdqa 16(%esp), %xmm1 movdqa 32(%esp), %xmm2 movdqa 48(%esp), %xmm3 movdqa 64(%esp), %xmm4 movdqa 80(%esp), %xmm5 pxor %xmm4, %xmm0 pxor %xmm5, %xmm1 pxor %xmm6, %xmm2 pxor %xmm7, %xmm3 movdqa %xmm0, 0(%edx) movdqa %xmm1, 16(%edx) movdqa %xmm2, 32(%edx) movdqa %xmm3, 48(%edx) movdqa %xmm4, 64(%edx) movdqa %xmm5, 80(%edx) movdqa %xmm6, 96(%edx) movdqa %xmm7, 112(%edx) salsa8_core_sse2 paddd 0(%edx), %xmm0 paddd 16(%edx), %xmm1 paddd 32(%edx), %xmm2 paddd 48(%edx), %xmm3 movdqa %xmm0, 0(%esp) movdqa %xmm1, 16(%esp) movdqa %xmm2, 32(%esp) movdqa %xmm3, 48(%esp) pxor 64(%esp), %xmm0 pxor 80(%esp), %xmm1 pxor %xmm6, %xmm2 pxor %xmm7, %xmm3 movdqa %xmm0, 64(%esp) movdqa %xmm1, 80(%esp) movdqa %xmm2, %xmm6 movdqa %xmm3, %xmm7 salsa8_core_sse2 paddd 64(%esp), %xmm0 paddd 80(%esp), %xmm1 paddd %xmm2, %xmm6 paddd %xmm3, %xmm7 movdqa %xmm0, 64(%esp) movdqa %xmm1, 80(%esp) addl $128, %edx cmpl %ecx, %edx jne scrypt_core_sse2_loop1 movdqa 64(%esp), %xmm4 movdqa 80(%esp), %xmm5 movl $1024, %ecx scrypt_core_sse2_loop2: movdqa 0(%esp), %xmm0 movdqa 16(%esp), %xmm1 movdqa 32(%esp), %xmm2 movdqa 48(%esp), %xmm3 movd %xmm4, %edx andl $1023, %edx shll $7, %edx pxor 0(%esi, %edx), %xmm0 pxor 16(%esi, %edx), %xmm1 pxor 32(%esi, %edx), %xmm2 pxor 48(%esi, %edx), %xmm3 pxor %xmm4, %xmm0 pxor %xmm5, %xmm1 pxor %xmm6, %xmm2 pxor %xmm7, %xmm3 movdqa %xmm0, 0(%esp) movdqa %xmm1, 16(%esp) movdqa %xmm2, 32(%esp) movdqa %xmm3, 48(%esp) salsa8_core_sse2 paddd 0(%esp), %xmm0 paddd 16(%esp), %xmm1 paddd 32(%esp), %xmm2 paddd 48(%esp), %xmm3 movdqa %xmm0, 0(%esp) movdqa %xmm1, 16(%esp) movdqa %xmm2, 32(%esp) movdqa %xmm3, 48(%esp) pxor 64(%esi, %edx), %xmm0 pxor 80(%esi, %edx), %xmm1 pxor 96(%esi, %edx), %xmm2 pxor 112(%esi, %edx), %xmm3 pxor 64(%esp), %xmm0 pxor 80(%esp), %xmm1 pxor %xmm6, %xmm2 pxor %xmm7, %xmm3 movdqa %xmm0, 64(%esp) movdqa %xmm1, 80(%esp) movdqa %xmm2, %xmm6 movdqa %xmm3, %xmm7 salsa8_core_sse2 paddd 64(%esp), %xmm0 paddd 80(%esp), %xmm1 paddd %xmm2, %xmm6 paddd %xmm3, %xmm7 movdqa %xmm0, %xmm4 movdqa %xmm1, %xmm5 movdqa %xmm0, 64(%esp) movdqa %xmm1, 80(%esp) subl $1, %ecx ja scrypt_core_sse2_loop2 movdqa %xmm6, 96(%esp) movdqa %xmm7, 112(%esp) scrypt_shuffle %esp, 0, %edi, 0 scrypt_shuffle %esp, 64, %edi, 64 movl %ebp, %esp popl %esi popl %edi popl %ebp popl %ebx ret #endif