n1k7i_6.s

最新的FFT程序

/*
 * Copyright (c) 2003, 2006 Matteo Frigo
 * Copyright (c) 2003, 2006 Massachusetts Institute of Technology
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

/* This file was automatically generated --- DO NOT EDIT */
/* Generated on Fri Jan 27 20:10:18 EST 2006 */

#include "config.h"



/* cheap-mode: VECTGRADE_FULL succeeded. (64 steps) */
/* Generated by: ../../../genfft-k7/gen_notw -no-randomized-cse -n 6 -sign 1 -name n1k7i_6 */

/*
 * Generator Id's : 
 * $Id: algsimp.ml,v 1.4 2006-01-05 03:04:27 stevenj Exp $
 * $Id: fft.ml,v 1.4 2006-01-05 03:04:27 stevenj Exp $
 * $Id: gen_notw.ml,v 1.12 2006-01-05 03:04:27 stevenj Exp $
 */

/* The following asm code is Copyright (c) 2000-2001 Stefan Kral */
.section .rodata
	.balign 64
KP500000000KP500000000: .float +0.500000000000000000000000000000000000000000000, +0.500000000000000000000000000000000000000000000
KP866025403KN866025403: .float +0.866025403784438646763723170752936183471402627, -0.866025403784438646763723170752936183471402627
.text
.text
	.balign 64
n1k7i_6:
	subl $28, %esp
	femms 
	movl %ebx, 24(%esp)
	movl 48(%esp), %edx
	movl 52(%esp), %ebx
	movl %esi, 20(%esp)
	movl %edi, 16(%esp)
	movl 36(%esp), %eax
	movl %ebp, 12(%esp)
	movl 44(%esp), %ecx
	sall $2, 60(%esp)
	leal (,%edx,4), %edx
	sall $2, 64(%esp)
	leal (,%ebx,4), %ebx
	.p2align 4,,7
.L0:
	/* promise simd cell size = 8 */ 
	leal (%edx,%edx,4), %edi
	leal (%edx,%edx,2), %esi
	movq (%eax), %mm1
	movq (%eax,%edx,2), %mm4
	leal (%ebx,%ebx,2), %ebp
	movq (%eax,%edi), %mm3
	movq (%eax,%edx), %mm6
	movq (%eax,%edx,4), %mm7
	movq (%eax,%esi), %mm0
	/* simd data load/store barrier */ 
	leal (%ebx,%ebx,4), %esi
	addl 60(%esp), %eax
	movq %mm1, %mm2
	movq %mm4, %mm5
	pfsub %mm3, %mm4
	pfadd %mm0, %mm2
	pfsub %mm0, %mm1
	movq %mm7, %mm0
	pfsub %mm6, %mm7
	pfadd %mm6, %mm0
	movq %mm4, %mm6
	pfadd %mm3, %mm5
	pfsubr %mm7, %mm6
	pfadd %mm7, %mm4
	movq %mm1, %mm7
	movq %mm5, %mm3
	pfadd %mm0, %mm5
	movq %mm6, 0(%esp)
	pfsubr %mm0, %mm3
	movq %mm2, %mm0
	pfadd %mm4, %mm1
	pfmul KP500000000KP500000000, %mm4
	pfadd %mm5, %mm2
	pfmul KP500000000KP500000000, %mm5
	movq 0(%esp), %mm6
	pswapd %mm3, %mm3
	pfmul KP866025403KN866025403, %mm3
	movq %mm1, (%ecx,%ebp)
	movq %mm2, (%ecx)
	pfsub %mm4, %mm7
	pswapd %mm6, %mm6
	pfsub %mm5, %mm0
	pfmul KP866025403KN866025403, %mm6
	movq %mm7, %mm2
	movq %mm0, %mm1
	pfsub %mm3, %mm0
	pfadd %mm3, %mm1
	pfadd %mm6, %mm2
	movq %mm0, (%ecx,%ebx,2)
	pfsub %mm6, %mm7
	movq %mm1, (%ecx,%ebx,4)
	movq %mm2, (%ecx,%ebx)
	movq %mm7, (%ecx,%esi)
	addl 64(%esp), %ecx
	decl 56(%esp)
	jnz .L0
	femms 
	movl 24(%esp), %ebx
	movl 20(%esp), %esi
	movl 16(%esp), %edi
	movl 12(%esp), %ebp
	addl $28, %esp
	ret 

.section .rodata
nam:
	.string "n1k7i_6"
	.align 4
desc:
	.long 6
	.long nam
	.double 18
	.double 4
	.double 0
	.double 0
	.long fftwf_kdft_k7_pgenus
	.long 0
	.long 0
	.long 0
	.long 0

.text
	.align 4
.globl fftwf_codelet_n1k7i_6
fftwf_codelet_n1k7i_6:
	subl $12,%esp
	addl $-4,%esp
	pushl $desc
	pushl $n1k7i_6
	pushl 28(%esp)
	call fftwf_kdft_register
	addl $16,%esp
	addl $12,%esp
	ret