📄 iamax_sse.s

📁 Optimized GotoBLAS libraries
💻 S
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/*********************************************************************//*                                                                   *//*             Optimized BLAS libraries                              *//*                     By Kazushige Goto <kgoto@tacc.utexas.edu>     *//*                                                                   *//* Copyright (c) The University of Texas, 2005. All rights reserved. *//* UNIVERSITY EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES CONCERNING  *//* THIS SOFTWARE AND DOCUMENTATION, INCLUDING ANY WARRANTIES OF      *//* MERCHANTABILITY, FITNESS FOR ANY PARTICULAR PURPOSE,              *//* NON-INFRINGEMENT AND WARRANTIES OF PERFORMANCE, AND ANY WARRANTY  *//* THAT MIGHT OTHERWISE ARISE FROM COURSE OF DEALING OR USAGE OF     *//* TRADE. NO WARRANTY IS EITHER EXPRESS OR IMPLIED WITH RESPECT TO   *//* THE USE OF THE SOFTWARE OR DOCUMENTATION.                         *//* Under no circumstances shall University be liable for incidental, *//* special, indirect, direct or consequential damages or loss of     *//* profits, interruption of business, or related expenses which may  *//* arise from use of Software or Documentation, including but not    *//* limited to those resulting from defects in Software and/or        *//* Documentation, or loss or inaccuracy of data of any kind.         *//*********************************************************************/#define ASSEMBLER#include "common.h"	#define STACK	16#define ARGS	 0	#define STACK_M		 4 + STACK + ARGS(%esp)#define STACK_X		 8 + STACK + ARGS(%esp)#define STACK_INCX	12 + STACK + ARGS(%esp)#define RET	%eax#define	M	%ebx#define X	%ecx#define INCX	%edx#define I	%esi#define MM	%ebp#define XX	%edi#define TEMP	%ebx	#ifdef MIN#define maxps	minps#define maxss	minss#endif#ifndef HAVE_SSE2#define pxor	xorps#define movsd	movlps#endif	PROLOGUE	pushl	%ebp	pushl	%edi	pushl	%esi	pushl	%ebx	PROFCODE	movl	STACK_M, M	movl	STACK_X, X	movl	STACK_INCX, INCX#ifdef F_INTERFACE	movl	(M), M	movl	(INCX), INCX#endif	pxor	%xmm0, %xmm0		/* Return Value(Float) */#ifdef ABS	pxor	%xmm7, %xmm7		/* Generate ABS */#endif	xor	RET, RET		/* Return Value(Int)   */	testl	M, M	jle	.L999	leal	(, INCX, SIZE), INCX	testl	INCX, INCX	jle	.L999	movl	M, MM	movl	X, XX#ifdef ABS#ifndef HAVE_SSE2	subl	$8, %esp	movl	$0x7fffffff, (%esp)	movss	(%esp), %xmm7	shufps	$0, %xmm7, %xmm7	addl	$8, %esp#else	cmpeqps	%xmm7, %xmm7	psrld	$1, %xmm7		/* Generate ABS */#endif#endif	movss	(XX), %xmm0	addl	INCX, XX	decl	MM	shufps	$0, %xmm0, %xmm0#ifdef ABS	andps	%xmm7, %xmm0#endif	movaps	%xmm0, %xmm1	movaps	%xmm0, %xmm2	movaps	%xmm0, %xmm3		/* Generating "seed value" */	cmpl	$SIZE, INCX	jne	.L80			/* Incx != 1 goto L80 *//* Analigned Check */	testl	$3, XX			/* 00000011 */	jne	.L30			/* Purely Unaligned Mode */	cmpl	$8, MM	jle	.L30			/* if M <= 8 goto Unaligned mode */	testl	$4, XX			/* bit test 000100 */	je	.L05	movss	0 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	  %xmm4, %xmm0	decl	MM	addl	$SIZE, XX	ALIGN_3.L05:	testl	$8, XX	je	.L06	movsd	0 * SIZE(XX), %xmm4	unpcklps  %xmm4, %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	  %xmm4, %xmm1	subl	$2, MM	addl	$2 * SIZE, XX	ALIGN_3.L06:	movl	MM,  I	sarl	$4, I	jle	.L15	ALIGN_4	#define PREFETCHSIZE 256.L11:	prefetcht0	PREFETCHSIZE * SIZE(XX)	movaps	 0 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm0	movaps	 4 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm1	movaps	 8 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm2	movaps	12 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm3	addl	$16 * SIZE, XX	decl	I	jg	.L11	ALIGN_4.L15:	andl	$15,  MM	jle	.L20	testl	$8, MM	je	.L16	movaps	0 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm0	movaps	4 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm1	addl	$8 * SIZE, XX	ALIGN_3.L16:	testl	$4, MM	je	.L17	movaps	0 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm2	addl	$4 * SIZE, XX	ALIGN_3	.L17:	testl	$2, MM	je	.L18	movsd	0 * SIZE(XX), %xmm4	unpcklps %xmm4, %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm3	addl	$2 * SIZE, XX	.L18:	testl	$1, MM	je	.L20	movss	0 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm0	ALIGN_3.L20:	movl	X, XX	movl	M, MM	maxps	%xmm1, %xmm0	maxps	%xmm3, %xmm2	maxps	%xmm2, %xmm0	movaps	%xmm0, %xmm1	movhlps %xmm0, %xmm0	maxps	%xmm1, %xmm0	movaps	%xmm0, %xmm1	shufps	$1, %xmm0, %xmm0	maxss	%xmm1, %xmm0	shufps	$0, %xmm0, %xmm0	testl	$4, XX	je	.L21	movss	0 * SIZE(XX), %xmm1	decl	MM	addl	$SIZE, XX#ifdef ABS	andps	 %xmm7, %xmm1#endif	incl	RET	comiss	%xmm0, %xmm1	je	.L999	ALIGN_3.L21:	testl	$8, XX	je	.L22	movss	0 * SIZE(XX), %xmm1	movss	1 * SIZE(XX), %xmm2	subl	$2, MM	addl	$2 * SIZE, XX#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2#endif	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	ALIGN_3.L22:	movl	MM,  I	sarl	$3, I	jle	.L25	ALIGN_4	.L23:	prefetcht0	PREFETCHSIZE * SIZE(XX)	movaps	0 * SIZE(XX), %xmm1#ifdef ABS	andps	 %xmm7, %xmm1#endif	cmpeqps	%xmm0, %xmm1	movaps	4 * SIZE(XX), %xmm2#ifdef ABS	andps	 %xmm7, %xmm2#endif	cmpeqps	%xmm0, %xmm2	orps	%xmm2, %xmm1	movmskps %xmm1, TEMP	testl	 $15, TEMP	jne	 .L24	addl	$8 * SIZE, XX	addl	$8, RET	decl	I	jg	.L23	jmp	.L25	ALIGN_3.L24:	movss	0 * SIZE(XX), %xmm1	movss	1 * SIZE(XX), %xmm2	movss	2 * SIZE(XX), %xmm3	movss	3 * SIZE(XX), %xmm4#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2	andps	 %xmm7, %xmm3	andps	 %xmm7, %xmm4#endif	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	incl	RET	comiss	%xmm0, %xmm3	je	.L999	incl	RET	comiss	%xmm0, %xmm4	je	.L999	movss	4 * SIZE(XX), %xmm1	movss	5 * SIZE(XX), %xmm2	movss	6 * SIZE(XX), %xmm3#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2	andps	 %xmm7, %xmm3#endif	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	incl	RET	comiss	%xmm0, %xmm3	je	.L999	incl	RET	jmp	.L999	ALIGN_4.L25:	testl	$4, MM	je	.L26	movss	0 * SIZE(XX), %xmm1	movss	1 * SIZE(XX), %xmm2	movss	2 * SIZE(XX), %xmm3	movss	3 * SIZE(XX), %xmm4#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2	andps	 %xmm7, %xmm3	andps	 %xmm7, %xmm4#endif	addl	$4 * SIZE, XX	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	incl	RET	comiss	%xmm0, %xmm3	je	.L999	incl	RET	comiss	%xmm0, %xmm4	je	.L999	ALIGN_3	.L26:	testl	$2, MM	je	.L27	movss	0 * SIZE(XX), %xmm1	movss	1 * SIZE(XX), %xmm2#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2#endif	addl	$2 * SIZE, XX	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	ALIGN_3	.L27:	incl	RET	jmp	.L999	ALIGN_3/* Unaligned Mode */.L30:	movl	MM,  I	sarl	$4, I	jle	.L35	ALIGN_4	.L31:	prefetcht0	PREFETCHSIZE * SIZE(XX)	movsd	 0 * SIZE(XX), %xmm4	movhps	 2 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm0	movsd	 4 * SIZE(XX), %xmm4	movhps	 6 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm1	movsd	 8 * SIZE(XX), %xmm4	movhps	10 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm2	movsd	12 * SIZE(XX), %xmm4	movhps	14 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm3	addl	$16 * SIZE, XX	decl	I	jg	.L31	ALIGN_4.L35:	andl	$15,  MM	jle	.L40	testl	$8, MM	je	.L36	movsd	0 * SIZE(XX), %xmm4	movhps	2 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm0	movsd	4 * SIZE(XX), %xmm4	movhps	6 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm1	addl	$8 * SIZE, XX	ALIGN_3.L36:	testl	$4, MM	je	.L37	movsd	0 * SIZE(XX), %xmm4	movhps	2 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm2	addl	$4 * SIZE, XX	ALIGN_3	.L37:	testl	$2, MM	je	.L38	movsd	0 * SIZE(XX), %xmm4	unpcklps %xmm4, %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxps	%xmm4, %xmm3	addl	$2 * SIZE, XX	.L38:	testl	$1, MM	je	.L40	movss	0 * SIZE(XX), %xmm4#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm0	jmp	.L40	ALIGN_4.L40:	movl	X, XX	movl	M, MM	maxps	%xmm1, %xmm0	maxps	%xmm3, %xmm2	maxps	%xmm2, %xmm0	movaps	%xmm0, %xmm1	movhlps %xmm0, %xmm0	maxps	%xmm1, %xmm0	movaps	%xmm0, %xmm1	shufps	$1, %xmm0, %xmm0	maxss	%xmm1, %xmm0	shufps	$0, %xmm0, %xmm0	movl	MM,  I	sarl	$3, I	jle	.L45	ALIGN_4	.L43:	prefetcht0	PREFETCHSIZE * SIZE(XX)	movsd	0 * SIZE(XX), %xmm1	movhps	2 * SIZE(XX), %xmm1#ifdef ABS	andps	 %xmm7, %xmm1#endif	cmpeqps	%xmm0, %xmm1	movsd	4 * SIZE(XX), %xmm2	movhps	6 * SIZE(XX), %xmm2#ifdef ABS	andps	 %xmm7, %xmm2#endif	cmpeqps	%xmm0, %xmm2	orps	%xmm2, %xmm1	movmskps %xmm1, TEMP	testl	 $15, TEMP	jne	 .L44	addl	$8 * SIZE, XX	addl	$8, RET	decl	I	jg	.L43	jmp	.L45	ALIGN_3.L44:	movss	0 * SIZE(XX), %xmm1	movss	1 * SIZE(XX), %xmm2	movss	2 * SIZE(XX), %xmm3	movss	3 * SIZE(XX), %xmm4#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2	andps	 %xmm7, %xmm3	andps	 %xmm7, %xmm4#endif	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	incl	RET	comiss	%xmm0, %xmm3	je	.L999	incl	RET	comiss	%xmm0, %xmm4	je	.L999	movss	4 * SIZE(XX), %xmm1	movss	5 * SIZE(XX), %xmm2	movss	6 * SIZE(XX), %xmm3#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2	andps	 %xmm7, %xmm3#endif	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	incl	RET	comiss	%xmm0, %xmm3	je	.L999	incl	RET	jmp	.L999	ALIGN_4.L45:	testl	$4, MM	je	.L46	movss	0 * SIZE(XX), %xmm1	movss	1 * SIZE(XX), %xmm2	movss	2 * SIZE(XX), %xmm3	movss	3 * SIZE(XX), %xmm4#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2	andps	 %xmm7, %xmm3	andps	 %xmm7, %xmm4#endif	addl	$4 * SIZE, XX	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	incl	RET	comiss	%xmm0, %xmm3	je	.L999	incl	RET	comiss	%xmm0, %xmm4	je	.L999	ALIGN_3	.L46:	testl	$2, MM	je	.L47	movss	0 * SIZE(XX), %xmm1	movss	1 * SIZE(XX), %xmm2#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2#endif	addl	$2 * SIZE, XX	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	ALIGN_3	.L47:	incl	RET	jmp	.L999	ALIGN_3.L80:	movl	MM,  I	sarl	$3, I	jle	.L85	ALIGN_4	.L81:	prefetcht0	PREFETCHSIZE * SIZE(XX)	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm0	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm1	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm2	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm3	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm0	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm1	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm2	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm3	decl	I	jg	.L81	ALIGN_4.L85:	andl	$7,  MM	jle	.L90	testl	$4, MM	je	.L86	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm0	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm1	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm2	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm3	ALIGN_3	.L86:	testl	$2, MM	je	.L87	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm0	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm1	ALIGN_3	.L87:	testl	$1, MM	je	.L90	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	%xmm7, %xmm4#endif	maxss	%xmm4, %xmm2	ALIGN_4.L90:	movl	X, XX	movl	M, MM	maxss	%xmm1, %xmm0	maxss	%xmm3, %xmm2	maxss	%xmm2, %xmm0	shufps	$0, %xmm0, %xmm0	movl	MM,  I	sarl	$2, I	jle	.L96	ALIGN_4	.L92:	prefetcht0	PREFETCHSIZE * SIZE(XX)	movss	0 * SIZE(XX), %xmm1	addl	INCX, XX#ifdef ABS	andps	 %xmm7, %xmm1#endif	cmpeqss	%xmm0, %xmm1	movss	0 * SIZE(XX), %xmm2	addl	INCX, XX#ifdef ABS	andps	 %xmm7, %xmm2#endif	cmpeqss	%xmm0, %xmm2	movss	0 * SIZE(XX), %xmm3	addl	INCX, XX#ifdef ABS	andps	 %xmm7, %xmm3#endif	cmpeqss	%xmm0, %xmm3	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	 %xmm7, %xmm4#endif	cmpeqss	%xmm0, %xmm4	orps	%xmm2, %xmm1	orps	%xmm4, %xmm3	orps	%xmm3, %xmm1	movmskps %xmm1, TEMP	testl	 $15, TEMP	jne	 .L93	addl	$4, RET	decl	I	jg	.L92	jmp	.L96	ALIGN_3.L93:	leal	(, INCX, 4), TEMP	subl	TEMP, XX	movss	0 * SIZE(XX), %xmm1	addl	INCX, XX	movss	0 * SIZE(XX), %xmm2	addl	INCX, XX	movss	0 * SIZE(XX), %xmm3	addl	INCX, XX	movss	0 * SIZE(XX), %xmm4	addl	INCX, XX#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2	andps	 %xmm7, %xmm3	andps	 %xmm7, %xmm4#endif	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	incl	RET	comiss	%xmm0, %xmm3	je	.L999	incl	RET	comiss	%xmm0, %xmm4	je	.L999	ALIGN_3	.L96:	testl	$2, MM	je	.L97	movss	0 * SIZE(XX), %xmm1	addl	INCX, XX	movss	0 * SIZE(XX), %xmm2	addl	INCX, XX#ifdef ABS	andps	 %xmm7, %xmm1	andps	 %xmm7, %xmm2#endif	incl	RET	comiss	%xmm0, %xmm1	je	.L999	incl	RET	comiss	%xmm0, %xmm2	je	.L999	ALIGN_3	.L97:	incl	RET	ALIGN_3.L999:	popl	%ebx	popl	%esi	popl	%edi	popl	%ebp	ret	EPILOGUE
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