/*********************************************************************/

/* Copyright 2009, 2010 The University of Texas at Austin.           */

/* 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  UNIVERSITY OF  TEXAS AT    */

/*    AUSTIN  ``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 UNIVERSITY  OF TEXAS AT    */

/*    AUSTIN 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.                                    */

/*                                                                   */

/* The views and conclusions contained in the software and           */

/* documentation are those of the authors and should not be          */

/* interpreted as representing official policies, either expressed   */

/* or implied, of The University of Texas at Austin.                 */

/*********************************************************************/

#define ASSEMBLER

#include "common.h"

#define OLD_M	%rdi

#define OLD_N	%rsi

#define M	%r13

#define N	%r14

#define K	%rdx

#define A	%rcx

#define B	%r8

#define C	%r9

#define LDC	%r10

#define I	%r11

#define AO	%rdi

#define BO	%rsi

#define	CO1	%r15

#define CO2	%rbp

#define BB	%r12

#ifndef WINDOWS_ABI

#define STACKSIZE 64

#else

#define STACKSIZE 256

#define OLD_ALPHA_I	40 + STACKSIZE(%rsp)

#define OLD_A		48 + STACKSIZE(%rsp)

#define OLD_B		56 + STACKSIZE(%rsp)

#define OLD_C		64 + STACKSIZE(%rsp)

#define OLD_LDC		72 + STACKSIZE(%rsp)

#define OLD_OFFSET	80 + STACKSIZE(%rsp)

#endif

#define POSINV	  0(%rsp)

#define ALPHA_R	 16(%rsp)

#define ALPHA_I	 32(%rsp)

#define J	 48(%rsp)

#define OFFSET	 56(%rsp)

#define KK	 64(%rsp)

#define KKK	 72(%rsp)

#define BUFFER	256(%rsp)

#ifdef OPTERON

#define PREFETCH     prefetch

#define PREFETCHW    prefetchw

#define PREFETCHSIZE (8 * 9 + 4)

#define RPREFETCHSIZE (8 *  7 + 4)

#define WPREFETCHSIZE (8 *  8 + 4)

#endif

#ifdef GENERIC

#define PREFETCH     prefetcht0

#define PREFETCHW    prefetcht0

#define PREFETCHSIZE (8 * 5 + 4)

#define RPREFETCHSIZE (8 *  7 + 4)

#define WPREFETCHSIZE (8 *  8 + 4)

#endif

#ifndef GENERIC

#define KERNEL1(xx) \

	mulpd	%xmm0, %xmm1 ;\

	addpd	%xmm1, %xmm8 ;\

	movapd	-16 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm1 ;\

	mulpd	%xmm0, %xmm3 ;\

	addpd	%xmm3, %xmm9 ;\

	movapd	-14 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm3 ;\

	mulpd	%xmm0, %xmm5 ;\

	PREFETCH	(PREFETCHSIZE     +  0) * SIZE + 1 * (xx) * SIZE(AO, %rax, 4) ;\

	mulpd	-10 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm0 ;\

	addpd	%xmm5, %xmm10 ;\

	movapd	-12 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm5 ;\

	addpd	%xmm0, %xmm11 ;\

	movapd	-8 * SIZE + 1 * (xx) * SIZE(AO, %rax, 4), %xmm0

#define KERNEL2(xx) \

	mulpd	%xmm2, %xmm1 ;\

	addpd	%xmm1, %xmm12 ;\

	movapd	 0 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm1 ;\

	mulpd	%xmm2, %xmm3 ;\

	addpd	%xmm3, %xmm13 ;\

	movapd	-6 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm3 ;\

	mulpd	%xmm2, %xmm5 ;\

	mulpd	-10 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm2 ;\

	addpd	%xmm5, %xmm14 ;\

	movapd	 -4 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm5 ;\

	addpd	%xmm2, %xmm15 ;\

	movapd	-6 * SIZE + 1 * (xx) * SIZE(AO, %rax, 4), %xmm2

#define KERNEL3(xx) \

	mulpd	%xmm4, %xmm7 ;\

	addpd	%xmm7, %xmm8 ;\

	movapd	-8 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm7 ;\

	mulpd	%xmm4, %xmm3 ;\

	addpd	%xmm3, %xmm9 ;\

	movapd	-6 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm3 ;\

	mulpd	%xmm4, %xmm5 ;\

	mulpd	-2 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm4 ;\

	addpd	%xmm5, %xmm10 ;\

	movapd	-4 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm5 ;\

	addpd	%xmm4, %xmm11 ;\

	movapd	-4 * SIZE + 1 * (xx) * SIZE(AO, %rax, 4), %xmm4

#define KERNEL4(xx) \

	mulpd	%xmm6, %xmm7 ;\

	addpd	%xmm7, %xmm12 ;\

	movapd	 8 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm7 ;\

	mulpd	%xmm6, %xmm3 ;\

	addpd	%xmm3, %xmm13 ;\

	movapd	 2 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm3 ;\

	mulpd	%xmm6, %xmm5 ;\

	mulpd	-2 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm6 ;\

	addpd	%xmm5, %xmm14 ;\

	movapd	 4 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm5 ;\

 	PREFETCH	(PREFETCHSIZE     +  8) * SIZE + 1 * (xx) * SIZE(AO, %rax, 4) ;\

	addpd	%xmm6, %xmm15 ;\

	movapd	-2 * SIZE + 1 * (xx) * SIZE(AO, %rax, 4), %xmm6

#define KERNEL5(xx) \

	mulpd	%xmm0, %xmm1 ;\

	addpd	%xmm1, %xmm8 ;\

	movapd	 0 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm1 ;\

	mulpd	%xmm0, %xmm3 ;\

	addpd	%xmm3, %xmm9 ;\

	movapd	 2 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm3 ;\

	mulpd	%xmm0, %xmm5 ;\

	mulpd	 6 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm0 ;\

	addpd	%xmm5, %xmm10 ;\

	movapd	 4 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm5 ;\

	addpd	%xmm0, %xmm11 ;\

	movapd	 0 * SIZE + 1 * (xx) * SIZE(AO, %rax, 4), %xmm0

#define KERNEL6(xx) \

	mulpd	%xmm2, %xmm1 ;\

	addpd	%xmm1, %xmm12 ;\

	movapd	16 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm1 ;\

	mulpd	%xmm2, %xmm3 ;\

	addpd	%xmm3, %xmm13 ;\

	movapd	10 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm3 ;\

	mulpd	%xmm2, %xmm5 ;\

	mulpd	 6 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm2 ;\

	addpd	%xmm5, %xmm14 ;\

	movapd	12 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm5 ;\

	addpd	%xmm2, %xmm15 ;\

	movapd	 2 * SIZE + 1 * (xx) * SIZE(AO, %rax, 4), %xmm2

#define KERNEL7(xx) \

	mulpd	%xmm4, %xmm7 ;\

	addpd	%xmm7, %xmm8 ;\

	movapd	 8 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm7 ;\

	mulpd	%xmm4, %xmm3 ;\

	addpd	%xmm3, %xmm9 ;\

	movapd	10 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm3 ;\

	mulpd	%xmm4, %xmm5 ;\

	mulpd	14 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm4 ;\

	addpd	%xmm5, %xmm10 ;\

	movapd	12 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm5 ;\

	addpd	%xmm4, %xmm11 ;\

	movapd	 4 * SIZE + 1 * (xx) * SIZE(AO, %rax, 4), %xmm4

#define KERNEL8(xx) \

	mulpd	%xmm6, %xmm7 ;\

	addpd	%xmm7, %xmm12 ;\

	movapd	24 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm7 ;\

	mulpd	%xmm6, %xmm3 ;\

	addpd	%xmm3, %xmm13 ;\

	movapd	18 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm3 ;\

	mulpd	%xmm6, %xmm5 ;\

	mulpd	14 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm6 ;\

	addpd	%xmm5, %xmm14 ;\

	movapd	20 * SIZE + 2 * (xx) * SIZE(BO, %rax, 8), %xmm5 ;\

	addpd	%xmm6, %xmm15 ;\

	movapd	 6 * SIZE + 1 * (xx) * SIZE(AO, %rax, 4), %xmm6

#else

#define KERNEL1(xx) \

	mulpd	%xmm0, %xmm1 ;\

	addpd	%xmm1, %xmm8 ;\

	movapd	-16 * SIZE + 2 * (xx) * SIZE(BO), %xmm1 ;\

	mulpd	%xmm0, %xmm3 ;\

	addpd	%xmm3, %xmm9 ;\

	movapd	-14 * SIZE + 2 * (xx) * SIZE(BO), %xmm3 ;\

	mulpd	%xmm0, %xmm5 ;\

	PREFETCH	(PREFETCHSIZE     +  0) * SIZE + 1 * (xx) * SIZE(AO) ;\

	mulpd	-10 * SIZE + 2 * (xx) * SIZE(BO), %xmm0 ;\

	addpd	%xmm5, %xmm10 ;\

	movapd	-12 * SIZE + 2 * (xx) * SIZE(BO), %xmm5 ;\

	addpd	%xmm0, %xmm11 ;\

	movapd	-8 * SIZE + 1 * (xx) * SIZE(AO), %xmm0

#define KERNEL2(xx) \

	mulpd	%xmm2, %xmm1 ;\

	addpd	%xmm1, %xmm12 ;\

	movapd	 0 * SIZE + 2 * (xx) * SIZE(BO), %xmm1 ;\

	mulpd	%xmm2, %xmm3 ;\

	addpd	%xmm3, %xmm13 ;\

	movapd	-6 * SIZE + 2 * (xx) * SIZE(BO), %xmm3 ;\

	mulpd	%xmm2, %xmm5 ;\

	mulpd	-10 * SIZE + 2 * (xx) * SIZE(BO), %xmm2 ;\

	addpd	%xmm5, %xmm14 ;\

	movapd	 -4 * SIZE + 2 * (xx) * SIZE(BO), %xmm5 ;\

	addpd	%xmm2, %xmm15 ;\

	movapd	-6 * SIZE + 1 * (xx) * SIZE(AO), %xmm2

#define KERNEL3(xx) \

	mulpd	%xmm4, %xmm7 ;\

	addpd	%xmm7, %xmm8 ;\

	movapd	-8 * SIZE + 2 * (xx) * SIZE(BO), %xmm7 ;\

	mulpd	%xmm4, %xmm3 ;\

	addpd	%xmm3, %xmm9 ;\

	movapd	-6 * SIZE + 2 * (xx) * SIZE(BO), %xmm3 ;\

	mulpd	%xmm4, %xmm5 ;\

	mulpd	-2 * SIZE + 2 * (xx) * SIZE(BO), %xmm4 ;\

	addpd	%xmm5, %xmm10 ;\

	movapd	-4 * SIZE + 2 * (xx) * SIZE(BO), %xmm5 ;\

	addpd	%xmm4, %xmm11 ;\

	movapd	-4 * SIZE + 1 * (xx) * SIZE(AO), %xmm4

#define KERNEL4(xx) \

	mulpd	%xmm6, %xmm7 ;\

	addpd	%xmm7, %xmm12 ;\

	movapd	 8 * SIZE + 2 * (xx) * SIZE(BO), %xmm7 ;\

	mulpd	%xmm6, %xmm3 ;\

	addpd	%xmm3, %xmm13 ;\

	movapd	 2 * SIZE + 2 * (xx) * SIZE(BO), %xmm3 ;\

	mulpd	%xmm6, %xmm5 ;\

	mulpd	-2 * SIZE + 2 * (xx) * SIZE(BO), %xmm6 ;\

	addpd	%xmm5, %xmm14 ;\

	movapd	 4 * SIZE + 2 * (xx) * SIZE(BO), %xmm5 ;\

 	PREFETCH	(PREFETCHSIZE     +  8) * SIZE + 1 * (xx) * SIZE(AO) ;\

	addpd	%xmm6, %xmm15 ;\

	movapd	-2 * SIZE + 1 * (xx) * SIZE(AO), %xmm6

#define KERNEL5(xx) \

	mulpd	%xmm0, %xmm1 ;\

	addpd	%xmm1, %xmm8 ;\

	movapd	 0 * SIZE + 2 * (xx) * SIZE(BO), %xmm1 ;\

	mulpd	%xmm0, %xmm3 ;\

	addpd	%xmm3, %xmm9 ;\

	movapd	 2 * SIZE + 2 * (xx) * SIZE(BO), %xmm3 ;\

	mulpd	%xmm0, %xmm5 ;\

	mulpd	 6 * SIZE + 2 * (xx) * SIZE(BO), %xmm0 ;\

	addpd	%xmm5, %xmm10 ;\

	movapd	 4 * SIZE + 2 * (xx) * SIZE(BO), %xmm5 ;\

	addpd	%xmm0, %xmm11 ;\

	movapd	 0 * SIZE + 1 * (xx) * SIZE(AO), %xmm0

#define KERNEL6(xx) \

	mulpd	%xmm2, %xmm1 ;\

	addpd	%xmm1, %xmm12 ;\

	movapd	16 * SIZE + 2 * (xx) * SIZE(BO), %xmm1 ;\

	mulpd	%xmm2, %xmm3 ;\

	addpd	%xmm3, %xmm13 ;\

	movapd	10 * SIZE + 2 * (xx) * SIZE(BO), %xmm3 ;\

	mulpd	%xmm2, %xmm5 ;\

	mulpd	 6 * SIZE + 2 * (xx) * SIZE(BO), %xmm2 ;\

	addpd	%xmm5, %xmm14 ;\

	movapd	12 * SIZE + 2 * (xx) * SIZE(BO), %xmm5 ;\

	addpd	%xmm2, %xmm15 ;\

	movapd	 2 * SIZE + 1 * (xx) * SIZE(AO), %xmm2

#define KERNEL7(xx) \

	mulpd	%xmm4, %xmm7 ;\

	addpd	%xmm7, %xmm8 ;\

	movapd	 8 * SIZE + 2 * (xx) * SIZE(BO), %xmm7 ;\

	mulpd	%xmm4, %xmm3 ;\

	addpd	%xmm3, %xmm9 ;\

	movapd	10 * SIZE + 2 * (xx) * SIZE(BO), %xmm3 ;\

	mulpd	%xmm4, %xmm5 ;\

	mulpd	14 * SIZE + 2 * (xx) * SIZE(BO), %xmm4 ;\

	addpd	%xmm5, %xmm10 ;\

	movapd	12 * SIZE + 2 * (xx) * SIZE(BO), %xmm5 ;\

	addpd	%xmm4, %xmm11 ;\

	movapd	 4 * SIZE + 1 * (xx) * SIZE(AO), %xmm4

#define KERNEL8(xx) \

	mulpd	%xmm6, %xmm7 ;\

	addpd	%xmm7, %xmm12 ;\

	movapd	24 * SIZE + 2 * (xx) * SIZE(BO), %xmm7 ;\

	mulpd	%xmm6, %xmm3 ;\

	addpd	%xmm3, %xmm13 ;\

	movapd	18 * SIZE + 2 * (xx) * SIZE(BO), %xmm3 ;\

	mulpd	%xmm6, %xmm5 ;\

	mulpd	14 * SIZE + 2 * (xx) * SIZE(BO), %xmm6 ;\

	addpd	%xmm5, %xmm14 ;\

	movapd	20 * SIZE + 2 * (xx) * SIZE(BO), %xmm5 ;\

	addpd	%xmm6, %xmm15 ;\

	movapd	 6 * SIZE + 1 * (xx) * SIZE(AO), %xmm6

#endif

	PROLOGUE

	PROFCODE

	subq	$STACKSIZE, %rsp

	movq	%rbx,  0(%rsp)

	movq	%rbp,  8(%rsp)

	movq	%r12, 16(%rsp)

	movq	%r13, 24(%rsp)

	movq	%r14, 32(%rsp)

	movq	%r15, 40(%rsp)

#ifdef WINDOWS_ABI

	movq	%rdi,    48(%rsp)

	movq	%rsi,    56(%rsp)

	movups	%xmm6,   64(%rsp)

	movups	%xmm7,   80(%rsp)

	movups	%xmm8,   96(%rsp)

	movups	%xmm9,  112(%rsp)

	movups	%xmm10, 128(%rsp)

	movups	%xmm11, 144(%rsp)

	movups	%xmm12, 160(%rsp)

	movups	%xmm13, 176(%rsp)

	movups	%xmm14, 192(%rsp)

	movups	%xmm15, 208(%rsp)

	movq	ARG1,      OLD_M

	movq	ARG2,      OLD_N

	movq	ARG3,      K

	movq	OLD_A,     A

	movq	OLD_B,     B

	movq	OLD_C,     C

	movq	OLD_LDC,   LDC

#ifdef TRMMKERNEL

	movsd	OLD_OFFSET, %xmm12

#endif

	movaps	%xmm3,       %xmm0

	movsd	OLD_ALPHA_I, %xmm1

#else

	movq	72(%rsp), LDC

#ifdef TRMMKERNEL

	movsd	80(%rsp), %xmm12

#endif

#endif

	EMMS

	movq	%rsp, %rbx	# save old stack

	subq	$256 + LOCAL_BUFFER_SIZE, %rsp

	andq	$-4096, %rsp	# align stack

	STACK_TOUCHING

	movq	OLD_M, M

	movq	OLD_N, N

	pcmpeqb	%xmm7, %xmm7

	psllq	$63, %xmm7	# Generate mask

	pxor	%xmm10, %xmm10

	movlpd	 %xmm0, 0 + ALPHA_R

	movlpd	 %xmm0, 8 + ALPHA_R

	movlpd	 %xmm1, 8 + ALPHA_I

	xorpd	 %xmm7, %xmm1

	movlpd	 %xmm1, 0 + ALPHA_I

	movlpd	  %xmm10,  0 + POSINV

	movlpd	  %xmm7, 8 + POSINV

#ifdef TRMMKERNEL

	movlpd	%xmm12, OFFSET

	movlpd	%xmm12, KK

#ifndef LEFT

	negq	KK

#endif	

#endif

	subq	$-16 * SIZE, A

	salq	$ZBASE_SHIFT, LDC

	movq	N,  J

	sarq	$1, J		# j = (n >> 2)

	jle	.L100

	ALIGN_4

.L01:

	movq	C, CO1			# coffset1 = c

	leaq	(C, LDC, 1), CO2	# coffset2 = c + ldc

#if defined(TRMMKERNEL) && defined(LEFT)

	movq	OFFSET, %rax

	movq	%rax, KK

#endif	

	leaq	16 * SIZE + BUFFER, BO

	movq	K, %rax

	sarq	$2, %rax

	jle	.L03

	ALIGN_4

.L02:

	PREFETCH	 (RPREFETCHSIZE +  0)  * SIZE(B)

	movq	 0 * SIZE(B), %mm0

	movq	%mm0,  -16 * SIZE(BO)

	movq	%mm0,  -15 * SIZE(BO)

	movq	 1 * SIZE(B), %mm1

	movq	%mm1,  -14 * SIZE(BO)

	movq	%mm1,  -13 * SIZE(BO)

	movq	 2 * SIZE(B), %mm2

	movq	%mm2,  -12 * SIZE(BO)

	movq	%mm2,  -11 * SIZE(BO)

	movq	 3 * SIZE(B), %mm3

	movq	%mm3,  -10 * SIZE(BO)

	movq	%mm3,   -9 * SIZE(BO)

	PREFETCHW	 (WPREFETCHSIZE +  0)  * SIZE(BO)

	movq	 4 * SIZE(B), %mm4

	movq	%mm4,   -8 * SIZE(BO)

	movq	%mm4,   -7 * SIZE(BO)

	movq	 5 * SIZE(B), %mm5

	movq	%mm5,   -6 * SIZE(BO)

	movq	%mm5,   -5 * SIZE(BO)

	PREFETCHW	 (WPREFETCHSIZE +  8)  * SIZE(BO)

	movq	 6 * SIZE(B), %mm6

	movq	%mm6,   -4 * SIZE(BO)

	movq	%mm6,   -3 * SIZE(BO)

	movq	 7 * SIZE(B), %mm7

	movq	%mm7,   -2 * SIZE(BO)

	movq	%mm7,   -1 * SIZE(BO)

	PREFETCH	 (RPREFETCHSIZE +  8)  * SIZE(B)

	movq	 8 * SIZE(B), %mm0

	movq	%mm0,   0 * SIZE(BO)

	movq	%mm0,   1 * SIZE(BO)

	movq	 9 * SIZE(B), %mm1

	movq	%mm1,   2 * SIZE(BO)

	movq	%mm1,   3 * SIZE(BO)

	movq	10 * SIZE(B), %mm2

	movq	%mm2,   4 * SIZE(BO)

	movq	%mm2,   5 * SIZE(BO)

	movq	11 * SIZE(B), %mm3

	movq	%mm3,   6 * SIZE(BO)

	movq	%mm3,   7 * SIZE(BO)

	PREFETCHW	 (WPREFETCHSIZE + 16)  * SIZE(BO)

	movq	12 * SIZE(B), %mm4

	movq	%mm4,   8 * SIZE(BO)

	movq	%mm4,   9 * SIZE(BO)

	movq	13 * SIZE(B), %mm5

	movq	%mm5,  10 * SIZE(BO)

	movq	%mm5,  11 * SIZE(BO)

	PREFETCHW	 (WPREFETCHSIZE + 24)  * SIZE(BO)

	movq	14 * SIZE(B), %mm6

	movq	%mm6,  12 * SIZE(BO)

	movq	%mm6,  13 * SIZE(BO)

	movq	15 * SIZE(B), %mm7

	movq	%mm7,  14 * SIZE(BO)

	movq	%mm7,  15 * SIZE(BO)

	addq	$ 32 * SIZE, BO

	subq	$-16 * SIZE, B

	decq	%rax

	jne	.L02

	ALIGN_4

.L03:

	movq	K, %rax

	andq	$3, %rax

	BRANCH

	jle	.L05

	ALIGN_4

.L04:

	movq	 0 * SIZE(B), %mm0

	movq	%mm0, -16 * SIZE(BO)

	movq	%mm0, -15 * SIZE(BO)

	movq	 1 * SIZE(B), %mm1

	movq	%mm1, -14 * SIZE(BO)

	movq	%mm1, -13 * SIZE(BO)

	movq	 2 * SIZE(B), %mm2

	movq	%mm2, -12 * SIZE(BO)

	movq	%mm2, -11 * SIZE(BO)

	movq	 3 * SIZE(B), %mm3

	movq	%mm3, -10 * SIZE(BO)

	movq	%mm3,  -9 * SIZE(BO)

	addq	$ 4 * SIZE, B

	addq	$ 8 * SIZE, BO

	decq	%rax

	jne	.L04

	ALIGN_4

.L05:

	movq	A, AO		# aoffset = a

	leaq	 (RPREFETCHSIZE +  0)  * SIZE(B), BB

	movq	M,  I

	sarq	$1, I		# i = (m >> 2)

	jle	.L30

	ALIGN_4

.L10:

#if !defined(TRMMKERNEL) || \

	(defined(TRMMKERNEL) &&  defined(LEFT) &&  defined(TRANSA)) || \

	(defined(TRMMKERNEL) && !defined(LEFT) && !defined(TRANSA))

	leaq	16 * SIZE + BUFFER, BO

#else

	leaq	16 * SIZE + BUFFER, BO

	movq	KK, %rax

	leaq	(, %rax, SIZE), %rax

	leaq	(AO, %rax, 4), AO

	leaq	(BO, %rax, 8), BO

#endif	

	movapd	-16 * SIZE(AO), %xmm0

	movapd	-16 * SIZE(BO), %xmm1

	pxor	%xmm8, %xmm8

	PREFETCH	  0  * SIZE(BB)

	movapd	-14 * SIZE(AO), %xmm2

	movapd	-14 * SIZE(BO), %xmm3

	pxor	%xmm9, %xmm9

	movapd	-12 * SIZE(AO), %xmm4

	movapd	-12 * SIZE(BO), %xmm5

	pxor	%xmm10, %xmm10

	movapd	-10 * SIZE(AO), %xmm6

	movapd	 -8 * SIZE(BO), %xmm7

	pxor	%xmm11, %xmm11

	pxor	%xmm12, %xmm12

	PREFETCHW      3 * SIZE(CO1)

	pxor	%xmm13, %xmm13

	PREFETCHW      3 * SIZE(CO2)

	pxor	%xmm14, %xmm14

	pxor	%xmm15, %xmm15

#ifndef TRMMKERNEL

	movq	K, %rax

#elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA))

	movq	K, %rax

	subq	KK, %rax

	movq	%rax, KKK	

#else

	movq	KK, %rax

#ifdef LEFT

	addq	$2, %rax

#else

	addq	$2, %rax

#endif

	movq	%rax, KKK

#endif

#ifndef GENERIC

	andq	$-8, %rax

	leaq	(, %rax, SIZE), %rax

	leaq	(AO, %rax, 4), AO

	leaq	(BO, %rax, 8), BO

	negq	%rax

	NOBRANCH

	je	.L15

	ALIGN_3

.L12:

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	KERNEL1(16 *  1)

	KERNEL2(16 *  1)

	KERNEL3(16 *  1)

	KERNEL4(16 *  1)

	KERNEL5(16 *  1)

	KERNEL6(16 *  1)

	KERNEL7(16 *  1)

	KERNEL8(16 *  1)

	addq	$8 * SIZE, %rax

	NOBRANCH

	je	.L15

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	KERNEL1(16 *  1)

	KERNEL2(16 *  1)

	KERNEL3(16 *  1)

	KERNEL4(16 *  1)

	KERNEL5(16 *  1)

	KERNEL6(16 *  1)

	KERNEL7(16 *  1)

	KERNEL8(16 *  1)

	addq	$8 * SIZE, %rax

	NOBRANCH

	je	.L15

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	KERNEL1(16 *  1)

	KERNEL2(16 *  1)

	KERNEL3(16 *  1)

	KERNEL4(16 *  1)

	KERNEL5(16 *  1)

	KERNEL6(16 *  1)

	KERNEL7(16 *  1)

	KERNEL8(16 *  1)

	addq	$8 * SIZE, %rax

	NOBRANCH

	je	.L15

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	KERNEL1(16 *  1)

	KERNEL2(16 *  1)

	KERNEL3(16 *  1)

	KERNEL4(16 *  1)

	KERNEL5(16 *  1)

	KERNEL6(16 *  1)

	KERNEL7(16 *  1)

	KERNEL8(16 *  1)

	addq	$8 * SIZE, %rax

	NOBRANCH

	je	.L15

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	KERNEL1(16 *  1)

	KERNEL2(16 *  1)

	KERNEL3(16 *  1)

	KERNEL4(16 *  1)

	KERNEL5(16 *  1)

	KERNEL6(16 *  1)

	KERNEL7(16 *  1)

	KERNEL8(16 *  1)

	addq	$8 * SIZE, %rax

	NOBRANCH

	je	.L15

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	KERNEL1(16 *  1)

	KERNEL2(16 *  1)

	KERNEL3(16 *  1)

	KERNEL4(16 *  1)

	KERNEL5(16 *  1)

	KERNEL6(16 *  1)

	KERNEL7(16 *  1)

	KERNEL8(16 *  1)

	addq	$8 * SIZE, %rax

	NOBRANCH

	je	.L15

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	KERNEL1(16 *  1)

	KERNEL2(16 *  1)

	KERNEL3(16 *  1)

	KERNEL4(16 *  1)

	KERNEL5(16 *  1)

	KERNEL6(16 *  1)

	KERNEL7(16 *  1)

	KERNEL8(16 *  1)

	addq	$8 * SIZE, %rax

	NOBRANCH

	je	.L15

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	KERNEL1(16 *  1)

	KERNEL2(16 *  1)

	KERNEL3(16 *  1)

	KERNEL4(16 *  1)

	KERNEL5(16 *  1)

	KERNEL6(16 *  1)

	KERNEL7(16 *  1)

	KERNEL8(16 *  1)

	addq	$8 * SIZE, %rax

	BRANCH

	jl	.L12

	ALIGN_3

.L15:

	PREFETCH	  8  * SIZE(BB)

	subq	 $-16 * SIZE, BB

#ifndef TRMMKERNEL

	movq	K, %rax

#else

	movq	KKK, %rax

#endif

	testq	$4, %rax

	je .L16

	xorq	%rax, %rax

	ALIGN_3

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	addq	$32 * SIZE, BO

	addq	$16 * SIZE, AO

	ALIGN_3

#else

	sarq	$2, %rax

	NOBRANCH

	jle	.L16

	ALIGN_3

.L12:

	KERNEL1(16 *  0)

	KERNEL2(16 *  0)

	KERNEL3(16 *  0)

	KERNEL4(16 *  0)

	KERNEL5(16 *  0)

	KERNEL6(16 *  0)

	KERNEL7(16 *  0)

	KERNEL8(16 *  0)

	addq	$ 32 * SIZE, BO

	subq	$-16 * SIZE, AO

	decq	%rax

	BRANCH

	jg	.L12

#endif

.L16:

	movapd	POSINV,  %xmm5

	movapd	ALPHA_R, %xmm6

	movapd	ALPHA_I, %xmm7

#ifndef TRMMKERNEL

	movq	K, %rax

#else

	movq	KKK, %rax

#endif

	andq	$3, %rax		# if (k & 1)

	je .L19

	leaq	(, %rax, SIZE), %rax

	leaq	(AO, %rax, 4), AO

	leaq	(BO, %rax, 8), BO

	negq	%rax

	ALIGN_3

.L17:

	mulpd	%xmm0, %xmm1

	addpd	%xmm1, %xmm8

	movapd	-14 * SIZE(BO, %rax, 8), %xmm1

	mulpd	%xmm0, %xmm1

	addpd	%xmm1, %xmm9

	movapd	-12 * SIZE(BO, %rax, 8), %xmm1

	mulpd	%xmm0, %xmm1

	mulpd	-10 * SIZE(BO, %rax, 8), %xmm0

	addpd	%xmm1, %xmm10

	movapd	-16 * SIZE(BO, %rax, 8), %xmm1

	addpd	%xmm0, %xmm11

	movapd	-12 * SIZE(AO, %rax, 4), %xmm0

	mulpd	%xmm2, %xmm1

	addpd	%xmm1, %xmm12

	movapd	-14 * SIZE(BO, %rax, 8), %xmm1

	mulpd	%xmm2, %xmm1

	addpd	%xmm1, %xmm13

	movapd	-12 * SIZE(BO, %rax, 8), %xmm1

	mulpd	%xmm2, %xmm1

	mulpd	-10 * SIZE(BO, %rax, 8), %xmm2

	addpd	%xmm1, %xmm14

	movapd	 -8 * SIZE(BO, %rax, 8), %xmm1

	addpd	%xmm2, %xmm15

	movapd	-10 * SIZE(AO, %rax, 4), %xmm2