trsm_kernel_rt_2x2.s

Optimized GotoBLAS libraries

 	prefetchw	2 * SIZE(%edi, %ebp, 1)
#elif defined(HAVE_SSE)
	prefetchnta	2 * SIZE(%edi)
 	prefetchnta	2 * SIZE(%edi, %ebp, 1)
#endif

#if defined(LT) || defined(RN)
	movl	KK, %eax
#else
	movl	K,  %eax
	subl	KK, %eax
#endif
	sarl	$2, %eax
 	je	.L16
	ALIGN_4

.MainLoop:
#if defined(HAVE_3DNOW)
	prefetch	(PREFETCH_OFFSET) * SIZE(BB)
	nop
#elif defined(HAVE_SSE)
	prefetchnta	(PREFETCH_OFFSET) * SIZE(BB)
#if (L2_SIZE == 524288)
	prefetcht0	(PREFETCH_OFFSET) * SIZE(AA)
#endif
#endif

	fmul	%st, %st(1)
	FMUL	 1 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(4)
	FLD	 0 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(5)
	FLD	 1 * SIZE(AA)
	fmul	%st, %st(1)
	FMUL	 1 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(6)
	FLD	 2 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(7)
	FLD	 2 * SIZE(AA)

	fmul	%st, %st(1)
	FMUL	 3 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(4)
	FLD	 2 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(5)
	FLD	 3 * SIZE(AA)
	fmul	%st, %st(1)
	FMUL	 3 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(6)
	FLD	 8 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(7)
	FLD	 8 * SIZE(AA)
	fxch	%st(2)

#if !defined(HAVE_3DNOW) && defined(HAVE_SSE)  && defined(DOUBLE)
	prefetchnta	(PREFETCH_OFFSET + 4) * SIZE(BB)
#if (L2_SIZE == 524288)
	prefetcht0	(PREFETCH_OFFSET + 4) * SIZE(AA)
#endif
#endif

	fmul	%st, %st(3)
	FMUL	 5 * SIZE(BB)
	fxch	%st(3)
	faddp	%st, %st(4)
	FLD	 4 * SIZE(BB)
	fxch	%st(3)
	faddp	%st, %st(5)
	FLD	 5 * SIZE(AA)
	fmul	%st, %st(3)
	FMUL	 5 * SIZE(BB)
	fxch	%st(3)
	faddp	%st, %st(6)
	FLD	 6 * SIZE(BB)
	fxch	%st(3)
	faddp	%st, %st(7)
	FLD	 6 * SIZE(AA)

	fmul	%st, %st(3)
	FMUL	 7 * SIZE(BB)
	fxch	%st(3)
	faddp	%st, %st(4)
	FLD	 6 * SIZE(BB)
	fxch	%st(3)
	faddp	%st, %st(5)
	FLD	 7 * SIZE(AA)
	fmul	%st, %st(3)
	FMUL	 7 * SIZE(BB)
	fxch	%st(3)
	faddp	%st, %st(6)
	FLD	12 * SIZE(BB)
	fxch	%st(3)
	faddp	%st, %st(7)
	FLD	12 * SIZE(AA)
	fxch	%st(2)

	subl	$-8 * SIZE, BB
	subl	$-8 * SIZE, AA
	decl	%eax			# l --
	jne	.MainLoop
	ALIGN_4

.L16:
#if defined(LT) || defined(RN)
	movl	KK, %eax
#else
	movl	K,  %eax
	subl	KK, %eax
#endif
	and	$3,  %eax
	je	.L21
	ALIGN_4

.SubLoop:
	fmul	%st, %st(1)
	FMUL	 1 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(4)
	FLD	 0 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(5)
	FLD	 1 * SIZE(AA)
	fmul	%st, %st(1)
	FMUL	 1 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(6)
	FLD	 2 * SIZE(BB)
	fxch	%st(1)
	faddp	%st, %st(7)
	FLD	 2 * SIZE(AA)

	addl	$2 * SIZE,BB
	addl	$2 * SIZE,AA
	decl	%eax
	jne	 .SubLoop
	ALIGN_4

.L21:
	ffreep	%st(0)
	ffreep	%st(0)
	ffreep	%st(0)
	ffreep	%st(0)

#if defined(LN) || defined(RT)
	movl	KK, %eax
#ifdef LN
	subl	$2, %eax
#else
	subl	$2, %eax
#endif

	leal	(, %eax, SIZE), %eax

	movl	AORIG, AA
	leal	(AA,   %eax, 2), AA
	leal	(%ebx, %eax, 2), BB
#endif

#if defined(LN) || defined(LT)
	FLD	0 * SIZE(BB)
	fsubp	%st, %st(1)
	FLD	1 * SIZE(BB)
	fsubp	%st, %st(2)
	FLD	2 * SIZE(BB)
	fsubp	%st, %st(3)
	FLD	3 * SIZE(BB)
	fsubp	%st, %st(4)
#else
	FLD	0 * SIZE(AA)
	fsubp	%st, %st(1)
	FLD	1 * SIZE(AA)
	fsubp	%st, %st(3)
	FLD	2 * SIZE(AA)
	fsubp	%st, %st(2)
	FLD	3 * SIZE(AA)
	fsubp	%st, %st(4)
#endif

#ifdef LN
       FLD	3 * SIZE(AA)
       fmul	%st, %st(3)
       fmulp	%st, %st(4)

       FLD	2 * SIZE(AA)
       fmul	%st(3), %st
       FLD	2 * SIZE(AA)
       fmul	%st(5), %st

       fsubrp	%st, %st(3)
       fsubrp	%st, %st(1)

       FLD	0 * SIZE(AA)
       fmul	%st, %st(1)
       fmulp	%st, %st(2)
#endif

#ifdef LT
       FLD	0 * SIZE(AA)
       fmul	%st, %st(1)
       fmulp	%st, %st(2)

       FLD	1 * SIZE(AA)
       fmul	%st(1), %st
       FLD	1 * SIZE(AA)
       fmul	%st(3), %st

       fsubrp	%st, %st(5)
       fsubrp	%st, %st(3)

       FLD	3 * SIZE(AA)
       fmul	%st, %st(3)
       fmulp	%st, %st(4)
#endif

#ifdef RN
       FLD	0 * SIZE(BB)
       fmul	%st, %st(1)
       fmulp	%st, %st(3)

       FLD	1 * SIZE(BB)
       fmul	%st(1), %st
       FLD	1 * SIZE(BB)
       fmul	%st(4), %st

       fsubrp	%st, %st(5)
       fsubrp	%st, %st(2)

       FLD	3 * SIZE(BB)
       fmul	%st, %st(2)
       fmulp	%st, %st(4)
#endif

#ifdef RT
       FLD	3 * SIZE(BB)
       fmul	%st, %st(2)
       fmulp	%st, %st(4)

       FLD	2 * SIZE(BB)
       fmul	%st(2), %st
       FLD	2 * SIZE(BB)
       fmul	%st(5), %st

       fsubrp	%st, %st(4)
       fsubrp	%st, %st(1)

       FLD	0 * SIZE(BB)
       fmul	%st, %st(1)
       fmulp	%st, %st(3)
#endif

#ifdef LN
	subl	$2 * SIZE, %edi
#endif

#if defined(LN) || defined(LT)
	FSTU	0 * SIZE(BB)
	fxch	%st(1)
	FSTU	1 * SIZE(BB)
	fxch	%st(2)
	FSTU	2 * SIZE(BB)
	fxch	%st(3)
	FSTU	3 * SIZE(BB)

	FST	1 * SIZE(%edi,%ebp)
	FST	0 * SIZE(%edi)
	FST	0 * SIZE(%edi,%ebp)
	FST	1 * SIZE(%edi)
#else
	FSTU	0 * SIZE(AA)
	fxch	%st(2)
	FSTU	1 * SIZE(AA)
	fxch	%st(1)
	FSTU	2 * SIZE(AA)
	fxch	%st(3)
	FSTU	3 * SIZE(AA)

	FST	1 * SIZE(%edi,%ebp)
	FST	1 * SIZE(%edi)
	FST	0 * SIZE(%edi)
	FST	0 * SIZE(%edi,%ebp)
#endif

#ifndef LN
	addl	$2 * SIZE, %edi
#endif

#if defined(LT) || defined(RN)
	movl	K,  %eax
	subl	KK, %eax
	leal	(,%eax, SIZE), %eax
	leal	(AA, %eax, 2), AA
	leal	(BB, %eax, 2), BB
#endif

#ifdef LN
	subl	$2, KK
#endif

#ifdef LT
	addl	$2, KK
#endif

#ifdef RT
       movl	K, %eax
       sall	$1 + BASE_SHIFT, %eax
       addl	%eax, AORIG
#endif

	decl	%esi			# i --
	jne	.MainHead
	ALIGN_4

.L12:
	movl	 M, %eax		# m			# MEMORY
	andl	$1, %eax
	je	.L27

#ifdef LN
       movl	K, %eax
       sall	$0 + BASE_SHIFT, %eax
       subl	%eax, AORIG
#endif

#if defined(LN) || defined(RT)
	movl	KK, %eax
	leal	(, %eax, SIZE), %eax
	movl	AORIG, AA
	leal	(AA,   %eax, 1), AA
	leal	(%ebx, %eax, 2), BB
#else
	movl	%ebx, BB
#endif	

	fldz
	fldz

	FLD	0 * SIZE(AA)		# temp1 = *(aoffset + 0)

#if defined(LT) || defined(RN)
	movl	KK, %eax
#else
	movl	K,  %eax
	subl	KK, %eax
#endif
	sarl	$1,%eax			# k >> 1		# MEMORY
	je	 .L54
	ALIGN_4

.L55:
	FLD	0 * SIZE(BB)		# temp2 = *(boffset + 0)
	rep
	fmul	%st(1)
	faddp	%st, %st(2)

	FMUL	1 * SIZE(BB)		# temp2 = *(boffset + 0)
	faddp	%st, %st(2)
	FLD	1 * SIZE(AA)		# temp1 = *(aoffset + 0)

	FLD	2 * SIZE(BB)		# temp2 = *(boffset + 0)
	rep
	fmul	%st(1)
	faddp	%st, %st(2)

	FMUL	3 * SIZE(BB)		# temp2 = *(boffset + 0)
	faddp	%st, %st(2)
	FLD	2 * SIZE(AA)		# temp1 = *(aoffset + 0)

	addl	$2 * SIZE, AA
	addl	$4 * SIZE, BB
	decl	%eax
	jne	.L55
	ALIGN_4

.L54:
#if defined(LT) || defined(RN)
	movl	KK, %eax
#else
	movl	K,  %eax
	subl	KK, %eax
#endif
	andl	$1,%eax			# k & 1
	je	.L33
	ALIGN_4

	FLD	0 * SIZE(BB)		# temp2 = *(boffset + 0)
	rep
	fmul	%st(1)
	faddp	%st, %st(2)

	FMUL	1 * SIZE(BB)		# temp2 = *(boffset + 0)
	faddp	%st, %st(2)
	FLD	1 * SIZE(AA)		# temp1 = *(aoffset + 0)

	addl	$1 * SIZE, AA
	addl	$2 * SIZE, BB
	ALIGN_4

.L33:
	ffreep	%st(0)

#if defined(LN) || defined(RT)
	movl	KK, %eax
#ifdef LN
	subl	$1, %eax
#else
	subl	$2, %eax
#endif

	leal	(, %eax, SIZE), %eax

	movl	AORIG, AA
	leal	(AA,   %eax, 1), AA
	leal	(%ebx, %eax, 2), BB
#endif

#if defined(LN) || defined(LT)
	FLD	0 * SIZE(BB)
	fsubp	%st, %st(1)
	FLD	1 * SIZE(BB)
	fsubp	%st, %st(2)
#else
	FLD	0 * SIZE(AA)
	fsubp	%st, %st(1)
	FLD	1 * SIZE(AA)
	fsubp	%st, %st(2)
#endif

#if defined(LN) || defined(LT)
       FLD	0 * SIZE(AA)
       fmul	%st, %st(1)
       fmulp	%st, %st(2)
#endif

#ifdef RN
       FLD	0 * SIZE(BB)
       fmulp	%st, %st(1)

       FLD	1 * SIZE(BB)
       fmul	%st(1), %st

       fsubrp	%st, %st(2)

       FLD	3 * SIZE(BB)
       fmulp	%st, %st(2)
#endif

#ifdef RT
       FLD	3 * SIZE(BB)
       fmulp	%st, %st(2)

       FLD	2 * SIZE(BB)
       fmul	%st(2), %st

       fsubrp	%st, %st(1)

       FLD	0 * SIZE(BB)
       fmulp	%st, %st(1)
#endif

#ifdef LN
	subl	$1 * SIZE, %edi
#endif

#if defined(LN) || defined(LT)
	FSTU	0 * SIZE(BB)
	fxch	%st(1)
	FSTU	1 * SIZE(BB)
#else
	FSTU	0 * SIZE(AA)
	fxch	%st(1)
	FSTU	1 * SIZE(AA)
#endif

	FST	0 * SIZE(%edi,%ebp)
	FST	0 * SIZE(%edi)

#ifndef LN
	addl	$1 * SIZE, %edi
#endif

#if defined(LT) || defined(RN)
	movl	K,  %eax
	subl	KK, %eax
	leal	(,%eax, SIZE), %eax
	leal	(AA, %eax, 1), AA
	leal	(BB, %eax, 2), BB
#endif

#ifdef LN
	subl	$1, KK
#endif

#ifdef LT
	addl	$1, KK
#endif

#ifdef RT
       movl	K, %eax
       sall	$0 + BASE_SHIFT, %eax
       addl	%eax, AORIG
#endif
	ALIGN_4

.L27:
#ifdef LN
       movl	K, %eax
       leal	(    , %eax, SIZE), %eax
       leal	(%ebx, %eax, 2), %ebx
#endif
#if defined(LT) || defined(RN)
	movl	BB, %ebx
#endif

#ifdef RN
	addl	$2, KK
#endif

#ifdef RT
	subl	$2, KK
#endif

	decl	J			# j--			# MEMORY
	jne	.L34
	ALIGN_4

.End:
	popl	%ebx
	popl	%esi
	popl	%edi
	popl	%ebp
	addl	$ARGS, %esp
	ret

	EPILOGUE