From: wernsaar <wernsaar@googlemail.com>
Date: Thu, 7 Nov 2013 16:15:50 +0000 (+0100)
Subject: added cgemm_tcopy_2_vfpv3.S and zgemm_tcopy_2_vfpv3.S
X-Git-Tag: v0.2.9.rc1~7^2~6^2~57
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1e8128f41c54a449de9c36a6fbd8c86d351f5215;p=platform%2Fupstream%2Fopenblas.git

added cgemm_tcopy_2_vfpv3.S and zgemm_tcopy_2_vfpv3.S
---

diff --git a/kernel/arm/cgemm_tcopy_2_vfpv3.S b/kernel/arm/cgemm_tcopy_2_vfpv3.S
new file mode 100644
index 0000000..9036b99
--- /dev/null
+++ b/kernel/arm/cgemm_tcopy_2_vfpv3.S
@@ -0,0 +1,243 @@
+/***************************************************************************
+Copyright (c) 2013, The OpenBLAS Project
+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.
+3. Neither the name of the OpenBLAS project nor the names of
+its contributors may be used to endorse or promote products
+derived from this software without specific prior written permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 OPENBLAS PROJECT 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.
+*****************************************************************************/
+
+/**************************************************************************************
+* 2013/11/07 Saar
+* 	 BLASTEST 		: OK
+* 	 CTEST			: OK
+* 	 TEST			: OK
+*
+**************************************************************************************/
+
+#define ASSEMBLER
+#include "common.h"
+
+#define STACKSIZE 256
+
+#define	OLD_M	r0
+#define	OLD_N	r1
+#define	OLD_A	r2
+#define	OLD_LDA	r3
+
+
+/******************************************************
+* [fp, #-128] - [fp, #-64] is reserved
+* for store and restore of floating point
+* registers
+*******************************************************/
+
+#define B	[fp, #4 ]
+#define A	[fp, #-248 ]
+
+#define M	r0
+#define N	r1
+#define M4	r2
+
+#define	LDA	r5
+
+#define	AO1	r6
+#define	BO1	r7
+#define	BO2	r8
+
+#define I	r4
+#define	J	r12
+
+#define A_PRE	256
+
+/**************************************************************************************
+* Macro definitions
+**************************************************************************************/
+.macro COPY2x2
+
+	fldmias	AO1, { s0 - s3 }
+
+	add	r3, AO1, LDA
+	fldmias	r3, { s4 - s7 }
+
+	fstmias	BO1, { s0 - s7 }
+	add	AO1, AO1, #16
+	add	BO1, BO1, M4
+
+.endm
+
+.macro COPY1x2
+
+	fldmias	AO1, { s0 -s1 }
+
+	add	r3, AO1, LDA
+	fldmias	r3, { s2 - s3 }
+
+	fstmias	BO2, { s0 - s3 }
+	add	AO1, AO1, #8
+	add	BO2, BO2, #16
+
+.endm
+
+/*************************************************************************************************************************/
+.macro COPY2x1
+
+	fldmias	AO1, { s0 - s3 }
+
+	fstmias	BO1, { s0 - s3 }
+	add	AO1, AO1, #16
+	add	BO1, BO1, M4
+
+.endm
+
+.macro COPY1x1
+
+	fldmias	AO1, { s0 - s1 }
+
+	fstmias	BO2, { s0 - s1 }
+	add	AO1, AO1, #8
+	add	BO2, BO2, #8
+
+.endm
+
+
+
+/**************************************************************************************
+* End of macro definitions
+**************************************************************************************/
+
+	PROLOGUE
+
+	.align 5
+
+	push	{r4 - r9, fp}
+	add	fp, sp, #24
+	sub	sp, sp, #STACKSIZE				// reserve stack
+
+	str	OLD_A, A					// store A
+
+	lsl	LDA, OLD_LDA, #3				// lda = lda * SIZE * 2
+
+	sub	r4, fp, #128
+	vstm	r4, { s8 - s15} 				// store floating point registers
+
+	lsl	r4 , M, #3					// M * SIZE * 2
+
+	ldr	r3, B
+
+	and	BO2 , N , #-2
+
+	mul	BO2, BO2, r4
+
+	add	BO2 , BO2, r3
+
+	lsl	M4, M, #4					// M4 = M * 2 * SIZE * 2
+
+cgemm_tcopy_L2_BEGIN:
+
+	asrs	J, M, #1					// J = N / 2
+	ble	cgemm_tcopy_L1_BEGIN
+
+cgemm_tcopy_L2_M2_BEGIN:
+
+	ldr	AO1, A						// AO1 = A
+	lsl	r3, LDA, #1					// r3 = 2 * LDA
+	add	r3, r3 , AO1					// A = A + 2 * LDA
+	str	r3, A						// store A
+
+	ldr	BO1, B
+	add	r3, BO1, #32					// B = B + 4 * SIZE *2
+	str	r3, B
+
+	asrs	I, N, #1					// I = M / 2
+	ble	cgemm_tcopy_L2_M2_60
+
+cgemm_tcopy_L2_M2_40:
+
+	COPY2x2
+	subs I, I, #1
+	bne	cgemm_tcopy_L2_M2_40
+
+cgemm_tcopy_L2_M2_60:
+
+	tst	N , #1
+	ble	cgemm_tcopy_L2_M2_END
+
+	COPY1x2
+
+
+cgemm_tcopy_L2_M2_END:
+
+	subs	J , J, #1						// j--
+	bne	cgemm_tcopy_L2_M2_BEGIN
+
+/*********************************************************************************************/
+
+cgemm_tcopy_L1_BEGIN:
+
+	tst	M, #1
+	ble	cgemm_tcopy_L999
+
+
+cgemm_tcopy_L1_M2_BEGIN:
+
+	ldr	AO1, A						// AO1 = A
+	add	r3, LDA , AO1					// A = A + 1 * LDA
+	str	r3, A						// store A
+
+	ldr	BO1, B
+	add	r3, BO1, #16					// B = B + 2 * SIZE *2
+	str	r3, B
+
+	asrs	I, N, #1					// I = M / 2
+	ble	cgemm_tcopy_L1_M2_60
+
+
+cgemm_tcopy_L1_M2_40:
+
+	COPY2x1
+	subs I, I, #1
+	bne	cgemm_tcopy_L1_M2_40
+
+cgemm_tcopy_L1_M2_60:
+
+	tst	N , #1
+	ble	cgemm_tcopy_L1_M2_END
+
+	COPY1x1
+
+
+cgemm_tcopy_L1_M2_END:
+
+
+
+cgemm_tcopy_L999:
+
+	sub	r3, fp, #128
+	vldm	r3, { s8 - s15}					// restore floating point registers
+
+	mov	r0, #0						// set return value
+	sub	sp, fp, #24
+	pop	{r4 - r9, fp}
+	bx	lr
+
+	EPILOGUE
+
diff --git a/kernel/arm/zgemm_tcopy_2_vfpv3.S b/kernel/arm/zgemm_tcopy_2_vfpv3.S
new file mode 100644
index 0000000..7e27ca6
--- /dev/null
+++ b/kernel/arm/zgemm_tcopy_2_vfpv3.S
@@ -0,0 +1,245 @@
+/***************************************************************************
+Copyright (c) 2013, The OpenBLAS Project
+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.
+3. Neither the name of the OpenBLAS project nor the names of
+its contributors may be used to endorse or promote products
+derived from this software without specific prior written permission.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 OPENBLAS PROJECT 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.
+*****************************************************************************/
+
+/**************************************************************************************
+* 2013/11/07 Saar
+* 	 BLASTEST 		: OK
+* 	 CTEST			: OK
+* 	 TEST			: OK
+*
+**************************************************************************************/
+
+#define ASSEMBLER
+#include "common.h"
+
+#define STACKSIZE 256
+
+#define	OLD_M	r0
+#define	OLD_N	r1
+#define	OLD_A	r2
+#define	OLD_LDA	r3
+
+
+/******************************************************
+* [fp, #-128] - [fp, #-64] is reserved
+* for store and restore of floating point
+* registers
+*******************************************************/
+
+#define B	[fp, #4 ]
+#define A	[fp, #-248 ]
+
+#define M	r0
+#define N	r1
+#define M4	r2
+
+#define	LDA	r5
+
+#define	AO1	r6
+#define	BO1	r7
+#define	BO2	r8
+
+#define I	r4
+#define	J	r12
+
+#define A_PRE	256
+
+/**************************************************************************************
+* Macro definitions
+**************************************************************************************/
+.macro COPY2x2
+
+	pld	[ AO1, #A_PRE ]
+	fldmiad	AO1, { d0 - d3 }
+
+	add	r3, AO1, LDA
+	pld	[ r3, #A_PRE ]
+	fldmiad	r3, { d4 - d7 }
+
+	fstmiad	BO1, { d0 - d7 }
+	add	AO1, AO1, #32
+	add	BO1, BO1, M4
+
+.endm
+
+.macro COPY1x2
+
+	fldmiad	AO1, { d0 -d1 }
+
+	add	r3, AO1, LDA
+	fldmiad	r3, { d2 - d3 }
+
+	fstmiad	BO2, { d0 - d3 }
+	add	AO1, AO1, #16
+	add	BO2, BO2, #32
+
+.endm
+
+/*************************************************************************************************************************/
+.macro COPY2x1
+
+	fldmiad	AO1, { d0 - d3 }
+
+	fstmiad	BO1, { d0 - d3 }
+	add	AO1, AO1, #32
+	add	BO1, BO1, M4
+
+.endm
+
+.macro COPY1x1
+
+	fldmiad	AO1, { d0 - d1 }
+
+	fstmiad	BO2, { d0 - d1 }
+	add	AO1, AO1, #16
+	add	BO2, BO2, #16
+
+.endm
+
+
+
+/**************************************************************************************
+* End of macro definitions
+**************************************************************************************/
+
+	PROLOGUE
+
+	.align 5
+
+	push	{r4 - r9, fp}
+	add	fp, sp, #24
+	sub	sp, sp, #STACKSIZE				// reserve stack
+
+	str	OLD_A, A					// store A
+
+	lsl	LDA, OLD_LDA, #4				// lda = lda * SIZE * 2
+
+	sub	r4, fp, #128
+	vstm	r4, { d8 - d15} 				// store floating point registers
+
+	lsl	r4 , M, #4					// M * SIZE * 2
+
+	ldr	r3, B
+
+	and	BO2 , N , #-2
+
+	mul	BO2, BO2, r4
+
+	add	BO2 , BO2, r3
+
+	lsl	M4, M, #5					// M4 = M * 2 * SIZE * 2
+
+zgemm_tcopy_L2_BEGIN:
+
+	asrs	J, M, #1					// J = N / 2
+	ble	zgemm_tcopy_L1_BEGIN
+
+zgemm_tcopy_L2_M2_BEGIN:
+
+	ldr	AO1, A						// AO1 = A
+	lsl	r3, LDA, #1					// r3 = 2 * LDA
+	add	r3, r3 , AO1					// A = A + 2 * LDA
+	str	r3, A						// store A
+
+	ldr	BO1, B
+	add	r3, BO1, #64					// B = B + 4 * SIZE *2
+	str	r3, B
+
+	asrs	I, N, #1					// I = M / 2
+	ble	zgemm_tcopy_L2_M2_60
+
+zgemm_tcopy_L2_M2_40:
+
+	COPY2x2
+	subs I, I, #1
+	bne	zgemm_tcopy_L2_M2_40
+
+zgemm_tcopy_L2_M2_60:
+
+	tst	N , #1
+	ble	zgemm_tcopy_L2_M2_END
+
+	COPY1x2
+
+
+zgemm_tcopy_L2_M2_END:
+
+	subs	J , J, #1						// j--
+	bne	zgemm_tcopy_L2_M2_BEGIN
+
+/*********************************************************************************************/
+
+zgemm_tcopy_L1_BEGIN:
+
+	tst	M, #1
+	ble	zgemm_tcopy_L999
+
+
+zgemm_tcopy_L1_M2_BEGIN:
+
+	ldr	AO1, A						// AO1 = A
+	add	r3, LDA , AO1					// A = A + 1 * LDA
+	str	r3, A						// store A
+
+	ldr	BO1, B
+	add	r3, BO1, #32					// B = B + 2 * SIZE *2
+	str	r3, B
+
+	asrs	I, N, #1					// I = M / 2
+	ble	zgemm_tcopy_L1_M2_60
+
+
+zgemm_tcopy_L1_M2_40:
+
+	COPY2x1
+	subs I, I, #1
+	bne	zgemm_tcopy_L1_M2_40
+
+zgemm_tcopy_L1_M2_60:
+
+	tst	N , #1
+	ble	zgemm_tcopy_L1_M2_END
+
+	COPY1x1
+
+
+zgemm_tcopy_L1_M2_END:
+
+
+
+zgemm_tcopy_L999:
+
+	sub	r3, fp, #128
+	vldm	r3, { d8 - d15}					// restore floating point registers
+
+	mov	r0, #0						// set return value
+	sub	sp, fp, #24
+	pop	{r4 - r9, fp}
+	bx	lr
+
+	EPILOGUE
+