--- /dev/null
+/***************************************************************************
+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.
+*****************************************************************************/
+
+/**************************************************************************************
+* 2013/11/23 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_K r2
+#define OLD_A r3
+#define OLD_ALPHA s0
+
+/******************************************************
+* [fp, #-128] - [fp, #-64] is reserved
+* for store and restore of floating point
+* registers
+*******************************************************/
+
+#define LDC [fp, #-252 ]
+#define M [fp, #-256 ]
+#define N [fp, #-260 ]
+#define K [fp, #-264 ]
+#define A [fp, #-268 ]
+
+#define ALPHA [fp, #-280]
+
+#define B [fp, #4 ]
+#define C [fp, #8 ]
+#define OLD_LDC [fp, #12 ]
+
+#define I r0
+#define J r1
+#define L r2
+
+#define AO r5
+#define BO r6
+
+#define CO1 r8
+#define CO2 r9
+
+#define K1 r7
+#define BC r12
+
+#define A_PRE 96
+#define B_PRE 96
+#define C_PRE 64
+
+/**************************************************************************************
+* Macro definitions
+**************************************************************************************/
+
+.macro INIT4x2
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s9, s8
+ vmov.f32 s10, s8
+ vmov.f32 s11, s8
+ vmov.f32 s12, s8
+ vmov.f32 s13, s8
+ vmov.f32 s14, s8
+ vmov.f32 s15, s8
+
+.endm
+
+
+
+.macro KERNEL4x2_SUB
+
+ flds s4 , [ BO ]
+ flds s5 , [ BO, #4 ]
+
+ flds s0 , [ AO ]
+ flds s1 , [ AO, #4 ]
+ flds s2 , [ AO, #8 ]
+ flds s3 , [ AO, #12 ]
+
+ fmacs s8 , s0, s4
+ fmacs s9 , s1, s4
+ fmacs s10 , s2, s4
+ fmacs s11 , s3, s4
+
+ fmacs s12 , s0, s5
+ fmacs s13 , s1, s5
+ fmacs s14 , s2, s5
+ fmacs s15 , s3, s5
+
+ add AO , AO, #16
+ add BO , BO, #8
+
+.endm
+
+.macro SAVE4x2
+
+ ldr r3 , LDC
+ add CO2 , CO1, r3
+
+ flds s0, ALPHA
+
+ flds s4 , [CO1]
+ flds s5 , [CO1, #4 ]
+ flds s6 , [CO1, #8 ]
+ flds s7 , [CO1, #12 ]
+
+ fmacs s4 , s0 , s8
+ fmacs s5 , s0 , s9
+ fmacs s6 , s0 , s10
+ fmacs s7 , s0 , s11
+
+ fsts s4 , [CO1]
+ fsts s5 , [CO1, #4 ]
+ fsts s6 , [CO1, #8 ]
+ fsts s7 , [CO1, #12 ]
+
+ flds s4 , [CO2]
+ flds s5 , [CO2, #4 ]
+ flds s6 , [CO2, #8 ]
+ flds s7 , [CO2, #12 ]
+
+ fmacs s4 , s0 , s12
+ fmacs s5 , s0 , s13
+ fmacs s6 , s0 , s14
+ fmacs s7 , s0 , s15
+
+ fsts s4 , [CO2]
+ fsts s5 , [CO2, #4 ]
+ fsts s6 , [CO2, #8 ]
+ fsts s7 , [CO2, #12 ]
+
+ add CO1, CO1, #16
+
+.endm
+
+
+/******************************************************************************/
+
+.macro INIT2x2
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s9, s8
+ vmov.f32 s12, s8
+ vmov.f32 s13, s8
+
+.endm
+
+.macro KERNEL2x2_SUB
+
+ flds s4 , [ BO ]
+ flds s5 , [ BO, #4 ]
+
+ flds s0 , [ AO ]
+ flds s1 , [ AO, #4 ]
+
+ fmacs s8 , s0, s4
+ fmacs s9 , s1, s4
+
+ fmacs s12 , s0, s5
+ fmacs s13 , s1, s5
+
+ add AO , AO, #8
+ add BO , BO, #8
+
+.endm
+
+.macro SAVE2x2
+
+ ldr r3 , LDC
+ add CO2 , CO1, r3
+
+ flds s0, ALPHA
+
+ flds s4 , [CO1]
+ flds s5 , [CO1, #4 ]
+
+ fmacs s4 , s0 , s8
+ fmacs s5 , s0 , s9
+
+ fsts s4 , [CO1]
+ fsts s5 , [CO1, #4 ]
+
+ flds s4 , [CO2]
+ flds s5 , [CO2, #4 ]
+
+ fmacs s4 , s0 , s12
+ fmacs s5 , s0 , s13
+
+ fsts s4 , [CO2]
+ fsts s5 , [CO2, #4 ]
+
+ add CO1, CO1, #8
+
+.endm
+
+
+/******************************************************************************/
+
+.macro INIT1x2
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s12, s8
+
+.endm
+
+.macro KERNEL1x2_SUB
+
+ flds s4 , [ BO ]
+ flds s5 , [ BO, #4 ]
+
+ flds s0 , [ AO ]
+
+ fmacs s8 , s0, s4
+
+ fmacs s12 , s0, s5
+
+ add AO , AO, #4
+ add BO , BO, #8
+
+.endm
+
+.macro SAVE1x2
+
+ ldr r3 , LDC
+ add CO2 , CO1, r3
+
+ flds s0, ALPHA
+
+ flds s4 , [CO1]
+
+ fmacs s4 , s0 , s8
+
+ fsts s4 , [CO1]
+
+ flds s4 , [CO2]
+
+ fmacs s4 , s0 , s12
+
+ fsts s4 , [CO2]
+
+ add CO1, CO1, #4
+
+.endm
+
+
+
+/******************************************************************************/
+
+.macro INIT4x1
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s9, s8
+ vmov.f32 s10, s8
+ vmov.f32 s11, s8
+
+.endm
+
+
+
+.macro KERNEL4x1_SUB
+
+ flds s4 , [ BO ]
+
+ flds s0 , [ AO ]
+ flds s1 , [ AO, #4 ]
+ flds s2 , [ AO, #8 ]
+ flds s3 , [ AO, #12 ]
+
+ fmacs s8 , s0, s4
+ fmacs s9 , s1, s4
+ fmacs s10 , s2, s4
+ fmacs s11 , s3, s4
+
+ add AO , AO, #16
+ add BO , BO, #4
+
+.endm
+
+.macro SAVE4x1
+
+ flds s0, ALPHA
+
+ flds s4 , [CO1]
+ flds s5 , [CO1, #4 ]
+ flds s6 , [CO1, #8 ]
+ flds s7 , [CO1, #12 ]
+
+ fmacs s4 , s0 , s8
+ fmacs s5 , s0 , s9
+ fmacs s6 , s0 , s10
+ fmacs s7 , s0 , s11
+
+ fsts s4 , [CO1]
+ fsts s5 , [CO1, #4 ]
+ fsts s6 , [CO1, #8 ]
+ fsts s7 , [CO1, #12 ]
+
+ add CO1, CO1, #16
+
+.endm
+
+/******************************************************************************/
+
+.macro INIT2x1
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s9 , s8
+
+.endm
+
+.macro KERNEL2x1_SUB
+
+ flds s4 , [ BO ]
+
+ flds s0 , [ AO ]
+ flds s1 , [ AO, #4 ]
+
+ fmacs s8 , s0, s4
+ fmacs s9 , s1, s4
+
+ add AO , AO, #8
+ add BO , BO, #4
+
+.endm
+
+.macro SAVE2x1
+
+ flds s0, ALPHA
+
+ flds s4 , [CO1]
+ flds s5 , [CO1, #4 ]
+
+ fmacs s4 , s0 , s8
+ fmacs s5 , s0 , s9
+
+ fsts s4 , [CO1]
+ fsts s5 , [CO1, #4 ]
+
+ add CO1, CO1, #8
+
+.endm
+
+
+/******************************************************************************/
+
+.macro INIT1x1
+
+ vsub.f32 s8 , s8 , s8
+
+.endm
+
+.macro KERNEL1x1_SUB
+
+ flds s4 , [ BO ]
+
+ flds s0 , [ AO ]
+
+ fmacs s8 , s0, s4
+
+ add AO , AO, #4
+ add BO , BO, #4
+
+.endm
+
+.macro SAVE1x1
+
+ flds s0, ALPHA
+
+ flds s4 , [CO1]
+
+ fmacs s4 , s0 , s8
+
+ fsts s4 , [CO1]
+
+ add CO1, CO1, #4
+
+.endm
+
+
+/**************************************************************************************
+* End of macro definitions
+**************************************************************************************/
+
+ PROLOGUE
+
+ .align 5
+
+ push {r4 - r9, fp}
+ add fp, sp, #24
+ sub sp, sp, #STACKSIZE // reserve stack
+
+ str OLD_M, M
+ str OLD_N, N
+ str OLD_K, K
+ str OLD_A, A
+ vstr OLD_ALPHA, ALPHA
+
+ sub r3, fp, #128
+ vstm r3, { s8 - s15} // store floating point registers
+
+ ldr r3, OLD_LDC
+ lsl r3, r3, #2 // ldc = ldc * 4
+ str r3, LDC
+
+ ldr K1, K
+ ldr BC, B
+
+ ldr J, N
+ asrs J, J, #1 // J = J / 2
+ ble sgemm_kernel_L1_BEGIN
+
+
+/*********************************************************************************************/
+
+sgemm_kernel_L2_BEGIN:
+
+ ldr CO1, C // CO1 = C
+ ldr r4 , LDC
+ lsl r4 , r4 , #1 // LDC * 2
+ add r3 , r4, CO1
+ str r3 , C // store C
+
+ ldr AO, A // AO = A
+
+sgemm_kernel_L2_M4_BEGIN:
+
+ ldr I, M
+ asrs I, I, #2 // I = I / 4
+ ble sgemm_kernel_L2_M2_BEGIN
+
+sgemm_kernel_L2_M4_20:
+
+ INIT4x2
+
+ mov BO, BC
+ asrs L , K1, #3 // L = L / 8
+ ble sgemm_kernel_L2_M4_40
+ .align 5
+
+sgemm_kernel_L2_M4_22:
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L2_M4_22
+
+
+sgemm_kernel_L2_M4_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble sgemm_kernel_L2_M4_100
+
+sgemm_kernel_L2_M4_42:
+
+ KERNEL4x2_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L2_M4_42
+
+sgemm_kernel_L2_M4_100:
+
+ SAVE4x2
+
+sgemm_kernel_L2_M4_END:
+
+ subs I, I, #1
+ bgt sgemm_kernel_L2_M4_20
+
+
+sgemm_kernel_L2_M2_BEGIN:
+
+ ldr I, M
+ tst I , #3
+ ble sgemm_kernel_L2_END
+
+ tst I, #2 // I = I / 2
+ ble sgemm_kernel_L2_M1_BEGIN
+
+sgemm_kernel_L2_M2_20:
+
+ INIT2x2
+
+ mov BO, BC
+ asrs L , K1, #3 // L = L / 8
+ ble sgemm_kernel_L2_M2_40
+
+sgemm_kernel_L2_M2_22:
+
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L2_M2_22
+
+
+sgemm_kernel_L2_M2_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble sgemm_kernel_L2_M2_100
+
+sgemm_kernel_L2_M2_42:
+
+ KERNEL2x2_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L2_M2_42
+
+sgemm_kernel_L2_M2_100:
+
+ SAVE2x2
+
+sgemm_kernel_L2_M2_END:
+
+
+sgemm_kernel_L2_M1_BEGIN:
+
+ tst I, #1 // I = I % 2
+ ble sgemm_kernel_L2_END
+
+sgemm_kernel_L2_M1_20:
+
+ INIT1x2
+
+ mov BO, BC
+ asrs L , K1, #3 // L = L / 8
+ ble sgemm_kernel_L2_M1_40
+
+sgemm_kernel_L2_M1_22:
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L2_M1_22
+
+
+sgemm_kernel_L2_M1_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble sgemm_kernel_L2_M1_100
+
+sgemm_kernel_L2_M1_42:
+
+ KERNEL1x2_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L2_M1_42
+
+sgemm_kernel_L2_M1_100:
+
+ SAVE1x2
+
+
+sgemm_kernel_L2_END:
+
+ mov r3, BC
+ mov r4, K1
+ lsl r4, r4, #3 // k * 2 * 4
+ add r3, r3, r4 // B = B + K * 2 * 4
+ mov BC, r3
+
+ subs J , #1 // j--
+ bgt sgemm_kernel_L2_BEGIN
+
+/*********************************************************************************************/
+
+sgemm_kernel_L1_BEGIN:
+
+ ldr J , N
+ tst J , #1
+ ble sgemm_kernel_L999
+
+
+ ldr CO1, C // CO1 = C
+ ldr r4 , LDC
+ add r3 , r4, CO1
+ str r3 , C // store C
+
+ ldr AO, A // AO = A
+
+
+
+sgemm_kernel_L1_M4_BEGIN:
+
+ ldr I, M
+ asrs I, I, #2 // I = I / 4
+ ble sgemm_kernel_L1_M2_BEGIN
+
+sgemm_kernel_L1_M4_20:
+
+ INIT4x1
+
+ mov BO, BC
+ asrs L , K1, #3 // L = L / 8
+ ble sgemm_kernel_L1_M4_40
+ .align 5
+
+sgemm_kernel_L1_M4_22:
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L1_M4_22
+
+
+sgemm_kernel_L1_M4_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble sgemm_kernel_L1_M4_100
+
+sgemm_kernel_L1_M4_42:
+
+ KERNEL4x1_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L1_M4_42
+
+sgemm_kernel_L1_M4_100:
+
+ SAVE4x1
+
+sgemm_kernel_L1_M4_END:
+
+ subs I, I, #1
+ bgt sgemm_kernel_L1_M4_20
+
+
+sgemm_kernel_L1_M2_BEGIN:
+
+ ldr I, M
+ tst I , #3
+ ble sgemm_kernel_L1_END
+
+ tst I, #2 // I = I / 2
+ ble sgemm_kernel_L1_M1_BEGIN
+
+sgemm_kernel_L1_M2_20:
+
+ INIT2x1
+
+ mov BO, BC
+ asrs L , K1, #3 // L = L / 8
+ ble sgemm_kernel_L1_M2_40
+
+sgemm_kernel_L1_M2_22:
+
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L1_M2_22
+
+
+sgemm_kernel_L1_M2_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble sgemm_kernel_L1_M2_100
+
+sgemm_kernel_L1_M2_42:
+
+ KERNEL2x1_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L1_M2_42
+
+sgemm_kernel_L1_M2_100:
+
+ SAVE2x1
+
+sgemm_kernel_L1_M2_END:
+
+
+sgemm_kernel_L1_M1_BEGIN:
+
+ tst I, #1 // I = I % 2
+ ble sgemm_kernel_L1_END
+
+sgemm_kernel_L1_M1_20:
+
+ INIT1x1
+
+ mov BO, BC
+ asrs L , K1, #3 // L = L / 8
+ ble sgemm_kernel_L1_M1_40
+
+sgemm_kernel_L1_M1_22:
+
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L1_M1_22
+
+
+sgemm_kernel_L1_M1_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble sgemm_kernel_L1_M1_100
+
+sgemm_kernel_L1_M1_42:
+
+ KERNEL1x1_SUB
+
+ subs L, L, #1
+ bgt sgemm_kernel_L1_M1_42
+
+sgemm_kernel_L1_M1_100:
+
+ SAVE1x1
+
+
+sgemm_kernel_L1_END:
+
+
+sgemm_kernel_L999:
+
+ sub r3, fp, #128
+ vldm r3, { s8 - s15} // restore floating point registers
+
+ movs r0, #0 // set return value
+ sub sp, fp, #24
+ pop {r4 - r9, fp}
+ bx lr
+
+ EPILOGUE
+
--- /dev/null
+/***************************************************************************
+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.
+*****************************************************************************/
+
+/**************************************************************************************
+* 2013/11/23 Saar
+* BLASTEST : OK
+* CTEST : OK
+* TEST : OK
+*
+**************************************************************************************/
+
+#define ASSEMBLER
+#include "common.h"
+
+#define STACKSIZE 252
+
+#define OLD_M r0
+#define OLD_N r1
+#define OLD_K r2
+#define OLD_A r3
+#define OLD_ALPHA s0
+
+/******************************************************
+* [fp, #-128] - [fp, #-64] is reserved
+* for store and restore of floating point
+* registers
+*******************************************************/
+
+#define KK [fp, #-240 ]
+#define KKK [fp, #-244]
+#define C [fp, #-248 ]
+#define LDC [fp, #-252 ]
+#define M [fp, #-256 ]
+#define N [fp, #-260 ]
+#define K [fp, #-264 ]
+#define A [fp, #-268 ]
+
+#define ALPHA [fp, #-276 ]
+
+#define B [fp, #4 ]
+#define OLD_C [fp, #8 ]
+#define OLD_LDC [fp, #12 ]
+#define OFFSET [fp, #16 ]
+
+#define I r0
+#define J r1
+#define L r2
+
+#define AO r5
+#define BO r6
+
+#define CO1 r8
+#define CO2 r9
+
+#define K1 r7
+#define BC r12
+
+#define A_PRE 64
+#define B_PRE 64
+#define C_PRE 64
+
+
+/**************************************************************************************
+* Macro definitions
+**************************************************************************************/
+
+.macro INIT4x2
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s9, s8
+ vmov.f32 s10, s8
+ vmov.f32 s11, s8
+ vmov.f32 s12, s8
+ vmov.f32 s13, s8
+ vmov.f32 s14, s8
+ vmov.f32 s15, s8
+
+.endm
+
+
+
+.macro KERNEL4x2_SUB
+
+ flds s4 , [ BO ]
+ flds s5 , [ BO, #4 ]
+
+ flds s0 , [ AO ]
+ flds s1 , [ AO, #4 ]
+ flds s2 , [ AO, #8 ]
+ flds s3 , [ AO, #12 ]
+
+ fmacs s8 , s0, s4
+ fmacs s9 , s1, s4
+ fmacs s10 , s2, s4
+ fmacs s11 , s3, s4
+
+ fmacs s12 , s0, s5
+ fmacs s13 , s1, s5
+ fmacs s14 , s2, s5
+ fmacs s15 , s3, s5
+
+ add AO , AO, #16
+ add BO , BO, #8
+
+.endm
+
+.macro SAVE4x2
+
+ ldr r3 , LDC
+ add CO2 , CO1, r3
+
+ flds s0, ALPHA
+
+ fmuls s4 , s0 , s8
+ fmuls s5 , s0 , s9
+ fmuls s6 , s0 , s10
+ fmuls s7 , s0 , s11
+
+ fsts s4 , [CO1]
+ fsts s5 , [CO1, #4 ]
+ fsts s6 , [CO1, #8 ]
+ fsts s7 , [CO1, #12 ]
+
+ fmuls s4 , s0 , s12
+ fmuls s5 , s0 , s13
+ fmuls s6 , s0 , s14
+ fmuls s7 , s0 , s15
+
+ fsts s4 , [CO2]
+ fsts s5 , [CO2, #4 ]
+ fsts s6 , [CO2, #8 ]
+ fsts s7 , [CO2, #12 ]
+
+ add CO1, CO1, #16
+
+.endm
+
+
+/******************************************************************************/
+
+.macro INIT2x2
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s9, s8
+ vmov.f32 s12, s8
+ vmov.f32 s13, s8
+
+.endm
+
+.macro KERNEL2x2_SUB
+
+ flds s4 , [ BO ]
+ flds s5 , [ BO, #4 ]
+
+ flds s0 , [ AO ]
+ flds s1 , [ AO, #4 ]
+
+ fmacs s8 , s0, s4
+ fmacs s9 , s1, s4
+
+ fmacs s12 , s0, s5
+ fmacs s13 , s1, s5
+
+ add AO , AO, #8
+ add BO , BO, #8
+
+.endm
+
+.macro SAVE2x2
+
+ ldr r3 , LDC
+ add CO2 , CO1, r3
+
+ flds s0, ALPHA
+
+
+ fmuls s4 , s0 , s8
+ fmuls s5 , s0 , s9
+
+ fsts s4 , [CO1]
+ fsts s5 , [CO1, #4 ]
+
+ fmuls s4 , s0 , s12
+ fmuls s5 , s0 , s13
+
+ fsts s4 , [CO2]
+ fsts s5 , [CO2, #4 ]
+
+ add CO1, CO1, #8
+
+.endm
+
+
+/******************************************************************************/
+
+.macro INIT1x2
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s12, s8
+
+.endm
+
+.macro KERNEL1x2_SUB
+
+ flds s4 , [ BO ]
+ flds s5 , [ BO, #4 ]
+
+ flds s0 , [ AO ]
+
+ fmacs s8 , s0, s4
+
+ fmacs s12 , s0, s5
+
+ add AO , AO, #4
+ add BO , BO, #8
+
+.endm
+
+.macro SAVE1x2
+
+ ldr r3 , LDC
+ add CO2 , CO1, r3
+
+ flds s0, ALPHA
+
+
+ fmuls s4 , s0 , s8
+
+ fsts s4 , [CO1]
+
+
+ fmuls s4 , s0 , s12
+
+ fsts s4 , [CO2]
+
+ add CO1, CO1, #4
+
+.endm
+
+
+
+/******************************************************************************/
+
+.macro INIT4x1
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s9, s8
+ vmov.f32 s10, s8
+ vmov.f32 s11, s8
+
+.endm
+
+
+
+.macro KERNEL4x1_SUB
+
+ flds s4 , [ BO ]
+
+ flds s0 , [ AO ]
+ flds s1 , [ AO, #4 ]
+ flds s2 , [ AO, #8 ]
+ flds s3 , [ AO, #12 ]
+
+ fmacs s8 , s0, s4
+ fmacs s9 , s1, s4
+ fmacs s10 , s2, s4
+ fmacs s11 , s3, s4
+
+ add AO , AO, #16
+ add BO , BO, #4
+
+.endm
+
+.macro SAVE4x1
+
+ flds s0, ALPHA
+
+ fmuls s4 , s0 , s8
+ fmuls s5 , s0 , s9
+ fmuls s6 , s0 , s10
+ fmuls s7 , s0 , s11
+
+ fsts s4 , [CO1]
+ fsts s5 , [CO1, #4 ]
+ fsts s6 , [CO1, #8 ]
+ fsts s7 , [CO1, #12 ]
+
+ add CO1, CO1, #16
+
+.endm
+
+/******************************************************************************/
+
+.macro INIT2x1
+
+ vsub.f32 s8 , s8 , s8
+ vmov.f32 s9 , s8
+
+.endm
+
+.macro KERNEL2x1_SUB
+
+ flds s4 , [ BO ]
+
+ flds s0 , [ AO ]
+ flds s1 , [ AO, #4 ]
+
+ fmacs s8 , s0, s4
+ fmacs s9 , s1, s4
+
+ add AO , AO, #8
+ add BO , BO, #4
+
+.endm
+
+.macro SAVE2x1
+
+ flds s0, ALPHA
+
+ fmuls s4 , s0 , s8
+ fmuls s5 , s0 , s9
+
+ fsts s4 , [CO1]
+ fsts s5 , [CO1, #4 ]
+
+ add CO1, CO1, #8
+
+.endm
+
+
+/******************************************************************************/
+
+.macro INIT1x1
+
+ vsub.f32 s8 , s8 , s8
+
+.endm
+
+.macro KERNEL1x1_SUB
+
+ flds s4 , [ BO ]
+
+ flds s0 , [ AO ]
+
+ fmacs s8 , s0, s4
+
+ add AO , AO, #4
+ add BO , BO, #4
+
+.endm
+
+.macro SAVE1x1
+
+ flds s0, ALPHA
+
+ fmuls s4 , s0 , s8
+
+ fsts s4 , [CO1]
+
+ add CO1, CO1, #4
+
+.endm
+
+
+/**************************************************************************************
+* End of macro definitions
+**************************************************************************************/
+
+
+ PROLOGUE
+
+ .align 5
+
+ push {r4 - r9, fp}
+ add fp, sp, #24
+ sub sp, sp, #STACKSIZE // reserve stack
+
+ str OLD_M, M
+ str OLD_N, N
+ str OLD_K, K
+ str OLD_A, A
+ vstr OLD_ALPHA, ALPHA
+
+ sub r3, fp, #128
+ vstm r3, { s8 - s15} // store floating point registers
+
+ ldr r3, OLD_LDC
+ lsl r3, r3, #2 // ldc = ldc * 4
+ str r3, LDC
+
+ ldr r3, OLD_C
+ str r3, C
+
+ ldr BC, B
+
+ ldr r3, OFFSET
+#ifndef LEFT
+ neg r3 , r3
+#endif
+ str r3 , KK
+
+ ldr J, N
+ asrs J, J, #1 // J = J / 2
+ ble _L1_BEGIN
+
+_L2_BEGIN:
+
+ ldr CO1, C // CO1 = C
+ ldr r4 , LDC
+ lsl r4 , r4 , #1 // LDC * 2
+ add r3 , r4, CO1
+ str r3 , C // store C
+
+#if defined(LEFT)
+ ldr r3 , OFFSET
+ str r3 , KK
+#endif
+
+ ldr AO, A // AO = A
+
+
+_L2_M4_BEGIN:
+
+ ldr I, M
+ asrs I, I, #2 // I = I / 4
+ ble _L2_M2_BEGIN
+
+_L2_M4_20:
+
+ INIT4x2
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+
+ mov BO, BC
+#else
+ mov BO, BC
+ ldr r3 , KK
+ lsls r4 , r3 , #3 // 2 float values
+ add BO , BO , r4
+ lsls r4 , r3 , #4 // 4 float values
+ add AO , AO , r4
+
+#endif
+
+#ifndef TRMMKERNEL
+ ldr L , K
+#elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA))
+ ldr L , K
+ ldr r3, KK
+ sub L , L, r3
+ str L , KKK
+#else
+ ldr L , KK
+#ifdef LEFT
+ add L , L , #4 // number of values in AO
+#else
+ add L , L , #2 // number of values in BO
+#endif
+ str L , KKK
+#endif
+
+ mov K1, L
+ asrs L , K1, #3 // L = L / 8
+ ble _L2_M4_40
+ .align 5
+
+_L2_M4_22:
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+ KERNEL4x2_SUB
+
+ subs L, L, #1
+ bgt _L2_M4_22
+
+
+_L2_M4_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble _L2_M4_100
+
+_L2_M4_42:
+
+ KERNEL4x2_SUB
+
+ subs L, L, #1
+ bgt _L2_M4_42
+
+_L2_M4_100:
+
+ SAVE4x2
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+ ldr r3 , K
+ ldr r4 , KKK
+ sub r3 , r3 , r4
+ lsls r4 , r3 , #3 // 2 float values
+ add BO , BO , r4
+ lsls r4 , r3 , #4 // 4 float values
+ add AO , AO , r4
+#endif
+
+#if defined(LEFT)
+ ldr r3 , KK
+ add r3 , r3 , #4 // number of values in AO
+ str r3 , KK
+#endif
+
+
+
+_L2_M4_END:
+
+ subs I, I, #1
+ bgt _L2_M4_20
+
+
+_L2_M2_BEGIN:
+
+ ldr I, M
+ tst I , #3
+ ble _L2_END
+
+ tst I, #2 // I = I / 2
+ ble _L2_M1_BEGIN
+
+_L2_M2_20:
+
+ INIT2x2
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+
+ mov BO, BC
+#else
+ mov BO, BC
+ ldr r3 , KK
+ lsls r4 , r3 , #3 // 2 float values
+ add BO , BO , r4
+ lsls r4 , r3 , #3 // 2 float values
+ add AO , AO , r4
+
+#endif
+
+#ifndef TRMMKERNEL
+ ldr L , K
+#elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA))
+ ldr L , K
+ ldr r3, KK
+ sub L , L, r3
+ str L , KKK
+#else
+ ldr L , KK
+#ifdef LEFT
+ add L , L , #2 // number of values in AO
+#else
+ add L , L , #2 // number of values in BO
+#endif
+ str L , KKK
+#endif
+
+ mov K1, L
+ asrs L , K1, #3 // L = L / 8
+ ble _L2_M2_40
+
+_L2_M2_22:
+
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+ KERNEL2x2_SUB
+
+ subs L, L, #1
+ bgt _L2_M2_22
+
+
+_L2_M2_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble _L2_M2_100
+
+_L2_M2_42:
+
+ KERNEL2x2_SUB
+
+ subs L, L, #1
+ bgt _L2_M2_42
+
+_L2_M2_100:
+
+ SAVE2x2
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+ ldr r3 , K
+ ldr r4 , KKK
+ sub r3 , r3 , r4
+ lsls r4 , r3 , #3 // 2 float values
+ add BO , BO , r4
+ lsls r4 , r3 , #3 // 2 float values
+ add AO , AO , r4
+#endif
+
+#if defined(LEFT)
+ ldr r3 , KK
+ add r3 , r3 , #2 // number of values in AO
+ str r3 , KK
+#endif
+
+
+
+_L2_M2_END:
+
+
+_L2_M1_BEGIN:
+
+ tst I, #1 // I = I % 2
+ ble _L2_END
+
+_L2_M1_20:
+
+ INIT1x2
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+
+ mov BO, BC
+#else
+ mov BO, BC
+ ldr r3 , KK
+ lsls r4 , r3 , #3 // 2 float values
+ add BO , BO , r4
+ lsls r4 , r3 , #2 // 1 float value
+ add AO , AO , r4
+
+#endif
+
+#ifndef TRMMKERNEL
+ ldr L , K
+#elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA))
+ ldr L , K
+ ldr r3, KK
+ sub L , L, r3
+ str L , KKK
+#else
+ ldr L , KK
+#ifdef LEFT
+ add L , L , #1 // number of values in AO
+#else
+ add L , L , #2 // number of values in BO
+#endif
+ str L , KKK
+#endif
+
+ mov K1, L
+ asrs L , K1, #3 // L = L / 8
+ ble _L2_M1_40
+
+_L2_M1_22:
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+ KERNEL1x2_SUB
+
+ subs L, L, #1
+ bgt _L2_M1_22
+
+
+_L2_M1_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble _L2_M1_100
+
+_L2_M1_42:
+
+ KERNEL1x2_SUB
+
+ subs L, L, #1
+ bgt _L2_M1_42
+
+_L2_M1_100:
+
+ SAVE1x2
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+ ldr r3 , K
+ ldr r4 , KKK
+ sub r3 , r3 , r4
+ lsls r4 , r3 , #3 // 2 float values
+ add BO , BO , r4
+ lsls r4 , r3 , #2 // 1 float value
+ add AO , AO , r4
+#endif
+
+#if defined(LEFT)
+ ldr r3 , KK
+ add r3 , r3 , #1 // number of values in AO
+ str r3 , KK
+#endif
+
+
+
+
+_L2_END:
+
+ mov r3, BC
+ ldr r4, K
+ lsl r4, r4, #3 // k * 2 * 4
+ add r3, r3, r4 // B = B + K * 2 * 4
+ mov BC, r3
+
+#if !defined(LEFT)
+ ldr r3 , KK
+ add r3 , r3 , #2 // number of values in BO
+ str r3 , KK
+#endif
+
+
+ subs J , #1 // j--
+ bgt _L2_BEGIN
+
+/*********************************************************************************************/
+
+_L1_BEGIN:
+
+ ldr J , N
+ tst J , #1
+ ble _L999
+
+
+ ldr CO1, C // CO1 = C
+ ldr r4 , LDC
+ add r3 , r4, CO1
+ str r3 , C // store C
+
+#if defined(LEFT)
+ ldr r3 , OFFSET
+ str r3 , KK
+#endif
+
+ ldr AO, A // AO = A
+ //pld [AO , #A_PRE-96]
+ //pld [AO , #A_PRE-64]
+ //pld [AO , #A_PRE-32]
+
+
+
+_L1_M4_BEGIN:
+
+ ldr I, M
+ asrs I, I, #2 // I = I / 4
+ ble _L1_M2_BEGIN
+
+_L1_M4_20:
+
+ INIT4x1
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+
+ mov BO, BC
+#else
+ mov BO, BC
+ ldr r3 , KK
+ lsls r4 , r3 , #2 // 1 float value
+ add BO , BO , r4
+ lsls r4 , r3 , #4 // 4 float values
+ add AO , AO , r4
+
+#endif
+
+#ifndef TRMMKERNEL
+ ldr L , K
+#elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA))
+ ldr L , K
+ ldr r3, KK
+ sub L , L, r3
+ str L , KKK
+#else
+ ldr L , KK
+#ifdef LEFT
+ add L , L , #4 // number of values in AO
+#else
+ add L , L , #1 // number of values in BO
+#endif
+ str L , KKK
+#endif
+
+ mov K1, L
+ asrs L , K1, #3 // L = L / 8
+ ble _L1_M4_40
+ .align 5
+
+_L1_M4_22:
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+ KERNEL4x1_SUB
+
+ subs L, L, #1
+ bgt _L1_M4_22
+
+
+_L1_M4_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble _L1_M4_100
+
+_L1_M4_42:
+
+ KERNEL4x1_SUB
+
+ subs L, L, #1
+ bgt _L1_M4_42
+
+_L1_M4_100:
+
+ SAVE4x1
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+ ldr r3 , K
+ ldr r4 , KKK
+ sub r3 , r3 , r4
+ lsls r4 , r3 , #2 // 1 float value
+ add BO , BO , r4
+ lsls r4 , r3 , #4 // 4 float values
+ add AO , AO , r4
+#endif
+
+#if defined(LEFT)
+ ldr r3 , KK
+ add r3 , r3 , #4 // number of values in AO
+ str r3 , KK
+#endif
+
+
+
+_L1_M4_END:
+
+ subs I, I, #1
+ bgt _L1_M4_20
+
+
+_L1_M2_BEGIN:
+
+ ldr I, M
+ tst I , #3
+ ble _L1_END
+
+ tst I, #2 // I = I / 2
+ ble _L1_M1_BEGIN
+
+_L1_M2_20:
+
+ INIT2x1
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+
+ mov BO, BC
+#else
+ mov BO, BC
+ ldr r3 , KK
+ lsls r4 , r3 , #2 // 1 float value
+ add BO , BO , r4
+ lsls r4 , r3 , #3 // 2 float values
+ add AO , AO , r4
+
+#endif
+
+#ifndef TRMMKERNEL
+ ldr L , K
+#elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA))
+ ldr L , K
+ ldr r3, KK
+ sub L , L, r3
+ str L , KKK
+#else
+ ldr L , KK
+#ifdef LEFT
+ add L , L , #2 // number of values in AO
+#else
+ add L , L , #1 // number of values in BO
+#endif
+ str L , KKK
+#endif
+
+ mov K1, L
+ asrs L , K1, #3 // L = L / 8
+ ble _L1_M2_40
+
+_L1_M2_22:
+
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+ KERNEL2x1_SUB
+
+ subs L, L, #1
+ bgt _L1_M2_22
+
+
+_L1_M2_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble _L1_M2_100
+
+_L1_M2_42:
+
+ KERNEL2x1_SUB
+
+ subs L, L, #1
+ bgt _L1_M2_42
+
+_L1_M2_100:
+
+ SAVE2x1
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+ ldr r3 , K
+ ldr r4 , KKK
+ sub r3 , r3 , r4
+ lsls r4 , r3 , #2 // 1 float value
+ add BO , BO , r4
+ lsls r4 , r3 , #3 // 2 float values
+ add AO , AO , r4
+#endif
+
+#if defined(LEFT)
+ ldr r3 , KK
+ add r3 , r3 , #2 // number of values in AO
+ str r3 , KK
+#endif
+
+
+
+_L1_M2_END:
+
+
+_L1_M1_BEGIN:
+
+ tst I, #1 // I = I % 2
+ ble _L1_END
+
+_L1_M1_20:
+
+ INIT1x1
+
+#if (defined(LEFT) && defined(TRANSA)) || \
+ (!defined(LEFT) && !defined(TRANSA))
+
+ mov BO, BC
+#else
+ mov BO, BC
+ ldr r3 , KK
+ lsls r4 , r3 , #2 // 1 float value
+ add BO , BO , r4
+ lsls r4 , r3 , #2 // 1 float value
+ add AO , AO , r4
+
+#endif
+
+#ifndef TRMMKERNEL
+ ldr L , K
+#elif (defined(LEFT) && !defined(TRANSA)) || (!defined(LEFT) && defined(TRANSA))
+ ldr L , K
+ ldr r3, KK
+ sub L , L, r3
+ str L , KKK
+#else
+ ldr L , KK
+#ifdef LEFT
+ add L , L , #1 // number of values in AO
+#else
+ add L , L , #1 // number of values in BO
+#endif
+ str L , KKK
+#endif
+
+ mov K1, L
+ asrs L , K1, #3 // L = L / 8
+ ble _L1_M1_40
+
+_L1_M1_22:
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+ KERNEL1x1_SUB
+
+ subs L, L, #1
+ bgt _L1_M1_22
+
+
+_L1_M1_40:
+
+ ands L , K1, #7 // L = L % 8
+ ble _L1_M1_100
+
+_L1_M1_42:
+
+ KERNEL1x1_SUB
+
+ subs L, L, #1
+ bgt _L1_M1_42
+
+_L1_M1_100:
+
+ SAVE1x1
+
+
+_L1_END:
+
+
+_L999:
+
+ sub r3, fp, #128
+ vldm r3, { s8 - s15} // restore floating point registers
+
+ movs r0, #0 // set return value
+ sub sp, fp, #24
+ pop {r4 - r9, fp}
+ bx lr
+
+ EPILOGUE
+
projects / platform / upstream / openblas.git / commitdiff