added optimized blas level1 copy kernels
This commit is contained in:
wernsaar
parent
1e8128f41c
commit
8fa93be06e
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@ -0,0 +1,222 @@
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/***************************************************************************
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Copyright (c) 2013, The OpenBLAS Project
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All rights reserved.
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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.
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*****************************************************************************/
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/**************************************************************************************
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* 2013/11/07 Saar
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* BLASTEST : OK
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* CTEST : OK
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* TEST : OK
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*
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**************************************************************************************/
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#define ASSEMBLER
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#include "common.h"
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#define STACKSIZE 256
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#define N r0
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#define X r1
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#define INC_X r2
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#define OLD_Y r3
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/******************************************************
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* [fp, #-128] - [fp, #-64] is reserved
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* for store and restore of floating point
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* registers
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*******************************************************/
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#define OLD_INC_Y [fp, #4 ]
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#define I r5
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#define Y r6
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#define INC_Y r7
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#define X_PRE 256
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/**************************************************************************************
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* Macro definitions
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**************************************************************************************/
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.macro COPY_F4
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pld [ X, #X_PRE ]
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fldmias X!, { s0 - s7 }
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fstmias Y!, { s0 - s7 }
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.endm
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.macro COPY_F1
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fldmias X!, { s0 - s1 }
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fstmias Y!, { s0 - s1 }
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.endm
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/*************************************************************************************************************************/
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.macro COPY_S4
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nop
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fldmias X, { s0 - s1 }
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fstmias Y, { s0 - s1 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmias X, { s2 - s3 }
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fstmias Y, { s2 - s3 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmias X, { s0 - s1 }
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fstmias Y, { s0 - s1 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmias X, { s2 - s3 }
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fstmias Y, { s2 - s3 }
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add X, X, INC_X
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add Y, Y, INC_Y
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.endm
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.macro COPY_S1
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fldmias X, { s0 - s1 }
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fstmias Y, { s0 - s1 }
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add X, X, INC_X
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add Y, Y, INC_Y
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.endm
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/**************************************************************************************
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* End of macro definitions
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**************************************************************************************/
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PROLOGUE
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.align 5
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push {r4 - r9, fp}
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add fp, sp, #24
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sub sp, sp, #STACKSIZE // reserve stack
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sub r4, fp, #128
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vstm r4, { s8 - s15} // store floating point registers
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mov Y, OLD_Y
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ldr INC_Y, OLD_INC_Y
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cmp N, #0
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ble ccopy_kernel_L999
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cmp INC_X, #0
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beq ccopy_kernel_L999
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cmp INC_Y, #0
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beq ccopy_kernel_L999
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cmp INC_X, #1
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bne ccopy_kernel_S_BEGIN
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cmp INC_Y, #1
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bne ccopy_kernel_S_BEGIN
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ccopy_kernel_F_BEGIN:
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asrs I, N, #2 // I = N / 4
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ble ccopy_kernel_F1
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ccopy_kernel_F4:
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COPY_F4
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subs I, I, #1
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bne ccopy_kernel_F4
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ccopy_kernel_F1:
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ands I, N, #3
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ble ccopy_kernel_L999
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ccopy_kernel_F10:
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COPY_F1
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subs I, I, #1
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bne ccopy_kernel_F10
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b ccopy_kernel_L999
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ccopy_kernel_S_BEGIN:
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lsl INC_X, INC_X, #3 // INC_X * SIZE * 2
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lsl INC_Y, INC_Y, #3 // INC_Y * SIZE * 2
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asrs I, N, #2 // I = N / 4
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ble ccopy_kernel_S1
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ccopy_kernel_S4:
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COPY_S4
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subs I, I, #1
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bne ccopy_kernel_S4
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ccopy_kernel_S1:
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ands I, N, #3
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ble ccopy_kernel_L999
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ccopy_kernel_S10:
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COPY_S1
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subs I, I, #1
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bne ccopy_kernel_S10
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ccopy_kernel_L999:
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sub r3, fp, #128
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vldm r3, { s8 - s15} // restore floating point registers
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mov r0, #0 // set return value
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sub sp, fp, #24
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pop {r4 - r9, fp}
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bx lr
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EPILOGUE
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@ -0,0 +1,222 @@
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/***************************************************************************
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Copyright (c) 2013, The OpenBLAS Project
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All rights reserved.
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||||
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.
|
||||
*****************************************************************************/
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/**************************************************************************************
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* 2013/11/07 Saar
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* BLASTEST : OK
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* CTEST : OK
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* TEST : OK
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*
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**************************************************************************************/
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#define ASSEMBLER
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#include "common.h"
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#define STACKSIZE 256
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#define N r0
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#define X r1
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#define INC_X r2
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#define OLD_Y r3
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/******************************************************
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* [fp, #-128] - [fp, #-64] is reserved
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* for store and restore of floating point
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* registers
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*******************************************************/
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#define OLD_INC_Y [fp, #4 ]
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#define I r5
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#define Y r6
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#define INC_Y r7
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#define X_PRE 256
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/**************************************************************************************
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* Macro definitions
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**************************************************************************************/
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.macro COPY_F4
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pld [ X, #X_PRE ]
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fldmiad X!, { d0 - d3 }
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fstmiad Y!, { d0 - d3 }
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.endm
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.macro COPY_F1
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fldmiad X!, { d0 }
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fstmiad Y!, { d0 }
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.endm
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/*************************************************************************************************************************/
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.macro COPY_S4
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nop
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fldmiad X, { d0 }
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fstmiad Y, { d0 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmiad X, { d1 }
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fstmiad Y, { d1 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmiad X, { d0 }
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fstmiad Y, { d0 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmiad X, { d1 }
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fstmiad Y, { d1 }
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add X, X, INC_X
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add Y, Y, INC_Y
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.endm
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.macro COPY_S1
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fldmiad X, { d0 }
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fstmiad Y, { d0 }
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add X, X, INC_X
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add Y, Y, INC_Y
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.endm
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/**************************************************************************************
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* End of macro definitions
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**************************************************************************************/
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PROLOGUE
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.align 5
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push {r4 - r9, fp}
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add fp, sp, #24
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sub sp, sp, #STACKSIZE // reserve stack
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sub r4, fp, #128
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vstm r4, { d8 - d15} // store floating point registers
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mov Y, OLD_Y
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ldr INC_Y, OLD_INC_Y
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cmp N, #0
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ble dcopy_kernel_L999
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cmp INC_X, #0
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beq dcopy_kernel_L999
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cmp INC_Y, #0
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beq dcopy_kernel_L999
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cmp INC_X, #1
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bne dcopy_kernel_S_BEGIN
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cmp INC_Y, #1
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bne dcopy_kernel_S_BEGIN
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dcopy_kernel_F_BEGIN:
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asrs I, N, #2 // I = N / 4
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ble dcopy_kernel_F1
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dcopy_kernel_F4:
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COPY_F4
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subs I, I, #1
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bne dcopy_kernel_F4
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dcopy_kernel_F1:
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ands I, N, #3
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ble dcopy_kernel_L999
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dcopy_kernel_F10:
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COPY_F1
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subs I, I, #1
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bne dcopy_kernel_F10
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b dcopy_kernel_L999
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dcopy_kernel_S_BEGIN:
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lsl INC_X, INC_X, #3 // INC_X * SIZE
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lsl INC_Y, INC_Y, #3 // INC_Y * SIZE
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asrs I, N, #2 // I = N / 4
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ble dcopy_kernel_S1
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dcopy_kernel_S4:
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COPY_S4
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subs I, I, #1
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bne dcopy_kernel_S4
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dcopy_kernel_S1:
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ands I, N, #3
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ble dcopy_kernel_L999
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dcopy_kernel_S10:
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COPY_S1
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subs I, I, #1
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bne dcopy_kernel_S10
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dcopy_kernel_L999:
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sub r3, fp, #128
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vldm r3, { d8 - d15} // restore floating point registers
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mov r0, #0 // set return value
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sub sp, fp, #24
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pop {r4 - r9, fp}
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bx lr
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EPILOGUE
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@ -0,0 +1,224 @@
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/***************************************************************************
|
||||
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
|
||||
*
|
||||
**************************************************************************************/
|
||||
|
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#define ASSEMBLER
|
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#include "common.h"
|
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|
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#define STACKSIZE 256
|
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|
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#define N r0
|
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#define X r1
|
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#define INC_X r2
|
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#define OLD_Y r3
|
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|
||||
|
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/******************************************************
|
||||
* [fp, #-128] - [fp, #-64] is reserved
|
||||
* for store and restore of floating point
|
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* registers
|
||||
*******************************************************/
|
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|
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#define OLD_INC_Y [fp, #4 ]
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|
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#define I r5
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#define Y r6
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#define INC_Y r7
|
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|
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#define X_PRE 256
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|
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/**************************************************************************************
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* Macro definitions
|
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**************************************************************************************/
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|
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.macro COPY_F8
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pld [ X, #X_PRE ]
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fldmias X!, { s0 - s3 }
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fldmias X!, { s4 - s7 }
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fstmias Y!, { s0 - s3 }
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fstmias Y!, { s4 - s7 }
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.endm
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.macro COPY_F1
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fldmias X!, { s0 }
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fstmias Y!, { s0 }
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.endm
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/*************************************************************************************************************************/
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.macro COPY_S4
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nop
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fldmias X, { s0 }
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fstmias Y, { s0 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmias X, { s1 }
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fstmias Y, { s1 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmias X, { s0 }
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fstmias Y, { s0 }
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add X, X, INC_X
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add Y, Y, INC_Y
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fldmias X, { s1 }
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fstmias Y, { s1 }
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add X, X, INC_X
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add Y, Y, INC_Y
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.endm
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.macro COPY_S1
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fldmias X, { s0 }
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fstmias Y, { s0 }
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add X, X, INC_X
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add Y, Y, INC_Y
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.endm
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/**************************************************************************************
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* End of macro definitions
|
||||
**************************************************************************************/
|
||||
|
||||
PROLOGUE
|
||||
|
||||
.align 5
|
||||
|
||||
push {r4 - r9, fp}
|
||||
add fp, sp, #24
|
||||
sub sp, sp, #STACKSIZE // reserve stack
|
||||
|
||||
sub r4, fp, #128
|
||||
vstm r4, { s8 - s15} // store floating point registers
|
||||
|
||||
mov Y, OLD_Y
|
||||
ldr INC_Y, OLD_INC_Y
|
||||
|
||||
cmp N, #0
|
||||
ble scopy_kernel_L999
|
||||
|
||||
cmp INC_X, #0
|
||||
beq scopy_kernel_L999
|
||||
|
||||
cmp INC_Y, #0
|
||||
beq scopy_kernel_L999
|
||||
|
||||
cmp INC_X, #1
|
||||
bne scopy_kernel_S_BEGIN
|
||||
|
||||
cmp INC_Y, #1
|
||||
bne scopy_kernel_S_BEGIN
|
||||
|
||||
scopy_kernel_F_BEGIN:
|
||||
|
||||
asrs I, N, #3 // I = N / 8
|
||||
ble scopy_kernel_F1
|
||||
|
||||
scopy_kernel_F8:
|
||||
|
||||
COPY_F8
|
||||
|
||||
subs I, I, #1
|
||||
bne scopy_kernel_F8
|
||||
|
||||
scopy_kernel_F1:
|
||||
|
||||
ands I, N, #7
|
||||
ble scopy_kernel_L999
|
||||
|
||||
scopy_kernel_F10:
|
||||
|
||||
COPY_F1
|
||||
|
||||
subs I, I, #1
|
||||
bne scopy_kernel_F10
|
||||
|
||||
b scopy_kernel_L999
|
||||
|
||||
scopy_kernel_S_BEGIN:
|
||||
|
||||
lsl INC_X, INC_X, #2 // INC_X * SIZE
|
||||
lsl INC_Y, INC_Y, #2 // INC_Y * SIZE
|
||||
|
||||
asrs I, N, #2 // I = N / 4
|
||||
ble scopy_kernel_S1
|
||||
|
||||
scopy_kernel_S4:
|
||||
|
||||
COPY_S4
|
||||
|
||||
subs I, I, #1
|
||||
bne scopy_kernel_S4
|
||||
|
||||
scopy_kernel_S1:
|
||||
|
||||
ands I, N, #3
|
||||
ble scopy_kernel_L999
|
||||
|
||||
scopy_kernel_S10:
|
||||
|
||||
COPY_S1
|
||||
|
||||
subs I, I, #1
|
||||
bne scopy_kernel_S10
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
scopy_kernel_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
|
||||
|
||||
|
|
@ -0,0 +1,223 @@
|
|||
/***************************************************************************
|
||||
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 N r0
|
||||
#define X r1
|
||||
#define INC_X r2
|
||||
#define OLD_Y r3
|
||||
|
||||
|
||||
/******************************************************
|
||||
* [fp, #-128] - [fp, #-64] is reserved
|
||||
* for store and restore of floating point
|
||||
* registers
|
||||
*******************************************************/
|
||||
|
||||
#define OLD_INC_Y [fp, #4 ]
|
||||
|
||||
#define I r5
|
||||
#define Y r6
|
||||
#define INC_Y r7
|
||||
|
||||
#define X_PRE 256
|
||||
|
||||
/**************************************************************************************
|
||||
* Macro definitions
|
||||
**************************************************************************************/
|
||||
|
||||
.macro COPY_F4
|
||||
|
||||
pld [ X, #X_PRE ]
|
||||
pld [ X, #X_PRE+32 ]
|
||||
fldmiad X!, { d0 - d7 }
|
||||
fstmiad Y!, { d0 - d7 }
|
||||
|
||||
.endm
|
||||
|
||||
.macro COPY_F1
|
||||
|
||||
fldmiad X!, { d0 - d1 }
|
||||
fstmiad Y!, { d0 - d1 }
|
||||
|
||||
.endm
|
||||
|
||||
|
||||
/*************************************************************************************************************************/
|
||||
|
||||
.macro COPY_S4
|
||||
|
||||
nop
|
||||
fldmiad X, { d0 - d1 }
|
||||
fstmiad Y, { d0 - d1 }
|
||||
add X, X, INC_X
|
||||
add Y, Y, INC_Y
|
||||
|
||||
fldmiad X, { d2 - d3 }
|
||||
fstmiad Y, { d2 - d3 }
|
||||
add X, X, INC_X
|
||||
add Y, Y, INC_Y
|
||||
|
||||
fldmiad X, { d0 - d1 }
|
||||
fstmiad Y, { d0 - d1 }
|
||||
add X, X, INC_X
|
||||
add Y, Y, INC_Y
|
||||
|
||||
fldmiad X, { d2 - d3 }
|
||||
fstmiad Y, { d2 - d3 }
|
||||
add X, X, INC_X
|
||||
add Y, Y, INC_Y
|
||||
|
||||
.endm
|
||||
|
||||
|
||||
.macro COPY_S1
|
||||
|
||||
fldmiad X, { d0 - d1 }
|
||||
fstmiad Y, { d0 - d1 }
|
||||
add X, X, INC_X
|
||||
add Y, Y, INC_Y
|
||||
|
||||
.endm
|
||||
|
||||
|
||||
|
||||
/**************************************************************************************
|
||||
* End of macro definitions
|
||||
**************************************************************************************/
|
||||
|
||||
PROLOGUE
|
||||
|
||||
.align 5
|
||||
|
||||
push {r4 - r9, fp}
|
||||
add fp, sp, #24
|
||||
sub sp, sp, #STACKSIZE // reserve stack
|
||||
|
||||
sub r4, fp, #128
|
||||
vstm r4, { d8 - d15} // store floating point registers
|
||||
|
||||
mov Y, OLD_Y
|
||||
ldr INC_Y, OLD_INC_Y
|
||||
|
||||
cmp N, #0
|
||||
ble zcopy_kernel_L999
|
||||
|
||||
cmp INC_X, #0
|
||||
beq zcopy_kernel_L999
|
||||
|
||||
cmp INC_Y, #0
|
||||
beq zcopy_kernel_L999
|
||||
|
||||
cmp INC_X, #1
|
||||
bne zcopy_kernel_S_BEGIN
|
||||
|
||||
cmp INC_Y, #1
|
||||
bne zcopy_kernel_S_BEGIN
|
||||
|
||||
zcopy_kernel_F_BEGIN:
|
||||
|
||||
asrs I, N, #2 // I = N / 4
|
||||
ble zcopy_kernel_F1
|
||||
|
||||
zcopy_kernel_F4:
|
||||
|
||||
COPY_F4
|
||||
|
||||
subs I, I, #1
|
||||
bne zcopy_kernel_F4
|
||||
|
||||
zcopy_kernel_F1:
|
||||
|
||||
ands I, N, #3
|
||||
ble zcopy_kernel_L999
|
||||
|
||||
zcopy_kernel_F10:
|
||||
|
||||
COPY_F1
|
||||
|
||||
subs I, I, #1
|
||||
bne zcopy_kernel_F10
|
||||
|
||||
b zcopy_kernel_L999
|
||||
|
||||
zcopy_kernel_S_BEGIN:
|
||||
|
||||
lsl INC_X, INC_X, #4 // INC_X * SIZE * 2
|
||||
lsl INC_Y, INC_Y, #4 // INC_Y * SIZE * 2
|
||||
|
||||
asrs I, N, #2 // I = N / 4
|
||||
ble zcopy_kernel_S1
|
||||
|
||||
zcopy_kernel_S4:
|
||||
|
||||
COPY_S4
|
||||
|
||||
subs I, I, #1
|
||||
bne zcopy_kernel_S4
|
||||
|
||||
zcopy_kernel_S1:
|
||||
|
||||
ands I, N, #3
|
||||
ble zcopy_kernel_L999
|
||||
|
||||
zcopy_kernel_S10:
|
||||
|
||||
COPY_S1
|
||||
|
||||
subs I, I, #1
|
||||
bne zcopy_kernel_S10
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
zcopy_kernel_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
|
||||
|
||||
Loading…
Reference in New Issue