a0128aa489
While debugging/profiling applications using perf or other tools, the kernels appear scattered in the profile reports. This is because the labels within the kernels are not local and each label is shown as a separate function. To avoid this, all the labels within the kernels are changed to local labels.
233 lines
4.6 KiB
ArmAsm
233 lines
4.6 KiB
ArmAsm
/*******************************************************************************
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Copyright (c) 2015, 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
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modification, are permitted provided that the following conditions are
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met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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3. Neither the name of the OpenBLAS project nor the names of
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its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE OPENBLAS PROJECT OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************/
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#define ASSEMBLER
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#include "common.h"
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#define N x0 /* vector length */
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#define X x1 /* X vector address */
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#define INC_X x2 /* X stride */
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#define Y x3 /* Y vector address */
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#define INC_Y x4 /* Y stride */
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#define I x5 /* loop variable */
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/*******************************************************************************
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* Macro definitions
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*******************************************************************************/
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#if !defined(DOUBLE)
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#define TMPF s0
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#define TMPVF {v0.s}[0]
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#define SZ 4
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#else
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#define TMPF d0
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#define TMPVF {v0.d}[0]
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#define SZ 8
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#endif
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/******************************************************************************/
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.macro KERNEL_F1
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#if !defined(COMPLEX)
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ldr TMPF, [X], #SZ
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str TMPF, [Y], #SZ
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#else
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#if !defined(DOUBLE)
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ldr d0, [X], #8
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str d0, [Y], #8
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#else
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ldr q0, [X], #16
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str q0, [Y], #16
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#endif
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#endif
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.endm
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.macro KERNEL_F4
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#if !defined(COMPLEX)
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#if !defined(DOUBLE)
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ldr q0, [X], #16
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str q0, [Y], #16
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#else // DOUBLE
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ldr q0, [X], #16
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str q0, [Y], #16
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ldr q1, [X], #16
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str q1, [Y], #16
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#endif
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#else // COMPLEX
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#if !defined(DOUBLE)
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ldr q0, [X], #16
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str q0, [Y], #16
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ldr q1, [X], #16
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str q1, [Y], #16
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#else // DOUBLE
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ldr q0, [X], #16
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str q0, [Y], #16
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ldr q1, [X], #16
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str q1, [Y], #16
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ldr q2, [X], #16
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str q2, [Y], #16
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ldr q3, [X], #16
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str q3, [Y], #16
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#endif
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#endif
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.endm
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.macro INIT_S
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#if !defined(COMPLEX)
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#if !defined(DOUBLE)
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lsl INC_X, INC_X, #2
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lsl INC_Y, INC_Y, #2
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#else
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lsl INC_X, INC_X, #3
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lsl INC_Y, INC_Y, #3
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#endif
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#else
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#if !defined(DOUBLE)
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lsl INC_X, INC_X, #3
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lsl INC_Y, INC_Y, #3
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#else
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lsl INC_X, INC_X, #4
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lsl INC_Y, INC_Y, #4
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#endif
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#endif
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.endm
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.macro KERNEL_S1
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#if !defined(COMPLEX)
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#if !defined(DOUBLE)
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ldr w10, [X]
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add X, X, INC_X
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str w10, [Y]
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add Y, Y, INC_Y
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#else
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ldr x10, [X]
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add X, X, INC_X
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str x10, [Y]
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add Y, Y, INC_Y
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#endif
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#else
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#if !defined(DOUBLE)
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ld1 {v0.2s}, [X]
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add X, X, INC_X
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st1 {v0.2s}, [Y]
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add Y, Y, INC_Y
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#else
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ld1 {v0.2d}, [X]
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add X, X, INC_X
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st1 {v0.2d}, [Y]
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add Y, Y, INC_Y
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#endif
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#endif
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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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cmp N, xzr
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ble .Lcopy_kernel_L999
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cmp INC_X, #1
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bne .Lcopy_kernel_S_BEGIN
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cmp INC_Y, #1
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bne .Lcopy_kernel_S_BEGIN
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.Lcopy_kernel_F_BEGIN:
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asr I, N, #2
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cmp I, xzr
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beq .Lcopy_kernel_F1
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.Lcopy_kernel_F4:
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KERNEL_F4
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subs I, I, #1
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bne .Lcopy_kernel_F4
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.Lcopy_kernel_F1:
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ands I, N, #3
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ble .Lcopy_kernel_L999
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.Lcopy_kernel_F10:
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KERNEL_F1
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subs I, I, #1
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bne .Lcopy_kernel_F10
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mov w0, wzr
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ret
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.Lcopy_kernel_S_BEGIN:
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INIT_S
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asr I, N, #2
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cmp I, xzr
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ble .Lcopy_kernel_S1
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.Lcopy_kernel_S4:
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KERNEL_S1
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KERNEL_S1
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KERNEL_S1
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KERNEL_S1
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subs I, I, #1
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bne .Lcopy_kernel_S4
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.Lcopy_kernel_S1:
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ands I, N, #3
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ble .Lcopy_kernel_L999
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.Lcopy_kernel_S10:
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KERNEL_S1
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subs I, I, #1
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bne .Lcopy_kernel_S10
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.Lcopy_kernel_L999:
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mov w0, wzr
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ret
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EPILOGUE
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