--- /dev/null
+/*******************************************************************************
+Copyright (c) 2019, 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.
+*******************************************************************************/
+
+#define ASSEMBLER
+#include "common.h"
+
+#define N x0 /* vector length */
+#define X x1 /* X vector address */
+#define INC_X x2 /* X stride */
+#define I x5 /* loop variable */
+
+/*******************************************************************************
+* Macro definitions
+*******************************************************************************/
+
+#define REG0 wzr
+#define SUMF s0
+#define TMPF s1
+#define TMPVF {v1.s}[0]
+#define SZ 4
+
+/******************************************************************************/
+
+.macro KERNEL_F1
+ ld1 {v1.2s}, [X], #8
+ ext v2.8b, v1.8b, v1.8b, #4
+ fadd TMPF, TMPF, s2
+ fadd SUMF, SUMF, TMPF
+.endm
+
+.macro KERNEL_F8
+ ld1 {v1.4s, v2.4s, v3.4s, v4.4s}, [X]
+ add X, X, #64
+
+ PRFM PLDL1KEEP, [X, #1024]
+
+ fadd v1.4s, v1.4s, v2.4s
+ fadd v3.4s, v3.4s, v4.4s
+ fadd v0.4s, v0.4s, v1.4s
+ fadd v0.4s, v0.4s, v3.4s
+.endm
+
+.macro KERNEL_F8_FINALIZE
+ ext v1.16b, v0.16b, v0.16b, #8
+ fadd v0.2s, v0.2s, v1.2s
+ faddp SUMF, v0.2s
+.endm
+
+.macro INIT_S
+ lsl INC_X, INC_X, #3
+.endm
+
+.macro KERNEL_S1
+ ld1 {v1.2s}, [X], INC_X
+ ext v2.8b, v1.8b, v1.8b, #4
+ fadd TMPF, TMPF, s2
+ fadd SUMF, SUMF, TMPF
+
+.endm
+
+/*******************************************************************************
+* End of macro definitions
+*******************************************************************************/
+
+ PROLOGUE
+
+ fmov SUMF, REG0
+ fmov s1, SUMF
+
+ cmp N, xzr
+ ble .Lcsum_kernel_L999
+ cmp INC_X, xzr
+ ble .Lcsum_kernel_L999
+
+ cmp INC_X, #1
+ bne .Lcsum_kernel_S_BEGIN
+
+.Lcsum_kernel_F_BEGIN:
+
+ asr I, N, #3
+ cmp I, xzr
+ beq .Lcsum_kernel_F1
+
+.Lcsum_kernel_F8:
+
+ KERNEL_F8
+
+ subs I, I, #1
+ bne .Lcsum_kernel_F8
+
+ KERNEL_F8_FINALIZE
+
+.Lcsum_kernel_F1:
+
+ ands I, N, #7
+ ble .Lcsum_kernel_L999
+
+.Lcsum_kernel_F10:
+
+ KERNEL_F1
+
+ subs I, I, #1
+ bne .Lcsum_kernel_F10
+
+.Lcsum_kernel_L999:
+ ret
+
+.Lcsum_kernel_S_BEGIN:
+
+ INIT_S
+
+ asr I, N, #2
+ cmp I, xzr
+ ble .Lcsum_kernel_S1
+
+.Lcsum_kernel_S4:
+
+ KERNEL_S1
+ KERNEL_S1
+ KERNEL_S1
+ KERNEL_S1
+
+ subs I, I, #1
+ bne .Lcsum_kernel_S4
+
+.Lcsum_kernel_S1:
+
+ ands I, N, #3
+ ble .Lcsum_kernel_L999
+
+.Lcsum_kernel_S10:
+
+ KERNEL_S1
+
+ subs I, I, #1
+ bne .Lcsum_kernel_S10
+
+ ret
+
+ EPILOGUE
--- /dev/null
+/*******************************************************************************
+Copyright (c) 2019, 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.
+*******************************************************************************/
+
+#define ASSEMBLER
+#include "common.h"
+
+#define N x0 /* vector length */
+#define X x1 /* X vector address */
+#define INC_X x2 /* X stride */
+#define I x5 /* loop variable */
+
+/*******************************************************************************
+* Macro definitions
+*******************************************************************************/
+
+#if !defined(DOUBLE)
+#define REG0 wzr
+#define SUMF s0
+#define TMPF s1
+#define TMPVF {v1.s}[0]
+#define SZ 4
+#else
+#define REG0 xzr
+#define SUMF d0
+#define TMPF d1
+#define TMPVF {v1.d}[0]
+#define SZ 8
+#endif
+
+/******************************************************************************/
+
+.macro KERNEL_F1
+ ldr TMPF, [X], #SZ
+ fadd SUMF, SUMF, TMPF
+.endm
+
+.macro KERNEL_F8
+#if !defined(DOUBLE)
+ ld1 {v1.4s, v2.4s}, [X], #32 // Load [X3, X2, X1, X0]
+ fadd v1.4s, v1.4s, v2.4s // [X3+X1, X2+X0]
+ fadd v0.4s, v0.4s, v1.4s // [X3+X1, X2+X0]
+ PRFM PLDL1KEEP, [X, #1024]
+#else // DOUBLE
+ ld1 {v2.2d, v3.2d, v4.2d, v5.2d}, [X]
+ add X, X, #64
+
+ PRFM PLDL1KEEP, [X, #1024]
+
+ fadd v2.2d, v2.2d, v3.2d
+ fadd v4.2d, v4.2d, v5.2d
+ fadd v0.2d, v0.2d, v2.2d
+ fadd v0.2d, v0.2d, v4.2d
+#endif
+.endm
+
+.macro KERNEL_F8_FINALIZE
+#if !defined(DOUBLE)
+ ext v1.16b, v0.16b, v0.16b, #8
+ fadd v0.2s, v0.2s, v1.2s
+ faddp SUMF, v0.2s
+#else
+ faddp SUMF, v0.2d
+#endif
+.endm
+
+.macro INIT_S
+#if !defined(DOUBLE)
+ lsl INC_X, INC_X, #2
+#else
+ lsl INC_X, INC_X, #3
+#endif
+.endm
+
+.macro KERNEL_S1
+ ld1 TMPVF, [X], INC_X
+ fadd SUMF, SUMF, TMPF
+.endm
+
+/*******************************************************************************
+* End of macro definitions
+*******************************************************************************/
+
+ PROLOGUE
+
+ fmov SUMF, REG0
+#if !defined(DOUBLE)
+ fmov s1, SUMF
+#else
+ fmov d1, SUMF
+#endif
+
+ cmp N, xzr
+ ble .Lsum_kernel_L999
+ cmp INC_X, xzr
+ ble .Lsum_kernel_L999
+
+ cmp INC_X, #1
+ bne .Lsum_kernel_S_BEGIN
+
+.Lsum_kernel_F_BEGIN:
+
+ asr I, N, #3
+ cmp I, xzr
+ beq .Lsum_kernel_F1
+
+.Lsum_kernel_F8:
+
+ KERNEL_F8
+
+ subs I, I, #1
+ bne .Lsum_kernel_F8
+
+ KERNEL_F8_FINALIZE
+
+.Lsum_kernel_F1:
+
+ ands I, N, #7
+ ble .Lsum_kernel_L999
+
+.Lsum_kernel_F10:
+
+ KERNEL_F1
+
+ subs I, I, #1
+ bne .Lsum_kernel_F10
+
+.Lsum_kernel_L999:
+ ret
+
+.Lsum_kernel_S_BEGIN:
+
+ INIT_S
+
+ asr I, N, #2
+ cmp I, xzr
+ ble .Lsum_kernel_S1
+
+.Lsum_kernel_S4:
+
+ KERNEL_S1
+ KERNEL_S1
+ KERNEL_S1
+ KERNEL_S1
+
+ subs I, I, #1
+ bne .Lsum_kernel_S4
+
+.Lsum_kernel_S1:
+
+ ands I, N, #3
+ ble .Lsum_kernel_L999
+
+.Lsum_kernel_S10:
+
+ KERNEL_S1
+
+ subs I, I, #1
+ bne .Lsum_kernel_S10
+
+ ret
+
+ EPILOGUE
--- /dev/null
+/*******************************************************************************
+Copyright (c) 2015, 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.
+*******************************************************************************/
+
+#define ASSEMBLER
+#include "common.h"
+
+#define N x0 /* vector length */
+#define X x1 /* X vector address */
+#define INC_X x2 /* X stride */
+#define I x5 /* loop variable */
+
+/*******************************************************************************
+* Macro definitions
+*******************************************************************************/
+
+#define REG0 xzr
+#define SUMF d0
+#define TMPF d1
+#define TMPVF {v1.d}[0]
+#define SZ 8
+
+/******************************************************************************/
+
+.macro KERNEL_F1
+ ld1 {v1.2d}, [X], #16
+ faddp TMPF, v1.2d
+ fadd SUMF, SUMF, TMPF
+.endm
+
+.macro KERNEL_F4
+ ld1 {v1.2d, v2.2d, v3.2d, v4.2d}, [X], #64
+
+ fadd v1.2d, v1.2d, v2.2d
+ fadd v3.2d, v3.2d, v4.2d
+
+ fadd v0.2d, v0.2d, v1.2d
+ fadd v0.2d, v0.2d, v3.2d
+
+ PRFM PLDL1KEEP, [X, #1024]
+.endm
+
+.macro KERNEL_F4_FINALIZE
+ faddp SUMF, v0.2d
+.endm
+
+.macro INIT_S
+ lsl INC_X, INC_X, #4
+.endm
+
+.macro KERNEL_S1
+ ld1 {v1.2d}, [X], INC_X
+ faddp TMPF, v1.2d
+ fadd SUMF, SUMF, TMPF
+.endm
+
+/*******************************************************************************
+* End of macro definitions
+*******************************************************************************/
+
+ PROLOGUE
+
+ fmov SUMF, REG0
+
+ cmp N, xzr
+ ble .Lzsum_kernel_L999
+ cmp INC_X, xzr
+ ble .Lzsum_kernel_L999
+
+ cmp INC_X, #1
+ bne .Lzsum_kernel_S_BEGIN
+
+.Lzsum_kernel_F_BEGIN:
+
+ asr I, N, #2
+ cmp I, xzr
+ beq .Lzsum_kernel_F1
+
+.Lzsum_kernel_F4:
+
+ KERNEL_F4
+
+ subs I, I, #1
+ bne .Lzsum_kernel_F4
+
+ KERNEL_F4_FINALIZE
+
+.Lzsum_kernel_F1:
+
+ ands I, N, #3
+ ble .Lzsum_kernel_L999
+
+.Lzsum_kernel_F10:
+
+ KERNEL_F1
+
+ subs I, I, #1
+ bne .Lzsum_kernel_F10
+
+.Lzsum_kernel_L999:
+ ret
+
+.Lzsum_kernel_S_BEGIN:
+
+ INIT_S
+
+ asr I, N, #2
+ cmp I, xzr
+ ble .Lzsum_kernel_S1
+
+.Lzsum_kernel_S4:
+
+ KERNEL_S1
+ KERNEL_S1
+ KERNEL_S1
+ KERNEL_S1
+
+ subs I, I, #1
+ bne .Lzsum_kernel_S4
+
+.Lzsum_kernel_S1:
+
+ ands I, N, #3
+ ble .Lzsum_kernel_L999
+
+.Lzsum_kernel_S10:
+
+ KERNEL_S1
+
+ subs I, I, #1
+ bne .Lzsum_kernel_S10
+
+ ret
+
+ EPILOGUE