ZASUMKERNEL = zasum.c
#
SAXPYKERNEL = saxpy.c
-DAXPYKERNEL = daxpy.c
+DAXPYKERNEL = daxpy_power10.c
ifneq ($(GCCVERSIONGTEQ9),1)
CAXPYKERNEL = caxpy_power9.S
else
CAXPYKERNEL = caxpy.c
endif
-ZAXPYKERNEL = zaxpy.c
+ZAXPYKERNEL = zaxpy_power10.c
#
SCOPYKERNEL = scopy.c
DCOPYKERNEL = dcopy.c
--- /dev/null
+/***************************************************************************
+Copyright (c) 2020, 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 HAVE_KERNEL_8 1
+
+static void daxpy_kernel_8 (long n, double *x, double *y, double alpha)
+{
+ __vector double t0;
+
+ __asm__
+ (
+ XXSPLTD_S(%x4,%x6,0)
+
+ "dcbt 0, %2 \n\t"
+ "dcbt 0, %3 \n\t"
+
+ "lxvp 32, 0(%2) \n\t"
+ "lxvp 34, 32(%2) \n\t"
+ "lxvp 40, 64(%2) \n\t"
+ "lxvp 42, 96(%2) \n\t"
+
+ "lxvp 36, 0(%3) \n\t"
+ "lxvp 38, 32(%3) \n\t"
+ "lxvp 44, 64(%3) \n\t"
+ "lxvp 46, 96(%3) \n\t"
+
+ "addi %2, %2, 128 \n\t"
+
+ "addic. %1, %1, -16 \n\t"
+ "ble two%= \n\t"
+
+ ".align 5 \n"
+ "one%=: \n\t"
+
+ "xvmaddadp 36, 32, %x4 \n\t"
+ "xvmaddadp 37, 33, %x4 \n\t"
+
+ "lxvp 32, 0(%2) \n\t"
+ "stxvp 36, 0(%3) \n\t"
+
+ "xvmaddadp 38, 34, %x4 \n\t"
+ "xvmaddadp 39, 35, %x4 \n\t"
+
+ "lxvp 34, 32(%2) \n\t"
+ "stxvp 38, 32(%3) \n\t"
+
+
+ "lxvp 36, 128(%3) \n\t"
+ "lxvp 38, 160(%3) \n\t"
+
+ "xvmaddadp 44, 40, %x4 \n\t"
+ "xvmaddadp 45, 41, %x4 \n\t"
+
+ "lxvp 40, 64(%2) \n\t"
+ "stxvp 44, 64(%3) \n\t"
+
+ "xvmaddadp 46, 42, %x4 \n\t"
+ "xvmaddadp 47, 43, %x4 \n\t"
+
+ "lxvp 42, 96(%2) \n\t"
+ "stxvp 46, 96(%3) \n\t"
+
+ "addi %2, %2, 128 \n\t"
+ "addi %3, %3, 128 \n\t"
+
+ "lxvp 44, 64(%3) \n\t"
+ "lxvp 46, 96(%3) \n\t"
+
+ "addic. %1, %1, -16 \n\t"
+ "bgt one%= \n"
+
+ "two%=: \n\t"
+
+ "xvmaddadp 36, 32, %x4 \n\t"
+ "xvmaddadp 37, 33, %x4 \n\t"
+ "xvmaddadp 38, 34, %x4 \n\t"
+ "xvmaddadp 39, 35, %x4 \n\t"
+
+ "xvmaddadp 44, 40, %x4 \n\t"
+ "xvmaddadp 45, 41, %x4 \n\t"
+ "xvmaddadp 46, 42, %x4 \n\t"
+ "xvmaddadp 47, 43, %x4 \n\t"
+
+ "stxvp 36, 0(%3) \n\t"
+ "stxvp 38, 32(%3) \n\t"
+ "stxvp 44, 64(%3) \n\t"
+ "stxvp 46, 96(%3) \n\t"
+
+ "#n=%1 x=%5=%2 y=%0=%3 alpha=%6 t0=%x4\n"
+ :
+ "+m" (*y),
+ "+r" (n), // 1
+ "+b" (x), // 2
+ "+b" (y), // 3
+ "=wa" (t0) // 4
+ :
+ "m" (*x),
+ "d" (alpha) // 6
+ :
+ "cr0",
+ "vs32","vs33","vs34","vs35","vs36","vs37", "vs38", "vs39",
+ "vs40","vs41","vs42","vs43","vs44","vs45","vs46","vs47"
+ );
+
+}
+
+
--- /dev/null
+/***************************************************************************
+Copyright (c) 2020, 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.
+*****************************************************************************/
+
+#include "common.h"
+
+#if defined(__VEC__) || defined(__ALTIVEC__)
+#include "daxpy_microk_power10.c"
+#endif
+
+
+#ifndef HAVE_KERNEL_8
+
+static void daxpy_kernel_8(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT alpha)
+{
+ BLASLONG register i = 0;
+
+ while(i < n)
+ {
+ y[i] += alpha * x[i];
+ y[i+1] += alpha * x[i+1];
+ y[i+2] += alpha * x[i+2];
+ y[i+3] += alpha * x[i+3];
+ y[i+4] += alpha * x[i+4];
+ y[i+5] += alpha * x[i+5];
+ y[i+6] += alpha * x[i+6];
+ y[i+7] += alpha * x[i+7];
+ i+=8 ;
+
+ }
+
+}
+
+#endif
+
+int CNAME(BLASLONG n, BLASLONG dummy0, BLASLONG dummy1, FLOAT da, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y, FLOAT *dummy, BLASLONG dummy2)
+{
+ BLASLONG i=0;
+ BLASLONG ix=0,iy=0;
+
+ if ( n <= 0 ) return(0);
+
+ if ( (inc_x == 1) && (inc_y == 1) )
+ {
+
+ BLASLONG n1 = n & -16;
+
+ if ( n1 )
+ daxpy_kernel_8(n1, x, y, da);
+
+ i = n1;
+ while(i < n)
+ {
+
+ y[i] += da * x[i] ;
+ i++ ;
+
+ }
+ return(0);
+
+
+ }
+
+ BLASLONG n1 = n & -4;
+
+ while(i < n1)
+ {
+
+ FLOAT m1 = da * x[ix] ;
+ FLOAT m2 = da * x[ix+inc_x] ;
+ FLOAT m3 = da * x[ix+2*inc_x] ;
+ FLOAT m4 = da * x[ix+3*inc_x] ;
+
+ y[iy] += m1 ;
+ y[iy+inc_y] += m2 ;
+ y[iy+2*inc_y] += m3 ;
+ y[iy+3*inc_y] += m4 ;
+
+ ix += inc_x*4 ;
+ iy += inc_y*4 ;
+ i+=4 ;
+
+ }
+
+ while(i < n)
+ {
+
+ y[iy] += da * x[ix] ;
+ ix += inc_x ;
+ iy += inc_y ;
+ i++ ;
+
+ }
+ return(0);
+
+}
+
+
--- /dev/null
+/***************************************************************************
+Copyright (c) 2020, 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 HAVE_KERNEL_4 1
+static void zaxpy_kernel_4 (long n, double *x, double *y,
+ double alpha_r, double alpha_i)
+{
+#if !defined(CONJ)
+ static const double mvec[2] = { 1.0, -1.0 };
+#else
+ static const double mvec[2] = { -1.0, 1.0 };
+#endif
+ const double *mvecp = mvec;
+
+ __vector double t0;
+ __vector double t1;
+ __vector double t2;
+ __vector double t3;
+ __vector double t4;
+ __vector double t5;
+ __vector double t6;
+ __vector double t7;
+ long ytmp;
+
+ __asm__
+ (
+ XXSPLTD_S(32,%x15,0) // alpha_r
+ XXSPLTD_S(33,%x16,0) // alpha_i
+ "lxvd2x 36, 0, %17 \n\t" // mvec
+
+#if !defined(CONJ)
+ "xvmuldp 33, 33, 36 \n\t" // alpha_i * mvec
+#else
+ "xvmuldp 32, 32, 36 \n\t" // alpha_r * mvec
+#endif
+
+ "mr %12, %3 \n\t"
+ "dcbt 0, %2 \n\t"
+ "dcbt 0, %3 \n\t"
+
+
+ "lxvp 40, 0(%2) \n\t" // x0
+ "lxvp 42, 32(%2) \n\t" // x2
+ "lxvp 48, 0(%3) \n\t" // y0
+ "lxvp 50, 32(%3) \n\t" // y2
+
+ XXSWAPD_S(%x4,40) // exchange real and imag part
+ XXSWAPD_S(%x5,41) // exchange real and imag part
+ XXSWAPD_S(%x6,42) // exchange real and imag part
+ XXSWAPD_S(%x7,43) // exchange real and imag part
+
+ "lxvp 44, 64(%2) \n\t" // x4
+ "lxvp 46, 96(%2) \n\t" // x6
+ "lxvp 34, 64(%3) \n\t" // y4
+ "lxvp 38, 96(%3) \n\t" // y6
+
+ XXSWAPD_S(%x8,44) // exchange real and imag part
+ XXSWAPD_S(%x9,45) // exchange real and imag part
+ XXSWAPD_S(%x10,46) // exchange real and imag part
+ XXSWAPD_S(%x11,47) // exchange real and imag part
+
+ "addi %2, %2, 128 \n\t"
+ "addi %3, %3, 128 \n\t"
+
+ "addic. %1, %1, -8 \n\t"
+ "ble two%= \n\t"
+
+ ".align 5 \n"
+ "one%=: \n\t"
+
+ "xvmaddadp 48, 40, 32 \n\t" // alpha_r * x0_r , alpha_r * x0_i
+ "xvmaddadp 49, 41, 32 \n\t"
+ "lxvp 40, 0(%2) \n\t" // x0
+ "xvmaddadp 50, 42, 32 \n\t"
+ "xvmaddadp 51, 43, 32 \n\t"
+ "lxvp 42, 32(%2) \n\t" // x2
+
+ "xvmaddadp 34, 44, 32 \n\t"
+ "xvmaddadp 35, 45, 32 \n\t"
+ "lxvp 44, 64(%2) \n\t" // x4
+ "xvmaddadp 38, 46, 32 \n\t"
+ "xvmaddadp 39, 47, 32 \n\t"
+ "lxvp 46, 96(%2) \n\t" // x6
+
+ "xvmaddadp 48, %x4, 33 \n\t" // alpha_i * x0_i , alpha_i * x0_r
+ "addi %2, %2, 128 \n\t"
+ "xvmaddadp 49, %x5, 33 \n\t"
+ "xvmaddadp 50, %x6, 33 \n\t"
+ "xvmaddadp 51, %x7, 33 \n\t"
+
+ "xvmaddadp 34, %x8, 33 \n\t"
+ "xvmaddadp 35, %x9, 33 \n\t"
+ "xvmaddadp 38, %x10, 33 \n\t"
+ "xvmaddadp 39, %x11, 33 \n\t"
+
+ "stxvp 48, 0(%12) \n\t"
+ "stxvp 50, 32(%12) \n\t"
+ "stxvp 34, 64(%12) \n\t"
+ "stxvp 38, 96(%12) \n\t"
+
+ "addi %12, %12, 128 \n\t"
+
+ XXSWAPD_S(%x4,40) // exchange real and imag part
+ XXSWAPD_S(%x5,41) // exchange real and imag part
+ "lxvp 48, 0(%3) \n\t" // y0
+ XXSWAPD_S(%x6,42) // exchange real and imag part
+ XXSWAPD_S(%x7,43) // exchange real and imag part
+ "lxvp 50, 32(%3) \n\t" // y2
+
+ XXSWAPD_S(%x8,44) // exchange real and imag part
+ XXSWAPD_S(%x9,45) // exchange real and imag part
+ "lxvp 34, 64(%3) \n\t" // y4
+ XXSWAPD_S(%x10,46) // exchange real and imag part
+ XXSWAPD_S(%x11,47) // exchange real and imag part
+ "lxvp 38, 96(%3) \n\t" // y6
+
+ "addi %3, %3, 128 \n\t"
+
+ "addic. %1, %1, -8 \n\t"
+ "bgt one%= \n"
+
+ "two%=: \n\t"
+ "xvmaddadp 48, 40, 32 \n\t" // alpha_r * x0_r , alpha_r * x0_i
+ "xvmaddadp 49, 41, 32 \n\t"
+ "xvmaddadp 50, 42, 32 \n\t"
+ "xvmaddadp 51, 43, 32 \n\t"
+
+ "xvmaddadp 34, 44, 32 \n\t"
+ "xvmaddadp 35, 45, 32 \n\t"
+ "xvmaddadp 38, 46, 32 \n\t"
+ "xvmaddadp 39, 47, 32 \n\t"
+
+ "xvmaddadp 48, %x4, 33 \n\t" // alpha_i * x0_i , alpha_i * x0_r
+ "xvmaddadp 49, %x5, 33 \n\t"
+ "xvmaddadp 50, %x6, 33 \n\t"
+ "xvmaddadp 51, %x7, 33 \n\t"
+
+ "xvmaddadp 34, %x8, 33 \n\t"
+ "xvmaddadp 35, %x9, 33 \n\t"
+ "xvmaddadp 38, %x10, 33 \n\t"
+ "xvmaddadp 39, %x11, 33 \n\t"
+
+ "stxvp 48, 0(%12) \n\t"
+ "stxvp 50, 32(%12) \n\t"
+ "stxvp 34, 64(%12) \n\t"
+ "stxvp 38, 96(%12) \n\t"
+
+ "#n=%1 x=%13=%2 y=%0=%3 alpha=(%15,%16) mvecp=%14=%17 ytmp=%12\n"
+ "#t0=%x4 t1=%x5 t2=%x6 t3=%x7 t4=%x8 t5=%x9 t6=%x10 t7=%x11"
+ :
+ "+m" (*y),
+ "+r" (n), // 1
+ "+b" (x), // 2
+ "+b" (y), // 3
+ "=wa" (t0), // 4
+ "=wa" (t1), // 5
+ "=wa" (t2), // 6
+ "=wa" (t3), // 7
+ "=wa" (t4), // 8
+ "=wa" (t5), // 9
+ "=wa" (t6), // 10
+ "=wa" (t7), // 11
+ "=b" (ytmp) // 12
+ :
+ "m" (*x),
+ "m" (*mvecp),
+ "d" (alpha_r), // 15
+ "d" (alpha_i), // 16
+ "12" (mvecp) // 17
+ :
+ "cr0",
+ "vs32","vs33","vs34","vs35","vs36","vs37","vs38","vs39",
+ "vs40","vs41","vs42","vs43","vs44","vs45","vs46","vs47",
+ "vs48","vs49","vs50","vs51"
+ );
+}
--- /dev/null
+/***************************************************************************
+Copyright (c) 2020, 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.
+*****************************************************************************/
+
+#include "common.h"
+
+
+#if defined(__VEC__) || defined(__ALTIVEC__)
+#include "zaxpy_microk_power10.c"
+#endif
+
+
+#ifndef HAVE_KERNEL_4
+
+static void zaxpy_kernel_4(BLASLONG n, FLOAT *x, FLOAT *y, FLOAT da_r,FLOAT da_i)
+{
+ BLASLONG register i = 0;
+ BLASLONG register ix = 0;
+
+
+
+ while(i < n)
+ {
+#if !defined(CONJ)
+ y[ix] += ( da_r * x[ix] - da_i * x[ix+1] ) ;
+ y[ix+1] += ( da_r * x[ix+1] + da_i * x[ix] ) ;
+ y[ix+2] += ( da_r * x[ix+2] - da_i * x[ix+3] ) ;
+ y[ix+3] += ( da_r * x[ix+3] + da_i * x[ix+2] ) ;
+#else
+ y[ix] += ( da_r * x[ix] + da_i * x[ix+1] ) ;
+ y[ix+1] -= ( da_r * x[ix+1] - da_i * x[ix] ) ;
+ y[ix+2] += ( da_r * x[ix+2] + da_i * x[ix+3] ) ;
+ y[ix+3] -= ( da_r * x[ix+3] - da_i * x[ix+2] ) ;
+#endif
+
+ ix+=4 ;
+ i+=2 ;
+
+ }
+
+}
+
+#endif
+
+int CNAME(BLASLONG n, BLASLONG dummy0, BLASLONG dummy1, FLOAT da_r, FLOAT da_i, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y, FLOAT *dummy, BLASLONG dummy2)
+{
+ BLASLONG i=0;
+ BLASLONG ix=0,iy=0;
+
+ if ( n <= 0 ) return(0);
+
+ if ( (inc_x == 1) && (inc_y == 1) )
+ {
+
+ BLASLONG n1 = n & -16;
+
+ if ( n1 )
+ {
+ zaxpy_kernel_4 (n1, x, y, da_r, da_i);
+ ix = 2 * n1;
+ }
+ i = n1;
+ while(i < n)
+ {
+#if !defined(CONJ)
+ y[ix] += ( da_r * x[ix] - da_i * x[ix+1] ) ;
+ y[ix+1] += ( da_r * x[ix+1] + da_i * x[ix] ) ;
+#else
+ y[ix] += ( da_r * x[ix] + da_i * x[ix+1] ) ;
+ y[ix+1] -= ( da_r * x[ix+1] - da_i * x[ix] ) ;
+#endif
+ i++ ;
+ ix += 2;
+
+ }
+ return(0);
+
+
+ }
+
+ inc_x *=2;
+ inc_y *=2;
+
+ while(i < n)
+ {
+
+#if !defined(CONJ)
+ y[iy] += ( da_r * x[ix] - da_i * x[ix+1] ) ;
+ y[iy+1] += ( da_r * x[ix+1] + da_i * x[ix] ) ;
+#else
+ y[iy] += ( da_r * x[ix] + da_i * x[ix+1] ) ;
+ y[iy+1] -= ( da_r * x[ix+1] - da_i * x[ix] ) ;
+#endif
+ ix += inc_x ;
+ iy += inc_y ;
+ i++ ;
+
+ }
+ return(0);
+
+}
+
+