665 lines
21 KiB
C
665 lines
21 KiB
C
/***************************************************************************
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Copyright (c) 2019, 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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#include "common.h"
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#define NBMAX 1024
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static void zgemv_kernel_4x4(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) {
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register FLOAT *ap0 = ap[0];
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register FLOAT *ap1 = ap[1];
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register FLOAT *ap2 = ap[2];
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register FLOAT *ap3 = ap[3];
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__asm__("vl %%v16,0(%[x])\n\t"
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"vl %%v17,16(%[x])\n\t"
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"vl %%v18,32(%[x])\n\t"
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"vl %%v19,48(%[x])\n\t"
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#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
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"vleg %%v20,8(%[x]),0\n\t"
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"wflcdb %%v20,%%v20\n\t"
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"vleg %%v20,0(%[x]),1\n\t"
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"vleg %%v21,24(%[x]),0\n\t"
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"wflcdb %%v21,%%v21\n\t"
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"vleg %%v21,16(%[x]),1\n\t"
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"vleg %%v22,40(%[x]),0\n\t"
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"wflcdb %%v22,%%v22\n\t"
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"vleg %%v22,32(%[x]),1\n\t"
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"vleg %%v23,56(%[x]),0\n\t"
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"wflcdb %%v23,%%v23\n\t"
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"vleg %%v23,48(%[x]),1\n\t"
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#else
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"vleg %%v20,0(%[x]),1\n\t"
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"vflcdb %%v20,%%v20\n\t"
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"vleg %%v20,8(%[x]),0\n\t"
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"vleg %%v21,16(%[x]),1\n\t"
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"vflcdb %%v21,%%v21\n\t"
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"vleg %%v21,24(%[x]),0\n\t"
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"vleg %%v22,32(%[x]),1\n\t"
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"vflcdb %%v22,%%v22\n\t"
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"vleg %%v22,40(%[x]),0\n\t"
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"vleg %%v23,48(%[x]),1\n\t"
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"vflcdb %%v23,%%v23\n\t"
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"vleg %%v23,56(%[x]),0\n\t"
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#endif
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"xgr %%r1,%%r1\n\t"
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"srlg %[n],%[n],1\n\t"
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"0:\n\t"
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"pfd 1,1024(%%r1,%[ap0])\n\t"
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"pfd 1,1024(%%r1,%[ap1])\n\t"
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"pfd 1,1024(%%r1,%[ap2])\n\t"
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"pfd 1,1024(%%r1,%[ap3])\n\t"
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"pfd 2,1024(%%r1,%[y])\n\t"
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"vl %%v0,0(%%r1,%[y])\n\t"
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"vl %%v1,16(%%r1,%[y])\n\t"
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"vlrepg %%v24,0(%%r1,%[ap0])\n\t"
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"vlrepg %%v25,8(%%r1,%[ap0])\n\t"
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"vlrepg %%v26,0(%%r1,%[ap1])\n\t"
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"vlrepg %%v27,8(%%r1,%[ap1])\n\t"
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"vlrepg %%v28,16(%%r1,%[ap0])\n\t"
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"vlrepg %%v29,24(%%r1,%[ap0])\n\t"
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"vlrepg %%v30,16(%%r1,%[ap1])\n\t"
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"vlrepg %%v31,24(%%r1,%[ap1])\n\t"
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"vfmadb %%v0,%%v24,%%v16,%%v0\n\t"
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"vfmadb %%v1,%%v28,%%v16,%%v1\n\t"
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"vfmadb %%v0,%%v25,%%v20,%%v0\n\t"
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"vfmadb %%v1,%%v29,%%v20,%%v1\n\t"
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"vfmadb %%v0,%%v26,%%v17,%%v0\n\t"
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"vfmadb %%v1,%%v30,%%v17,%%v1\n\t"
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"vfmadb %%v0,%%v27,%%v21,%%v0\n\t"
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"vfmadb %%v1,%%v31,%%v21,%%v1\n\t"
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"vlrepg %%v24,0(%%r1,%[ap2])\n\t"
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"vlrepg %%v25,8(%%r1,%[ap2])\n\t"
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"vlrepg %%v26,0(%%r1,%[ap3])\n\t"
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"vlrepg %%v27,8(%%r1,%[ap3])\n\t"
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"vlrepg %%v28,16(%%r1,%[ap2])\n\t"
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"vlrepg %%v29,24(%%r1,%[ap2])\n\t"
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"vlrepg %%v30,16(%%r1,%[ap3])\n\t"
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"vlrepg %%v31,24(%%r1,%[ap3])\n\t"
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"vfmadb %%v0,%%v24,%%v18,%%v0\n\t"
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"vfmadb %%v1,%%v28,%%v18,%%v1\n\t"
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"vfmadb %%v0,%%v25,%%v22,%%v0\n\t"
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"vfmadb %%v1,%%v29,%%v22,%%v1\n\t"
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"vfmadb %%v0,%%v26,%%v19,%%v0\n\t"
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"vfmadb %%v1,%%v30,%%v19,%%v1\n\t"
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"vfmadb %%v0,%%v27,%%v23,%%v0\n\t"
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"vfmadb %%v1,%%v31,%%v23,%%v1\n\t"
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"vst %%v0,0(%%r1,%[y])\n\t"
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"vst %%v1,16(%%r1,%[y])\n\t"
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"agfi %%r1,32\n\t"
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"brctg %[n],0b"
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: "+m"(*(FLOAT (*)[n * 2]) y),[n] "+&r"(n)
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: [y] "a"(y), "m"(*(const FLOAT (*)[n * 2]) ap0),[ap0] "a"(ap0),
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"m"(*(const FLOAT (*)[n * 2]) ap1),[ap1] "a"(ap1),
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"m"(*(const FLOAT (*)[n * 2]) ap2),[ap2] "a"(ap2),
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"m"(*(const FLOAT (*)[n * 2]) ap3),[ap3] "a"(ap3),
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"m"(*(const FLOAT (*)[8]) x),[x] "a"(x)
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: "cc", "r1", "v0", "v1", "v16", "v17", "v18", "v19", "v20", "v21",
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"v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30",
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"v31");
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}
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static void zgemv_kernel_4x2(BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y) {
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register FLOAT *ap0 = ap[0];
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register FLOAT *ap1 = ap[1];
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__asm__("vl %%v16,0(%[x])\n\t"
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"vl %%v17,16(%[x])\n\t"
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#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
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"vleg %%v18,8(%[x]),0\n\t"
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"wflcdb %%v18,%%v18\n\t"
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"vleg %%v18,0(%[x]),1\n\t"
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"vleg %%v19,24(%[x]),0\n\t"
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"wflcdb %%v19,%%v19\n\t"
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"vleg %%v19,16(%[x]),1\n\t"
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#else
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"vleg %%v18,0(%[x]),1\n\t"
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"vflcdb %%v18,%%v18\n\t"
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"vleg %%v18,8(%[x]),0\n\t"
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"vleg %%v19,16(%[x]),1\n\t"
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"vflcdb %%v19,%%v19\n\t"
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"vleg %%v19,24(%[x]),0\n\t"
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#endif
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"xgr %%r1,%%r1\n\t"
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"srlg %[n],%[n],1\n\t"
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"0:\n\t"
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"pfd 1,1024(%%r1,%[ap0])\n\t"
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"pfd 1,1024(%%r1,%[ap1])\n\t"
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"pfd 2,1024(%%r1,%[y])\n\t"
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"vl %%v0,0(%%r1,%[y])\n\t"
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"vl %%v1,16(%%r1,%[y])\n\t"
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"vlrepg %%v20,0(%%r1,%[ap0])\n\t"
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"vlrepg %%v21,8(%%r1,%[ap0])\n\t"
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"vlrepg %%v22,0(%%r1,%[ap1])\n\t"
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"vlrepg %%v23,8(%%r1,%[ap1])\n\t"
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"vlrepg %%v24,16(%%r1,%[ap0])\n\t"
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"vlrepg %%v25,24(%%r1,%[ap0])\n\t"
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"vlrepg %%v26,16(%%r1,%[ap1])\n\t"
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"vlrepg %%v27,24(%%r1,%[ap1])\n\t"
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"vfmadb %%v0,%%v20,%%v16,%%v0\n\t"
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"vfmadb %%v1,%%v24,%%v16,%%v1\n\t"
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"vfmadb %%v0,%%v21,%%v18,%%v0\n\t"
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"vfmadb %%v1,%%v25,%%v18,%%v1\n\t"
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"vfmadb %%v0,%%v22,%%v17,%%v0\n\t"
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"vfmadb %%v1,%%v26,%%v17,%%v1\n\t"
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"vfmadb %%v0,%%v23,%%v19,%%v0\n\t"
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"vfmadb %%v1,%%v27,%%v19,%%v1\n\t"
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"vst %%v0,0(%%r1,%[y])\n\t"
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"vst %%v1,16(%%r1,%[y])\n\t"
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"agfi %%r1,32\n\t"
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"brctg %[n],0b"
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: "+m"(*(FLOAT (*)[n * 2]) y),[n] "+&r"(n)
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: [y] "a"(y), "m"(*(const FLOAT (*)[n * 2]) ap0),[ap0] "a"(ap0),
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"m"(*(const FLOAT (*)[n * 2]) ap1),[ap1] "a"(ap1),
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"m"(*(const FLOAT (*)[4]) x),[x] "a"(x)
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: "cc", "r1", "v0", "v1", "v16", "v17", "v18", "v19", "v20", "v21",
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"v22", "v23", "v24", "v25", "v26", "v27");
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}
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static void zgemv_kernel_4x1(BLASLONG n, FLOAT *ap, FLOAT *x, FLOAT *y) {
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__asm__("vl %%v16,0(%[x])\n\t"
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#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
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"vleg %%v17,8(%[x]),0\n\t"
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"wflcdb %%v17,%%v17\n\t"
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"vleg %%v17,0(%[x]),1\n\t"
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#else
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"vleg %%v17,0(%[x]),1\n\t"
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"vflcdb %%v17,%%v17\n\t"
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"vleg %%v17,8(%[x]),0\n\t"
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#endif
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"xgr %%r1,%%r1\n\t"
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"srlg %[n],%[n],1\n\t"
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"0:\n\t"
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"pfd 1,1024(%%r1,%[ap])\n\t"
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"pfd 2,1024(%%r1,%[y])\n\t"
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"vl %%v0,0(%%r1,%[y])\n\t"
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"vl %%v1,16(%%r1,%[y])\n\t"
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"vlrepg %%v18,0(%%r1,%[ap])\n\t"
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"vlrepg %%v19,8(%%r1,%[ap])\n\t"
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"vlrepg %%v20,16(%%r1,%[ap])\n\t"
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"vlrepg %%v21,24(%%r1,%[ap])\n\t"
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"vfmadb %%v0,%%v18,%%v16,%%v0\n\t"
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"vfmadb %%v1,%%v20,%%v16,%%v1\n\t"
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"vfmadb %%v0,%%v19,%%v17,%%v0\n\t"
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"vfmadb %%v1,%%v21,%%v17,%%v1\n\t"
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"vst %%v0,0(%%r1,%[y])\n\t"
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"vst %%v1,16(%%r1,%[y])\n\t"
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"agfi %%r1,32\n\t"
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"brctg %[n],0b"
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: "+m"(*(FLOAT (*)[n * 2]) y),[n] "+&r"(n)
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: [y] "a"(y), "m"(*(const FLOAT (*)[n * 2]) ap),[ap] "a"(ap),
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"m"(*(const FLOAT (*)[2]) x),[x] "a"(x)
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: "cc", "r1", "v0", "v1", "v16", "v17", "v18", "v19", "v20", "v21");
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}
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static void add_y_4(BLASLONG n, FLOAT *src, FLOAT *dest, FLOAT alpha_r,
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FLOAT alpha_i) {
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__asm__(
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#if !defined(XCONJ)
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"vlrepg %%v0,%[alpha_r]\n\t"
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"vleg %%v1,%[alpha_i],0\n\t"
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"wflcdb %%v1,%%v1\n\t"
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"vleg %%v1,%[alpha_i],1\n\t"
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#else
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"vleg %%v0,%[alpha_r],1\n\t"
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"vflcdb %%v0,%%v0\n\t"
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"vleg %%v0,%[alpha_r],0\n\t"
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"vlrepg %%v1,%[alpha_i]\n\t"
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#endif
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"xgr %%r1,%%r1\n\t"
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"srlg %[n],%[n],2\n\t"
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"0:\n\t"
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"pfd 1,1024(%%r1,%[src])\n\t"
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"pfd 2,1024(%%r1,%[dest])\n\t"
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"vl %%v16,0(%%r1,%[src])\n\t"
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"vl %%v17,16(%%r1,%[src])\n\t"
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"vl %%v18,32(%%r1,%[src])\n\t"
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"vl %%v19,48(%%r1,%[src])\n\t"
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"vl %%v20,0(%%r1,%[dest])\n\t"
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"vl %%v21,16(%%r1,%[dest])\n\t"
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"vl %%v22,32(%%r1,%[dest])\n\t"
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"vl %%v23,48(%%r1,%[dest])\n\t"
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"vpdi %%v24,%%v16,%%v16,4\n\t"
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"vpdi %%v25,%%v17,%%v17,4\n\t"
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"vpdi %%v26,%%v18,%%v18,4\n\t"
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"vpdi %%v27,%%v19,%%v19,4\n\t"
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"vfmadb %%v28,%%v16,%%v0,%%v20\n\t"
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"vfmadb %%v29,%%v17,%%v0,%%v21\n\t"
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"vfmadb %%v30,%%v18,%%v0,%%v22\n\t"
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"vfmadb %%v31,%%v19,%%v0,%%v23\n\t"
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"vfmadb %%v28,%%v24,%%v1,%%v28\n\t"
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"vfmadb %%v29,%%v25,%%v1,%%v29\n\t"
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"vfmadb %%v30,%%v26,%%v1,%%v30\n\t"
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"vfmadb %%v31,%%v27,%%v1,%%v31\n\t"
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"vst %%v28,0(%%r1,%[dest])\n\t"
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"vst %%v29,16(%%r1,%[dest])\n\t"
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"vst %%v30,32(%%r1,%[dest])\n\t"
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"vst %%v31,48(%%r1,%[dest])\n\t"
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"agfi %%r1,64\n\t"
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"brctg %[n],0b"
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: "+m"(*(FLOAT (*)[n * 2]) dest),[n] "+&r"(n)
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: [dest] "a"(dest), "m"(*(const FLOAT (*)[n * 2]) src),
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[src] "a"(src),[alpha_r] "Q"(alpha_r),[alpha_i] "Q"(alpha_i)
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: "cc", "r1", "v0", "v1", "v16", "v17", "v18", "v19", "v20", "v21",
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"v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30",
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"v31");
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}
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static void add_y(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_dest,
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FLOAT alpha_r, FLOAT alpha_i) {
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BLASLONG i;
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if (inc_dest != 2) {
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FLOAT temp_r;
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FLOAT temp_i;
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for (i = 0; i < n; i++) {
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#if !defined(XCONJ)
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temp_r = alpha_r * src[0] - alpha_i * src[1];
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temp_i = alpha_r * src[1] + alpha_i * src[0];
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#else
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temp_r = alpha_r * src[0] + alpha_i * src[1];
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temp_i = -alpha_r * src[1] + alpha_i * src[0];
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#endif
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*dest += temp_r;
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*(dest + 1) += temp_i;
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src += 2;
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dest += inc_dest;
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}
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return;
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}
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add_y_4(n, src, dest, alpha_r, alpha_i);
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}
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int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha_r, FLOAT alpha_i,
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FLOAT *a, BLASLONG lda, FLOAT *x, BLASLONG inc_x, FLOAT *y,
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BLASLONG inc_y, FLOAT *buffer) {
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BLASLONG i;
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FLOAT *a_ptr;
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FLOAT *x_ptr;
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FLOAT *y_ptr;
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FLOAT *ap[4];
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BLASLONG n1;
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BLASLONG m1;
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BLASLONG m2;
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BLASLONG m3;
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BLASLONG n2;
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BLASLONG lda4;
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FLOAT xbuffer[8], *ybuffer;
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if (m < 1)
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return (0);
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if (n < 1)
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return (0);
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ybuffer = buffer;
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inc_x *= 2;
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inc_y *= 2;
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lda *= 2;
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lda4 = 4 * lda;
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n1 = n / 4;
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n2 = n % 4;
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m3 = m % 4;
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m1 = m - (m % 4);
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m2 = (m % NBMAX) - (m % 4);
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y_ptr = y;
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BLASLONG NB = NBMAX;
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while (NB == NBMAX) {
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m1 -= NB;
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if (m1 < 0) {
|
|
if (m2 == 0)
|
|
break;
|
|
NB = m2;
|
|
}
|
|
|
|
a_ptr = a;
|
|
ap[0] = a_ptr;
|
|
ap[1] = a_ptr + lda;
|
|
ap[2] = ap[1] + lda;
|
|
ap[3] = ap[2] + lda;
|
|
x_ptr = x;
|
|
//zero_y(NB,ybuffer);
|
|
memset(ybuffer, 0, NB * 16);
|
|
|
|
if (inc_x == 2) {
|
|
|
|
for (i = 0; i < n1; i++) {
|
|
zgemv_kernel_4x4(NB, ap, x_ptr, ybuffer);
|
|
ap[0] += lda4;
|
|
ap[1] += lda4;
|
|
ap[2] += lda4;
|
|
ap[3] += lda4;
|
|
a_ptr += lda4;
|
|
x_ptr += 8;
|
|
}
|
|
|
|
if (n2 & 2) {
|
|
zgemv_kernel_4x2(NB, ap, x_ptr, ybuffer);
|
|
x_ptr += 4;
|
|
a_ptr += 2 * lda;
|
|
|
|
}
|
|
|
|
if (n2 & 1) {
|
|
zgemv_kernel_4x1(NB, a_ptr, x_ptr, ybuffer);
|
|
/* x_ptr += 2;
|
|
a_ptr += lda; */
|
|
|
|
}
|
|
} else {
|
|
|
|
for (i = 0; i < n1; i++) {
|
|
|
|
xbuffer[0] = x_ptr[0];
|
|
xbuffer[1] = x_ptr[1];
|
|
x_ptr += inc_x;
|
|
xbuffer[2] = x_ptr[0];
|
|
xbuffer[3] = x_ptr[1];
|
|
x_ptr += inc_x;
|
|
xbuffer[4] = x_ptr[0];
|
|
xbuffer[5] = x_ptr[1];
|
|
x_ptr += inc_x;
|
|
xbuffer[6] = x_ptr[0];
|
|
xbuffer[7] = x_ptr[1];
|
|
x_ptr += inc_x;
|
|
|
|
zgemv_kernel_4x4(NB, ap, xbuffer, ybuffer);
|
|
ap[0] += lda4;
|
|
ap[1] += lda4;
|
|
ap[2] += lda4;
|
|
ap[3] += lda4;
|
|
a_ptr += lda4;
|
|
}
|
|
|
|
for (i = 0; i < n2; i++) {
|
|
xbuffer[0] = x_ptr[0];
|
|
xbuffer[1] = x_ptr[1];
|
|
x_ptr += inc_x;
|
|
zgemv_kernel_4x1(NB, a_ptr, xbuffer, ybuffer);
|
|
a_ptr += 1 * lda;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
add_y(NB, ybuffer, y_ptr, inc_y, alpha_r, alpha_i);
|
|
a += 2 * NB;
|
|
y_ptr += NB * inc_y;
|
|
}
|
|
|
|
if (m3 == 0)
|
|
return (0);
|
|
|
|
if (m3 == 1) {
|
|
a_ptr = a;
|
|
x_ptr = x;
|
|
FLOAT temp_r = 0.0;
|
|
FLOAT temp_i = 0.0;
|
|
|
|
if (lda == 2 && inc_x == 2) {
|
|
|
|
for (i = 0; i < (n & -2); i += 2) {
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
temp_r += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
|
temp_i += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
|
temp_r += a_ptr[2] * x_ptr[2] - a_ptr[3] * x_ptr[3];
|
|
temp_i += a_ptr[2] * x_ptr[3] + a_ptr[3] * x_ptr[2];
|
|
#else
|
|
temp_r += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
|
temp_i += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
|
temp_r += a_ptr[2] * x_ptr[2] + a_ptr[3] * x_ptr[3];
|
|
temp_i += a_ptr[2] * x_ptr[3] - a_ptr[3] * x_ptr[2];
|
|
#endif
|
|
|
|
a_ptr += 4;
|
|
x_ptr += 4;
|
|
}
|
|
|
|
for (; i < n; i++) {
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
temp_r += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
|
temp_i += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
|
#else
|
|
temp_r += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
|
temp_i += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
|
#endif
|
|
|
|
a_ptr += 2;
|
|
x_ptr += 2;
|
|
}
|
|
|
|
} else {
|
|
|
|
for (i = 0; i < n; i++) {
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
temp_r += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
|
temp_i += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
|
#else
|
|
temp_r += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
|
temp_i += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
|
#endif
|
|
|
|
a_ptr += lda;
|
|
x_ptr += inc_x;
|
|
}
|
|
|
|
}
|
|
#if !defined(XCONJ)
|
|
y_ptr[0] += alpha_r * temp_r - alpha_i * temp_i;
|
|
y_ptr[1] += alpha_r * temp_i + alpha_i * temp_r;
|
|
#else
|
|
y_ptr[0] += alpha_r * temp_r + alpha_i * temp_i;
|
|
y_ptr[1] -= alpha_r * temp_i - alpha_i * temp_r;
|
|
#endif
|
|
return (0);
|
|
}
|
|
|
|
if (m3 == 2) {
|
|
a_ptr = a;
|
|
x_ptr = x;
|
|
FLOAT temp_r0 = 0.0;
|
|
FLOAT temp_i0 = 0.0;
|
|
FLOAT temp_r1 = 0.0;
|
|
FLOAT temp_i1 = 0.0;
|
|
|
|
if (lda == 4 && inc_x == 2) {
|
|
|
|
for (i = 0; i < (n & -2); i += 2) {
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
|
|
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
|
|
|
temp_r0 += a_ptr[4] * x_ptr[2] - a_ptr[5] * x_ptr[3];
|
|
temp_i0 += a_ptr[4] * x_ptr[3] + a_ptr[5] * x_ptr[2];
|
|
temp_r1 += a_ptr[6] * x_ptr[2] - a_ptr[7] * x_ptr[3];
|
|
temp_i1 += a_ptr[6] * x_ptr[3] + a_ptr[7] * x_ptr[2];
|
|
|
|
#else
|
|
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
|
|
|
temp_r0 += a_ptr[4] * x_ptr[2] + a_ptr[5] * x_ptr[3];
|
|
temp_i0 += a_ptr[4] * x_ptr[3] - a_ptr[5] * x_ptr[2];
|
|
temp_r1 += a_ptr[6] * x_ptr[2] + a_ptr[7] * x_ptr[3];
|
|
temp_i1 += a_ptr[6] * x_ptr[3] - a_ptr[7] * x_ptr[2];
|
|
|
|
#endif
|
|
|
|
a_ptr += 8;
|
|
x_ptr += 4;
|
|
}
|
|
|
|
for (; i < n; i++) {
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
|
#else
|
|
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
|
#endif
|
|
|
|
a_ptr += 4;
|
|
x_ptr += 2;
|
|
}
|
|
|
|
} else {
|
|
|
|
for (i = 0; i < n; i++) {
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
|
#else
|
|
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
|
#endif
|
|
|
|
a_ptr += lda;
|
|
x_ptr += inc_x;
|
|
}
|
|
|
|
}
|
|
#if !defined(XCONJ)
|
|
y_ptr[0] += alpha_r * temp_r0 - alpha_i * temp_i0;
|
|
y_ptr[1] += alpha_r * temp_i0 + alpha_i * temp_r0;
|
|
y_ptr += inc_y;
|
|
y_ptr[0] += alpha_r * temp_r1 - alpha_i * temp_i1;
|
|
y_ptr[1] += alpha_r * temp_i1 + alpha_i * temp_r1;
|
|
#else
|
|
y_ptr[0] += alpha_r * temp_r0 + alpha_i * temp_i0;
|
|
y_ptr[1] -= alpha_r * temp_i0 - alpha_i * temp_r0;
|
|
y_ptr += inc_y;
|
|
y_ptr[0] += alpha_r * temp_r1 + alpha_i * temp_i1;
|
|
y_ptr[1] -= alpha_r * temp_i1 - alpha_i * temp_r1;
|
|
#endif
|
|
return (0);
|
|
}
|
|
|
|
if (m3 == 3) {
|
|
a_ptr = a;
|
|
x_ptr = x;
|
|
FLOAT temp_r0 = 0.0;
|
|
FLOAT temp_i0 = 0.0;
|
|
FLOAT temp_r1 = 0.0;
|
|
FLOAT temp_i1 = 0.0;
|
|
FLOAT temp_r2 = 0.0;
|
|
FLOAT temp_i2 = 0.0;
|
|
|
|
if (lda == 6 && inc_x == 2) {
|
|
|
|
for (i = 0; i < n; i++) {
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
|
temp_r2 += a_ptr[4] * x_ptr[0] - a_ptr[5] * x_ptr[1];
|
|
temp_i2 += a_ptr[4] * x_ptr[1] + a_ptr[5] * x_ptr[0];
|
|
#else
|
|
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
|
temp_r2 += a_ptr[4] * x_ptr[0] + a_ptr[5] * x_ptr[1];
|
|
temp_i2 += a_ptr[4] * x_ptr[1] - a_ptr[5] * x_ptr[0];
|
|
#endif
|
|
|
|
a_ptr += 6;
|
|
x_ptr += 2;
|
|
}
|
|
|
|
} else {
|
|
|
|
for (i = 0; i < n; i++) {
|
|
#if ( !defined(CONJ) && !defined(XCONJ) ) || ( defined(CONJ) && defined(XCONJ) )
|
|
temp_r0 += a_ptr[0] * x_ptr[0] - a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] + a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] - a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] + a_ptr[3] * x_ptr[0];
|
|
temp_r2 += a_ptr[4] * x_ptr[0] - a_ptr[5] * x_ptr[1];
|
|
temp_i2 += a_ptr[4] * x_ptr[1] + a_ptr[5] * x_ptr[0];
|
|
#else
|
|
temp_r0 += a_ptr[0] * x_ptr[0] + a_ptr[1] * x_ptr[1];
|
|
temp_i0 += a_ptr[0] * x_ptr[1] - a_ptr[1] * x_ptr[0];
|
|
temp_r1 += a_ptr[2] * x_ptr[0] + a_ptr[3] * x_ptr[1];
|
|
temp_i1 += a_ptr[2] * x_ptr[1] - a_ptr[3] * x_ptr[0];
|
|
temp_r2 += a_ptr[4] * x_ptr[0] + a_ptr[5] * x_ptr[1];
|
|
temp_i2 += a_ptr[4] * x_ptr[1] - a_ptr[5] * x_ptr[0];
|
|
#endif
|
|
|
|
a_ptr += lda;
|
|
x_ptr += inc_x;
|
|
}
|
|
|
|
}
|
|
#if !defined(XCONJ)
|
|
y_ptr[0] += alpha_r * temp_r0 - alpha_i * temp_i0;
|
|
y_ptr[1] += alpha_r * temp_i0 + alpha_i * temp_r0;
|
|
y_ptr += inc_y;
|
|
y_ptr[0] += alpha_r * temp_r1 - alpha_i * temp_i1;
|
|
y_ptr[1] += alpha_r * temp_i1 + alpha_i * temp_r1;
|
|
y_ptr += inc_y;
|
|
y_ptr[0] += alpha_r * temp_r2 - alpha_i * temp_i2;
|
|
y_ptr[1] += alpha_r * temp_i2 + alpha_i * temp_r2;
|
|
#else
|
|
y_ptr[0] += alpha_r * temp_r0 + alpha_i * temp_i0;
|
|
y_ptr[1] -= alpha_r * temp_i0 - alpha_i * temp_r0;
|
|
y_ptr += inc_y;
|
|
y_ptr[0] += alpha_r * temp_r1 + alpha_i * temp_i1;
|
|
y_ptr[1] -= alpha_r * temp_i1 - alpha_i * temp_r1;
|
|
y_ptr += inc_y;
|
|
y_ptr[0] += alpha_r * temp_r2 + alpha_i * temp_i2;
|
|
y_ptr[1] -= alpha_r * temp_i2 - alpha_i * temp_r2;
|
|
#endif
|
|
return (0);
|
|
}
|
|
|
|
return (0);
|
|
}
|