761 lines
22 KiB
C
761 lines
22 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 2048
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static void dgemv_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__("vzero %%v0\n\t"
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"vzero %%v1\n\t"
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"vzero %%v2\n\t"
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"vzero %%v3\n\t"
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"vzero %%v4\n\t"
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"vzero %%v5\n\t"
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"vzero %%v6\n\t"
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"vzero %%v7\n\t"
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"xgr %%r1,%%r1\n\t"
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"lghi %%r0,-16\n\t"
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"ngr %%r0,%[n]\n\t"
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"ltgr %%r0,%%r0\n\t"
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"jz 1f\n\t"
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"srlg %%r0,%%r0,4\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 1,1024(%%r1,%[x])\n\t"
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"vl %%v16,0(%%r1,%[x])\n\t"
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"vl %%v17,16(%%r1,%[x])\n\t"
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"vl %%v18,32(%%r1,%[x])\n\t"
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"vl %%v19,48(%%r1,%[x])\n\t"
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"vl %%v20,64(%%r1,%[x])\n\t"
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"vl %%v21,80(%%r1,%[x])\n\t"
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"vl %%v22,96(%%r1,%[x])\n\t"
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"vl %%v23,112(%%r1,%[x])\n\t"
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"vl %%v24,0(%%r1,%[ap0])\n\t"
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"vfmadb %%v0,%%v16,%%v24,%%v0\n\t"
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"vl %%v25,0(%%r1,%[ap1])\n\t"
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"vfmadb %%v1,%%v16,%%v25,%%v1\n\t"
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"vl %%v26,0(%%r1,%[ap2])\n\t"
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"vfmadb %%v2,%%v16,%%v26,%%v2\n\t"
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"vl %%v27,0(%%r1,%[ap3])\n\t"
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"vfmadb %%v3,%%v16,%%v27,%%v3\n\t"
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"vl %%v28,16(%%r1,%[ap0])\n\t"
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"vfmadb %%v4,%%v17,%%v28,%%v4\n\t"
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"vl %%v29,16(%%r1,%[ap1])\n\t"
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"vfmadb %%v5,%%v17,%%v29,%%v5\n\t"
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"vl %%v30,16(%%r1,%[ap2])\n\t"
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"vfmadb %%v6,%%v17,%%v30,%%v6\n\t"
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"vl %%v31,16(%%r1,%[ap3])\n\t"
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"vfmadb %%v7,%%v17,%%v31,%%v7\n\t"
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"vl %%v24,32(%%r1,%[ap0])\n\t"
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"vfmadb %%v0,%%v18,%%v24,%%v0\n\t"
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"vl %%v25,32(%%r1,%[ap1])\n\t"
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"vfmadb %%v1,%%v18,%%v25,%%v1\n\t"
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"vl %%v26,32(%%r1,%[ap2])\n\t"
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"vfmadb %%v2,%%v18,%%v26,%%v2\n\t"
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"vl %%v27,32(%%r1,%[ap3])\n\t"
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"vfmadb %%v3,%%v18,%%v27,%%v3\n\t"
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"vl %%v28,48(%%r1,%[ap0])\n\t"
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"vfmadb %%v4,%%v19,%%v28,%%v4\n\t"
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"vl %%v29,48(%%r1,%[ap1])\n\t"
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"vfmadb %%v5,%%v19,%%v29,%%v5\n\t"
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"vl %%v30,48(%%r1,%[ap2])\n\t"
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"vfmadb %%v6,%%v19,%%v30,%%v6\n\t"
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"vl %%v31,48(%%r1,%[ap3])\n\t"
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"vfmadb %%v7,%%v19,%%v31,%%v7\n\t"
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"vl %%v24,64(%%r1,%[ap0])\n\t"
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"vfmadb %%v0,%%v20,%%v24,%%v0\n\t"
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"vl %%v25,64(%%r1,%[ap1])\n\t"
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"vfmadb %%v1,%%v20,%%v25,%%v1\n\t"
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"vl %%v26,64(%%r1,%[ap2])\n\t"
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"vfmadb %%v2,%%v20,%%v26,%%v2\n\t"
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"vl %%v27,64(%%r1,%[ap3])\n\t"
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"vfmadb %%v3,%%v20,%%v27,%%v3\n\t"
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"vl %%v28,80(%%r1,%[ap0])\n\t"
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"vfmadb %%v4,%%v21,%%v28,%%v4\n\t"
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"vl %%v29,80(%%r1,%[ap1])\n\t"
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"vfmadb %%v5,%%v21,%%v29,%%v5\n\t"
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"vl %%v30,80(%%r1,%[ap2])\n\t"
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"vfmadb %%v6,%%v21,%%v30,%%v6\n\t"
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"vl %%v31,80(%%r1,%[ap3])\n\t"
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"vfmadb %%v7,%%v21,%%v31,%%v7\n\t"
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"vl %%v24,96(%%r1,%[ap0])\n\t"
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"vfmadb %%v0,%%v22,%%v24,%%v0\n\t"
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"vl %%v25,96(%%r1,%[ap1])\n\t"
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"vfmadb %%v1,%%v22,%%v25,%%v1\n\t"
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"vl %%v26,96(%%r1,%[ap2])\n\t"
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"vfmadb %%v2,%%v22,%%v26,%%v2\n\t"
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"vl %%v27,96(%%r1,%[ap3])\n\t"
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"vfmadb %%v3,%%v22,%%v27,%%v3\n\t"
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"vl %%v28,112(%%r1,%[ap0])\n\t"
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"vfmadb %%v4,%%v23,%%v28,%%v4\n\t"
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"vl %%v29,112(%%r1,%[ap1])\n\t"
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"vfmadb %%v5,%%v23,%%v29,%%v5\n\t"
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"vl %%v30,112(%%r1,%[ap2])\n\t"
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"vfmadb %%v6,%%v23,%%v30,%%v6\n\t"
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"vl %%v31,112(%%r1,%[ap3])\n\t"
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"vfmadb %%v7,%%v23,%%v31,%%v7\n\t"
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"agfi %%r1,128\n\t"
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"brctg %%r0,0b\n\t"
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"1:\n\t"
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"lghi %%r0,12\n\t"
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"ngr %%r0,%[n]\n\t"
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"ltgr %%r0,%%r0\n\t"
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"jz 3f\n\t"
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"srlg %%r0,%%r0,2\n\t"
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"2:\n\t"
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"vl %%v16,0(%%r1,%[x])\n\t"
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"vl %%v17,16(%%r1,%[x])\n\t"
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"vl %%v24,0(%%r1,%[ap0])\n\t"
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"vfmadb %%v0,%%v16,%%v24,%%v0\n\t"
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"vl %%v25,0(%%r1,%[ap1])\n\t"
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"vfmadb %%v1,%%v16,%%v25,%%v1\n\t"
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"vl %%v26,0(%%r1,%[ap2])\n\t"
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"vfmadb %%v2,%%v16,%%v26,%%v2\n\t"
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"vl %%v27,0(%%r1,%[ap3])\n\t"
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"vfmadb %%v3,%%v16,%%v27,%%v3\n\t"
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"vl %%v28,16(%%r1,%[ap0])\n\t"
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"vfmadb %%v4,%%v17,%%v28,%%v4\n\t"
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"vl %%v29,16(%%r1,%[ap1])\n\t"
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"vfmadb %%v5,%%v17,%%v29,%%v5\n\t"
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"vl %%v30,16(%%r1,%[ap2])\n\t"
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"vfmadb %%v6,%%v17,%%v30,%%v6\n\t"
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"vl %%v31,16(%%r1,%[ap3])\n\t"
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"vfmadb %%v7,%%v17,%%v31,%%v7\n\t"
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"agfi %%r1,32\n\t"
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"brctg %%r0,2b\n\t"
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"3:\n\t"
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"vfadb %%v0,%%v0,%%v4\n\t"
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"vfadb %%v1,%%v1,%%v5\n\t"
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"vfadb %%v2,%%v2,%%v6\n\t"
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"vfadb %%v3,%%v3,%%v7\n\t"
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"vrepg %%v4,%%v0,1\n\t"
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"adbr %%f0,%%f4\n\t"
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"std %%f0,0(%[y])\n\t"
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"vrepg %%v4,%%v1,1\n\t"
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"adbr %%f1,%%f4\n\t"
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"std %%f1,8(%[y])\n\t"
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"vrepg %%v4,%%v2,1\n\t"
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"adbr %%f2,%%f4\n\t"
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"std %%f2,16(%[y])\n\t"
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"vrepg %%v4,%%v3,1\n\t"
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"adbr %%f3,%%f4\n\t"
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"std %%f3,24(%[y])"
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: "=m"(*(FLOAT (*)[4]) y)
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: [y] "a"(y), "m"(*(const FLOAT (*)[n]) ap0),[ap0] "a"(ap0),
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"m"(*(const FLOAT (*)[n]) ap1),[ap1] "a"(ap1),
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"m"(*(const FLOAT (*)[n]) ap2),[ap2] "a"(ap2),
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"m"(*(const FLOAT (*)[n]) ap3),[ap3] "a"(ap3),
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"m"(*(const FLOAT (*)[n]) x),[x] "a"(x),[n] "r"(n)
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: "cc", "r0", "r1", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
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"v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25",
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"v26", "v27", "v28", "v29", "v30", "v31");
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}
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static void dgemv_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__("vzero %%v0\n\t"
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"vzero %%v1\n\t"
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"vzero %%v2\n\t"
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"vzero %%v3\n\t"
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"vzero %%v4\n\t"
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"vzero %%v5\n\t"
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"vzero %%v6\n\t"
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"vzero %%v7\n\t"
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"xgr %%r1,%%r1\n\t"
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"lghi %%r0,-16\n\t"
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"ngr %%r0,%[n]\n\t"
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"ltgr %%r0,%%r0\n\t"
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"jz 1f\n\t"
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"srlg %%r0,%%r0,4\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,%[x])\n\t"
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"vl %%v16,0(%%r1,%[x])\n\t"
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"vl %%v17,16(%%r1,%[x])\n\t"
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"vl %%v18,32(%%r1,%[x])\n\t"
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"vl %%v19,48(%%r1,%[x])\n\t"
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"vl %%v20,64(%%r1,%[x])\n\t"
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"vl %%v21,80(%%r1,%[x])\n\t"
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"vl %%v22,96(%%r1,%[x])\n\t"
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"vl %%v23,112(%%r1,%[x])\n\t"
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"vl %%v24,0(%%r1,%[ap0])\n\t"
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"vfmadb %%v0,%%v16,%%v24,%%v0\n\t"
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"vl %%v25,0(%%r1,%[ap1])\n\t"
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"vfmadb %%v1,%%v16,%%v25,%%v1\n\t"
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"vl %%v26,16(%%r1,%[ap0])\n\t"
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"vfmadb %%v2,%%v17,%%v26,%%v2\n\t"
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"vl %%v27,16(%%r1,%[ap1])\n\t"
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"vfmadb %%v3,%%v17,%%v27,%%v3\n\t"
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"vl %%v28,32(%%r1,%[ap0])\n\t"
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"vfmadb %%v4,%%v18,%%v28,%%v4\n\t"
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"vl %%v29,32(%%r1,%[ap1])\n\t"
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"vfmadb %%v5,%%v18,%%v29,%%v5\n\t"
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"vl %%v30,48(%%r1,%[ap0])\n\t"
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"vfmadb %%v6,%%v19,%%v30,%%v6\n\t"
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"vl %%v31,48(%%r1,%[ap1])\n\t"
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"vfmadb %%v7,%%v19,%%v31,%%v7\n\t"
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"vl %%v24,64(%%r1,%[ap0])\n\t"
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"vfmadb %%v0,%%v20,%%v24,%%v0\n\t"
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"vl %%v25,64(%%r1,%[ap1])\n\t"
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"vfmadb %%v1,%%v20,%%v25,%%v1\n\t"
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"vl %%v26,80(%%r1,%[ap0])\n\t"
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"vfmadb %%v2,%%v21,%%v26,%%v2\n\t"
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"vl %%v27,80(%%r1,%[ap1])\n\t"
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"vfmadb %%v3,%%v21,%%v27,%%v3\n\t"
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"vl %%v28,96(%%r1,%[ap0])\n\t"
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"vfmadb %%v4,%%v22,%%v28,%%v4\n\t"
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"vl %%v29,96(%%r1,%[ap1])\n\t"
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"vfmadb %%v5,%%v22,%%v29,%%v5\n\t"
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"vl %%v30,112(%%r1,%[ap0])\n\t"
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"vfmadb %%v6,%%v23,%%v30,%%v6\n\t"
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"vl %%v31,112(%%r1,%[ap1])\n\t"
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"vfmadb %%v7,%%v23,%%v31,%%v7\n\t"
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"agfi %%r1,128\n\t"
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"brctg %%r0,0b\n\t"
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"1:\n\t"
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"lghi %%r0,12\n\t"
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"ngr %%r0,%[n]\n\t"
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"ltgr %%r0,%%r0\n\t"
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"jz 3f\n\t"
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"srlg %%r0,%%r0,2\n\t"
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"2:\n\t"
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"vl %%v16,0(%%r1,%[x])\n\t"
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"vl %%v17,16(%%r1,%[x])\n\t"
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"vl %%v24,0(%%r1,%[ap0])\n\t"
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"vfmadb %%v0,%%v16,%%v24,%%v0\n\t"
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"vl %%v25,0(%%r1,%[ap1])\n\t"
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"vfmadb %%v1,%%v16,%%v25,%%v1\n\t"
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"vl %%v26,16(%%r1,%[ap0])\n\t"
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"vfmadb %%v2,%%v17,%%v26,%%v2\n\t"
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"vl %%v27,16(%%r1,%[ap1])\n\t"
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"vfmadb %%v3,%%v17,%%v27,%%v3\n\t"
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"agfi %%r1,32\n\t"
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"brctg %%r0,2b\n\t"
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"3:\n\t"
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"vfadb %%v0,%%v0,%%v2\n\t"
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"vfadb %%v0,%%v0,%%v4\n\t"
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"vfadb %%v0,%%v0,%%v6\n\t"
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"vfadb %%v1,%%v1,%%v3\n\t"
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"vfadb %%v1,%%v1,%%v5\n\t"
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"vfadb %%v1,%%v1,%%v7\n\t"
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"vrepg %%v2,%%v0,1\n\t"
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"adbr %%f0,%%f2\n\t"
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"std %%f0,0(%[y])\n\t"
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"vrepg %%v2,%%v1,1\n\t"
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"adbr %%f1,%%f2\n\t"
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"std %%f1,8(%[y])"
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: "=m"(*(FLOAT (*)[2]) y)
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: [y] "a"(y), "m"(*(const FLOAT (*)[n]) ap0),[ap0] "a"(ap0),
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"m"(*(const FLOAT (*)[n]) ap1),[ap1] "a"(ap1),
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"m"(*(const FLOAT (*)[n]) x),[x] "a"(x),[n] "r"(n)
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: "cc", "r0", "r1", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
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"v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25",
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"v26", "v27", "v28", "v29", "v30", "v31");
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}
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static void dgemv_kernel_4x1(BLASLONG n, FLOAT *a0, FLOAT *x, FLOAT *y) {
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__asm__("vzero %%v0\n\t"
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"vzero %%v1\n\t"
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"vzero %%v2\n\t"
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"vzero %%v3\n\t"
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"vzero %%v4\n\t"
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"vzero %%v5\n\t"
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"vzero %%v6\n\t"
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"vzero %%v7\n\t"
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"xgr %%r1,%%r1\n\t"
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"lghi %%r0,-16\n\t"
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"ngr %%r0,%[n]\n\t"
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"ltgr %%r0,%%r0\n\t"
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"jz 1f\n\t"
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"srlg %%r0,%%r0,4\n\t"
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"0:\n\t"
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"pfd 1,1024(%%r1,%[a0])\n\t"
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"pfd 1,1024(%%r1,%[x])\n\t"
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"vl %%v16,0(%%r1,%[x])\n\t"
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"vl %%v17,16(%%r1,%[x])\n\t"
|
|
"vl %%v18,32(%%r1,%[x])\n\t"
|
|
"vl %%v19,48(%%r1,%[x])\n\t"
|
|
"vl %%v20,64(%%r1,%[x])\n\t"
|
|
"vl %%v21,80(%%r1,%[x])\n\t"
|
|
"vl %%v22,96(%%r1,%[x])\n\t"
|
|
"vl %%v23,112(%%r1,%[x])\n\t"
|
|
"vl %%v24,0(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v0,%%v16,%%v24,%%v0\n\t"
|
|
"vl %%v25,16(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v1,%%v17,%%v25,%%v1\n\t"
|
|
"vl %%v26,32(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v2,%%v18,%%v26,%%v2\n\t"
|
|
"vl %%v27,48(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v3,%%v19,%%v27,%%v3\n\t"
|
|
"vl %%v28,64(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v4,%%v20,%%v28,%%v4\n\t"
|
|
"vl %%v29,80(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v5,%%v21,%%v29,%%v5\n\t"
|
|
"vl %%v30,96(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v6,%%v22,%%v30,%%v6\n\t"
|
|
"vl %%v31,112(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v7,%%v23,%%v31,%%v7\n\t"
|
|
"agfi %%r1,128\n\t"
|
|
"brctg %%r0,0b\n\t"
|
|
"1:\n\t"
|
|
"lghi %%r0,12\n\t"
|
|
"ngr %%r0,%[n]\n\t"
|
|
"ltgr %%r0,%%r0\n\t"
|
|
"jz 3f\n\t"
|
|
"srlg %%r0,%%r0,2\n\t"
|
|
"2:\n\t"
|
|
"vl %%v16,0(%%r1,%[x])\n\t"
|
|
"vl %%v17,16(%%r1,%[x])\n\t"
|
|
"vl %%v24,0(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v0,%%v16,%%v24,%%v0\n\t"
|
|
"vl %%v25,16(%%r1,%[a0])\n\t"
|
|
"vfmadb %%v1,%%v17,%%v25,%%v1\n\t"
|
|
"agfi %%r1,32\n\t"
|
|
"brctg %%r0,2b\n\t"
|
|
"3:\n\t"
|
|
"vfadb %%v0,%%v0,%%v1\n\t"
|
|
"vfadb %%v0,%%v0,%%v2\n\t"
|
|
"vfadb %%v0,%%v0,%%v3\n\t"
|
|
"vfadb %%v0,%%v0,%%v4\n\t"
|
|
"vfadb %%v0,%%v0,%%v5\n\t"
|
|
"vfadb %%v0,%%v0,%%v6\n\t"
|
|
"vfadb %%v0,%%v0,%%v7\n\t"
|
|
"vrepg %%v1,%%v0,1\n\t"
|
|
"adbr %%f0,%%f1\n\t"
|
|
"std %%f0,0(%[y])"
|
|
: "=m"(*(FLOAT (*)[1]) y)
|
|
: [y] "a"(y), "m"(*(const FLOAT (*)[n]) a0),[a0] "a"(a0),
|
|
"m"(*(const FLOAT (*)[n]) x),[x] "a"(x),[n] "r"(n)
|
|
: "cc", "r0", "r1", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
|
|
"v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25",
|
|
"v26", "v27", "v28", "v29", "v30", "v31");
|
|
}
|
|
|
|
static void copy_x(BLASLONG n, FLOAT *src, FLOAT *dest, BLASLONG inc_src) {
|
|
BLASLONG i;
|
|
for (i = 0; i < n; i++) {
|
|
dest[i] = *src;
|
|
src += inc_src;
|
|
}
|
|
}
|
|
|
|
static void add_y_kernel_4(BLASLONG n, FLOAT da, FLOAT *src, FLOAT *dest) {
|
|
__asm__("vlrepg %%v0,%[da]\n\t"
|
|
"xgr %%r1,%%r1\n\t"
|
|
"lghi %%r0,-16\n\t"
|
|
"ngr %%r0,%[n]\n\t"
|
|
"ltgr %%r0,%%r0\n\t"
|
|
"jz 1f\n\t"
|
|
"srlg %%r0,%%r0,4\n\t"
|
|
"0:\n\t"
|
|
"pfd 1,1024(%%r1,%[src])\n\t"
|
|
"pfd 2,1024(%%r1,%[dest])\n\t"
|
|
"vl %%v16,0(%%r1,%[src])\n\t"
|
|
"vl %%v17,16(%%r1,%[src])\n\t"
|
|
"vl %%v18,32(%%r1,%[src])\n\t"
|
|
"vl %%v19,48(%%r1,%[src])\n\t"
|
|
"vl %%v20,64(%%r1,%[src])\n\t"
|
|
"vl %%v21,80(%%r1,%[src])\n\t"
|
|
"vl %%v22,96(%%r1,%[src])\n\t"
|
|
"vl %%v23,112(%%r1,%[src])\n\t"
|
|
"vl %%v24, 0(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v24,%%v16,%%v0,%%v24\n\t"
|
|
"vst %%v24, 0(%%r1,%[dest])\n\t"
|
|
"vl %%v25, 16(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v25,%%v17,%%v0,%%v25\n\t"
|
|
"vst %%v25, 16(%%r1,%[dest])\n\t"
|
|
"vl %%v26, 32(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v26,%%v18,%%v0,%%v26\n\t"
|
|
"vst %%v26, 32(%%r1,%[dest])\n\t"
|
|
"vl %%v27, 48(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v27,%%v19,%%v0,%%v27\n\t"
|
|
"vst %%v27, 48(%%r1,%[dest])\n\t"
|
|
"vl %%v28, 64(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v28,%%v20,%%v0,%%v28\n\t"
|
|
"vst %%v28, 64(%%r1,%[dest])\n\t"
|
|
"vl %%v29, 80(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v29,%%v21,%%v0,%%v29\n\t"
|
|
"vst %%v29, 80(%%r1,%[dest])\n\t"
|
|
"vl %%v30, 96(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v30,%%v22,%%v0,%%v30\n\t"
|
|
"vst %%v30, 96(%%r1,%[dest])\n\t"
|
|
"vl %%v31, 112(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v31,%%v23,%%v0,%%v31\n\t"
|
|
"vst %%v31, 112(%%r1,%[dest])\n\t"
|
|
"agfi %%r1,128\n\t"
|
|
"brctg %%r0,0b\n\t"
|
|
"1:\n\t"
|
|
"lghi %%r0,12\n\t"
|
|
"ngr %%r0,%[n]\n\t"
|
|
"ltgr %%r0,%%r0\n\t"
|
|
"jz 3f\n\t"
|
|
"srlg %%r0,%%r0,2\n\t"
|
|
"2:\n\t"
|
|
"vl %%v16,0(%%r1,%[src])\n\t"
|
|
"vl %%v17,16(%%r1,%[src])\n\t"
|
|
"vl %%v24, 0(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v24,%%v16,%%v0,%%v24\n\t"
|
|
"vst %%v24, 0(%%r1,%[dest])\n\t"
|
|
"vl %%v25, 16(%%r1,%[dest])\n\t"
|
|
"vfmadb %%v25,%%v17,%%v0,%%v25\n\t"
|
|
"vst %%v25, 16(%%r1,%[dest])\n\t"
|
|
"agfi %%r1,32\n\t"
|
|
"brctg %%r0,2b\n\t"
|
|
"3:\n\t"
|
|
"nop 0"
|
|
: "+m"(*(FLOAT (*)[n]) dest)
|
|
: [dest] "a"(dest),[da] "Q"(da), "m"(*(const FLOAT (*)[n]) src),
|
|
[src] "a"(src),[n] "r"(n)
|
|
: "cc", "r0", "r1", "v0", "v16", "v17", "v18", "v19", "v20", "v21",
|
|
"v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30",
|
|
"v31");
|
|
}
|
|
static void add_y(BLASLONG n, FLOAT da, FLOAT *src, FLOAT *dest,
|
|
BLASLONG inc_dest) {
|
|
if (inc_dest == 1)
|
|
add_y_kernel_4(n, da, src, dest);
|
|
else {
|
|
BLASLONG i;
|
|
for (i = 0; i < n; i++) {
|
|
*dest += src[i] * da;
|
|
dest += inc_dest;
|
|
}
|
|
}
|
|
}
|
|
|
|
int CNAME(BLASLONG m, BLASLONG n, BLASLONG dummy1, FLOAT alpha, FLOAT *a,
|
|
BLASLONG lda, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y,
|
|
FLOAT *buffer) {
|
|
BLASLONG register i;
|
|
BLASLONG register j;
|
|
FLOAT *a_ptr;
|
|
FLOAT *x_ptr;
|
|
FLOAT *y_ptr;
|
|
BLASLONG n0;
|
|
BLASLONG n1;
|
|
BLASLONG m1;
|
|
BLASLONG m2;
|
|
BLASLONG m3;
|
|
BLASLONG n2;
|
|
FLOAT ybuffer[2] __attribute__ ((aligned(16)));
|
|
FLOAT *xbuffer;
|
|
FLOAT *ytemp;
|
|
|
|
if (m < 1)
|
|
return (0);
|
|
if (n < 1)
|
|
return (0);
|
|
|
|
xbuffer = buffer;
|
|
ytemp = buffer + (m < NBMAX ? m : NBMAX);
|
|
|
|
n0 = n / NBMAX;
|
|
n1 = (n % NBMAX) >> 2;
|
|
n2 = n & 3;
|
|
|
|
m3 = m & 3;
|
|
m1 = m & -4;
|
|
m2 = (m & (NBMAX - 1)) - m3;
|
|
|
|
BLASLONG NB = NBMAX;
|
|
|
|
while (NB == NBMAX) {
|
|
m1 -= NB;
|
|
if (m1 < 0) {
|
|
if (m2 == 0)
|
|
break;
|
|
NB = m2;
|
|
}
|
|
|
|
y_ptr = y;
|
|
a_ptr = a;
|
|
x_ptr = x;
|
|
|
|
if (inc_x == 1)
|
|
xbuffer = x_ptr;
|
|
else
|
|
copy_x(NB, x_ptr, xbuffer, inc_x);
|
|
|
|
FLOAT *ap[4];
|
|
FLOAT *yp;
|
|
BLASLONG register lda4 = 4 * lda;
|
|
ap[0] = a_ptr;
|
|
ap[1] = a_ptr + lda;
|
|
ap[2] = ap[1] + lda;
|
|
ap[3] = ap[2] + lda;
|
|
|
|
if (n0 > 0) {
|
|
BLASLONG nb1 = NBMAX / 4;
|
|
for (j = 0; j < n0; j++) {
|
|
|
|
yp = ytemp;
|
|
for (i = 0; i < nb1; i++) {
|
|
dgemv_kernel_4x4(NB, ap, xbuffer, yp);
|
|
ap[0] += lda4;
|
|
ap[1] += lda4;
|
|
ap[2] += lda4;
|
|
ap[3] += lda4;
|
|
yp += 4;
|
|
}
|
|
add_y(nb1 * 4, alpha, ytemp, y_ptr, inc_y);
|
|
y_ptr += nb1 * inc_y * 4;
|
|
a_ptr += nb1 * lda4;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
yp = ytemp;
|
|
|
|
for (i = 0; i < n1; i++) {
|
|
dgemv_kernel_4x4(NB, ap, xbuffer, yp);
|
|
ap[0] += lda4;
|
|
ap[1] += lda4;
|
|
ap[2] += lda4;
|
|
ap[3] += lda4;
|
|
yp += 4;
|
|
}
|
|
if (n1 > 0) {
|
|
add_y(n1 * 4, alpha, ytemp, y_ptr, inc_y);
|
|
y_ptr += n1 * inc_y * 4;
|
|
a_ptr += n1 * lda4;
|
|
}
|
|
|
|
if (n2 & 2) {
|
|
|
|
dgemv_kernel_4x2(NB, ap, xbuffer, ybuffer);
|
|
a_ptr += lda * 2;
|
|
*y_ptr += ybuffer[0] * alpha;
|
|
y_ptr += inc_y;
|
|
*y_ptr += ybuffer[1] * alpha;
|
|
y_ptr += inc_y;
|
|
|
|
}
|
|
|
|
if (n2 & 1) {
|
|
|
|
dgemv_kernel_4x1(NB, a_ptr, xbuffer, ybuffer);
|
|
// a_ptr += lda;
|
|
*y_ptr += ybuffer[0] * alpha;
|
|
// y_ptr += inc_y;
|
|
|
|
}
|
|
a += NB;
|
|
x += NB * inc_x;
|
|
}
|
|
|
|
if (m3 == 0)
|
|
return (0);
|
|
|
|
x_ptr = x;
|
|
a_ptr = a;
|
|
if (m3 == 3) {
|
|
FLOAT xtemp0 = *x_ptr * alpha;
|
|
x_ptr += inc_x;
|
|
FLOAT xtemp1 = *x_ptr * alpha;
|
|
x_ptr += inc_x;
|
|
FLOAT xtemp2 = *x_ptr * alpha;
|
|
|
|
FLOAT *aj = a_ptr;
|
|
y_ptr = y;
|
|
|
|
if (lda == 3 && inc_y == 1) {
|
|
|
|
for (j = 0; j < (n & -4); j += 4) {
|
|
|
|
y_ptr[j] += aj[0] * xtemp0 + aj[1] * xtemp1 + aj[2] * xtemp2;
|
|
y_ptr[j + 1] += aj[3] * xtemp0 + aj[4] * xtemp1 + aj[5] * xtemp2;
|
|
y_ptr[j + 2] += aj[6] * xtemp0 + aj[7] * xtemp1 + aj[8] * xtemp2;
|
|
y_ptr[j + 3] += aj[9] * xtemp0 + aj[10] * xtemp1 + aj[11] * xtemp2;
|
|
aj += 12;
|
|
}
|
|
|
|
for (; j < n; j++) {
|
|
y_ptr[j] += aj[0] * xtemp0 + aj[1] * xtemp1 + aj[2] * xtemp2;
|
|
aj += 3;
|
|
}
|
|
|
|
} else {
|
|
|
|
if (inc_y == 1) {
|
|
|
|
BLASLONG register lda2 = lda << 1;
|
|
BLASLONG register lda4 = lda << 2;
|
|
BLASLONG register lda3 = lda2 + lda;
|
|
|
|
for (j = 0; j < (n & -4); j += 4) {
|
|
|
|
y_ptr[j] += *aj * xtemp0 + *(aj + 1) * xtemp1 + *(aj + 2) * xtemp2;
|
|
y_ptr[j + 1] +=
|
|
*(aj + lda) * xtemp0 + *(aj + lda + 1) * xtemp1 + *(aj + lda +
|
|
2) * xtemp2;
|
|
y_ptr[j + 2] +=
|
|
*(aj + lda2) * xtemp0 + *(aj + lda2 + 1) * xtemp1 + *(aj + lda2 +
|
|
2) * xtemp2;
|
|
y_ptr[j + 3] +=
|
|
*(aj + lda3) * xtemp0 + *(aj + lda3 + 1) * xtemp1 + *(aj + lda3 +
|
|
2) * xtemp2;
|
|
aj += lda4;
|
|
}
|
|
|
|
for (; j < n; j++) {
|
|
|
|
y_ptr[j] += *aj * xtemp0 + *(aj + 1) * xtemp1 + *(aj + 2) * xtemp2;
|
|
aj += lda;
|
|
}
|
|
|
|
} else {
|
|
|
|
for (j = 0; j < n; j++) {
|
|
*y_ptr += *aj * xtemp0 + *(aj + 1) * xtemp1 + *(aj + 2) * xtemp2;
|
|
y_ptr += inc_y;
|
|
aj += lda;
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
if (m3 == 2) {
|
|
FLOAT xtemp0 = *x_ptr * alpha;
|
|
x_ptr += inc_x;
|
|
FLOAT xtemp1 = *x_ptr * alpha;
|
|
|
|
FLOAT *aj = a_ptr;
|
|
y_ptr = y;
|
|
|
|
if (lda == 2 && inc_y == 1) {
|
|
|
|
for (j = 0; j < (n & -4); j += 4) {
|
|
y_ptr[j] += aj[0] * xtemp0 + aj[1] * xtemp1;
|
|
y_ptr[j + 1] += aj[2] * xtemp0 + aj[3] * xtemp1;
|
|
y_ptr[j + 2] += aj[4] * xtemp0 + aj[5] * xtemp1;
|
|
y_ptr[j + 3] += aj[6] * xtemp0 + aj[7] * xtemp1;
|
|
aj += 8;
|
|
|
|
}
|
|
|
|
for (; j < n; j++) {
|
|
y_ptr[j] += aj[0] * xtemp0 + aj[1] * xtemp1;
|
|
aj += 2;
|
|
}
|
|
|
|
} else {
|
|
if (inc_y == 1) {
|
|
|
|
BLASLONG register lda2 = lda << 1;
|
|
BLASLONG register lda4 = lda << 2;
|
|
BLASLONG register lda3 = lda2 + lda;
|
|
|
|
for (j = 0; j < (n & -4); j += 4) {
|
|
|
|
y_ptr[j] += *aj * xtemp0 + *(aj + 1) * xtemp1;
|
|
y_ptr[j + 1] += *(aj + lda) * xtemp0 + *(aj + lda + 1) * xtemp1;
|
|
y_ptr[j + 2] += *(aj + lda2) * xtemp0 + *(aj + lda2 + 1) * xtemp1;
|
|
y_ptr[j + 3] += *(aj + lda3) * xtemp0 + *(aj + lda3 + 1) * xtemp1;
|
|
aj += lda4;
|
|
}
|
|
|
|
for (; j < n; j++) {
|
|
|
|
y_ptr[j] += *aj * xtemp0 + *(aj + 1) * xtemp1;
|
|
aj += lda;
|
|
}
|
|
|
|
} else {
|
|
for (j = 0; j < n; j++) {
|
|
*y_ptr += *aj * xtemp0 + *(aj + 1) * xtemp1;
|
|
y_ptr += inc_y;
|
|
aj += lda;
|
|
}
|
|
}
|
|
|
|
}
|
|
return (0);
|
|
|
|
}
|
|
|
|
FLOAT xtemp = *x_ptr * alpha;
|
|
FLOAT *aj = a_ptr;
|
|
y_ptr = y;
|
|
if (lda == 1 && inc_y == 1) {
|
|
for (j = 0; j < (n & -4); j += 4) {
|
|
y_ptr[j] += aj[j] * xtemp;
|
|
y_ptr[j + 1] += aj[j + 1] * xtemp;
|
|
y_ptr[j + 2] += aj[j + 2] * xtemp;
|
|
y_ptr[j + 3] += aj[j + 3] * xtemp;
|
|
}
|
|
for (; j < n; j++) {
|
|
y_ptr[j] += aj[j] * xtemp;
|
|
}
|
|
|
|
} else {
|
|
if (inc_y == 1) {
|
|
|
|
BLASLONG register lda2 = lda << 1;
|
|
BLASLONG register lda4 = lda << 2;
|
|
BLASLONG register lda3 = lda2 + lda;
|
|
for (j = 0; j < (n & -4); j += 4) {
|
|
y_ptr[j] += *aj * xtemp;
|
|
y_ptr[j + 1] += *(aj + lda) * xtemp;
|
|
y_ptr[j + 2] += *(aj + lda2) * xtemp;
|
|
y_ptr[j + 3] += *(aj + lda3) * xtemp;
|
|
aj += lda4;
|
|
}
|
|
|
|
for (; j < n; j++) {
|
|
y_ptr[j] += *aj * xtemp;
|
|
aj += lda;
|
|
}
|
|
|
|
} else {
|
|
for (j = 0; j < n; j++) {
|
|
*y_ptr += *aj * xtemp;
|
|
y_ptr += inc_y;
|
|
aj += lda;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|