[ZARCH] Z14 support, BLAS 1/2 single precision implementations, Some missing double precision implementations, Gemv optimization
This commit is contained in:
maamountki
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/***************************************************************************
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Copyright (c) 2013-2017, 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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static BLASLONG ismax_kernel_64(BLASLONG n, FLOAT *x, FLOAT *max)
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{
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BLASLONG imax;
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__asm__ volatile (
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"vl %%v0,0(%3) \n\t"
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"vleig %%v1,0,0 \n\t"
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"vleig %%v1,2,1 \n\t"
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"vleig %%v2,1,0 \n\t"
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"vleig %%v2,3,1 \n\t"
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"vrepig %%v3,32 \n\t"
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"vzero %%v4 \n\t"
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"vleif %%v24,0,0 \n\t"
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"vleif %%v24,1,1 \n\t"
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"vleif %%v24,2,2 \n\t"
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"vleif %%v24,3,3 \n\t"
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"vleif %%v25,4,0 \n\t"
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"vleif %%v25,5,1 \n\t"
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"vleif %%v25,6,2 \n\t"
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"vleif %%v25,7,3 \n\t"
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"vleif %%v26,8,0 \n\t"
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"vleif %%v26,9,1 \n\t"
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"vleif %%v26,10,2 \n\t"
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"vleif %%v26,11,3 \n\t"
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"vleif %%v27,12,0 \n\t"
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"vleif %%v27,13,1 \n\t"
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"vleif %%v27,14,2 \n\t"
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"vleif %%v27,15,3 \n\t"
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"vleif %%v28,16,0 \n\t"
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"vleif %%v28,17,1 \n\t"
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"vleif %%v28,18,2 \n\t"
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"vleif %%v28,19,3 \n\t"
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"vleif %%v29,20,0 \n\t"
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"vleif %%v29,21,1 \n\t"
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"vleif %%v29,22,2 \n\t"
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"vleif %%v29,23,3 \n\t"
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"vleif %%v30,24,0 \n\t"
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"vleif %%v30,25,1 \n\t"
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"vleif %%v30,26,2 \n\t"
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"vleif %%v30,27,3 \n\t"
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"vleif %%v31,28,0 \n\t"
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"vleif %%v31,29,1 \n\t"
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"vleif %%v31,30,2 \n\t"
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"vleif %%v31,31,3 \n\t"
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"srlg %%r0,%2,6 \n\t"
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"xgr %%r1,%%r1 \n\t"
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"0: \n\t"
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"pfd 1, 1024(%%r1,%3) \n\t"
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"vl %%v16,0(%%r1,%3) \n\t"
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"vl %%v17,16(%%r1,%3) \n\t"
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"vl %%v18,32(%%r1,%3) \n\t"
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"vl %%v19,48(%%r1,%3) \n\t"
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"vl %%v20,64(%%r1,%3) \n\t"
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"vl %%v21,80(%%r1,%3) \n\t"
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"vl %%v22,96(%%r1,%3) \n\t"
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"vl %%v23,112(%%r1,%3) \n\t"
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"vfchsb %%v5,%%v16,%%v17 \n\t"
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"vfchsb %%v6,%%v18,%%v19 \n\t"
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"vfchsb %%v7,%%v20,%%v21 \n\t"
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"vfchsb %%v8,%%v22,%%v23 \n\t"
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"vsel %%v16,%%v16,%%v17,%%v5 \n\t"
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"vsel %%v5,%%v24,%%v25,%%v5 \n\t"
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"vsel %%v17,%%v18,%%v19,%%v6 \n\t"
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"vsel %%v6,%%v26,%%v27,%%v6 \n\t"
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"vsel %%v18,%%v20,%%v21,%%v7 \n\t"
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"vsel %%v7,%%v28,%%v29,%%v7 \n\t"
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"vsel %%v19,%%v22,%%v23,%%v8 \n\t"
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"vsel %%v8,%%v30,%%v31,%%v8 \n\t"
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"vfchsb %%v20,%%v16,%%v17 \n\t"
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"vfchsb %%v21,%%v18,%%v19 \n\t"
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"vsel %%v16,%%v16,%%v17,%%v20 \n\t"
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"vsel %%v5,%%v5,%%v6,%%v20 \n\t"
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"vsel %%v17,%%v18,%%v19,%%v21 \n\t"
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"vsel %%v6,%%v7,%%v8,%%v21 \n\t"
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"vfchsb %%v18,%%v16,%%v17 \n\t"
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"vsel %%v16,%%v16,%%v17,%%v18 \n\t"
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"vsel %%v5,%%v5,%%v6,%%v18 \n\t"
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"vsegf %%v6,%%v5 \n\t"
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"vesrlg %%v5,%%v5,32 \n\t"
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"vag %%v5,%%v5,%%v4 \n\t"
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"vag %%v6,%%v6,%%v4 \n\t"
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"vfchsb %%v7,%%v16,%%v0 \n\t"
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"vsel %%v0,%%v16,%%v0,%%v7 \n\t"
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"vsegf %%v8,%%v7 \n\t"
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"vesrlg %%v7,%%v7,32 \n\t"
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"vsegf %%v7,%%v7 \n\t"
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"vsel %%v1,%%v5,%%v1,%%v7 \n\t"
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"vsel %%v2,%%v6,%%v2,%%v8 \n\t"
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"vag %%v4,%%v4,%%v3 \n\t"
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"vl %%v16,128(%%r1,%3) \n\t"
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"vl %%v17,144(%%r1,%3) \n\t"
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"vl %%v18,160(%%r1,%3) \n\t"
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"vl %%v19,176(%%r1,%3) \n\t"
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"vl %%v20,192(%%r1,%3) \n\t"
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"vl %%v21,208(%%r1,%3) \n\t"
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"vl %%v22,224(%%r1,%3) \n\t"
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"vl %%v23,240(%%r1,%3) \n\t"
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"vfchsb %%v5,%%v16,%%v17 \n\t"
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"vfchsb %%v6,%%v18,%%v19 \n\t"
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"vfchsb %%v7,%%v20,%%v21 \n\t"
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"vfchsb %%v8,%%v22,%%v23 \n\t"
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"vsel %%v16,%%v16,%%v17,%%v5 \n\t"
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"vsel %%v5,%%v24,%%v25,%%v5 \n\t"
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"vsel %%v17,%%v18,%%v19,%%v6 \n\t"
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"vsel %%v6,%%v26,%%v27,%%v6 \n\t"
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"vsel %%v18,%%v20,%%v21,%%v7 \n\t"
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"vsel %%v7,%%v28,%%v29,%%v7 \n\t"
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"vsel %%v19,%%v22,%%v23,%%v8 \n\t"
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"vsel %%v8,%%v30,%%v31,%%v8 \n\t"
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"vfchsb %%v20,%%v16,%%v17 \n\t"
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"vfchsb %%v21,%%v18,%%v19 \n\t"
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"vsel %%v16,%%v16,%%v17,%%v20 \n\t"
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"vsel %%v5,%%v5,%%v6,%%v20 \n\t"
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"vsel %%v17,%%v18,%%v19,%%v21 \n\t"
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"vsel %%v6,%%v7,%%v8,%%v21 \n\t"
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"vfchsb %%v18,%%v16,%%v17 \n\t"
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"vsel %%v16,%%v16,%%v17,%%v18 \n\t"
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"vsel %%v5,%%v5,%%v6,%%v18 \n\t"
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"vsegf %%v6,%%v5 \n\t"
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"vesrlg %%v5,%%v5,32 \n\t"
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"vag %%v5,%%v5,%%v4 \n\t"
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"vag %%v6,%%v6,%%v4 \n\t"
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"vfchsb %%v7,%%v16,%%v0 \n\t"
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"vsel %%v0,%%v16,%%v0,%%v7 \n\t"
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"vsegf %%v8,%%v7 \n\t"
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"vesrlg %%v7,%%v7,32 \n\t"
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"vsegf %%v7,%%v7 \n\t"
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"vsel %%v1,%%v5,%%v1,%%v7 \n\t"
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"vsel %%v2,%%v6,%%v2,%%v8 \n\t"
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"vag %%v4,%%v4,%%v3 \n\t"
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"agfi %%r1, 256 \n\t"
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"brctg %%r0, 0b \n\t"
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"veslg %%v3,%%v0,32 \n\t"
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"vfchsb %%v4,%%v0,%%v3 \n\t"
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"vchlg %%v5,%%v2,%%v1 \n\t"
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"vfcesb %%v6,%%v0,%%v3 \n\t"
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"vn %%v5,%%v5,%%v6 \n\t"
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"vo %%v4,%%v4,%%v5 \n\t"
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"vsel %%v0,%%v0,%%v3,%%v4 \n\t"
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"vesrlg %%v4,%%v4,32 \n\t"
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"vsegf %%v4,%%v4 \n\t"
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"vsel %%v1,%%v1,%%v2,%%v4 \n\t"
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"vrepf %%v2,%%v0,2 \n\t"
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"vrepg %%v3,%%v1,1 \n\t"
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"wfcsb %%v2,%%v0 \n\t"
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"jne 1f \n\t"
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"vstef %%v0,%1,0 \n\t"
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"vmnlg %%v0,%%v1,%%v3 \n\t"
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"vlgvg %0,%%v0,0 \n\t"
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"j 2f \n\t"
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"1: \n\t"
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"wfchsb %%v4,%%v2,%%v0 \n\t"
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"vsel %%v1,%%v3,%%v1,%%v4 \n\t"
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"vsel %%v0,%%v2,%%v0,%%v4 \n\t"
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"vlgvg %0,%%v1,0 \n\t"
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"ste %%f0,%1 \n\t"
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"2: \n\t"
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"nop "
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:"=r"(imax),"=m"(*max)
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:"r"(n),"ZR"((const FLOAT (*)[n])x)
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:"memory","cc","r0","r1","v0","v1","v2","v4","v5","v6","v7","v8","v16","v17","v18","v19","v20","v21","v22","v23","v24","v25","v26","v27","v28","v29","v30","v31"
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);
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return imax;
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}
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BLASLONG CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x) {
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BLASLONG i = 0;
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BLASLONG j = 0;
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FLOAT maxf = 0.0;
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BLASLONG max = 0;
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if (n <= 0 || inc_x <= 0) return (max);
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if (inc_x == 1) {
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BLASLONG n1 = n & -64;
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if (n1 > 0) {
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max = ismax_kernel_64(n1, x, &maxf);
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i = n1;
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}
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while (i < n) {
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if (x[i] > maxf) {
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max = i;
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maxf = x[i];
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}
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i++;
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}
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return (max + 1);
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} else {
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BLASLONG n1 = n & -4;
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while (j < n1) {
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if (x[i] > maxf) {
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max = j;
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maxf = x[i];
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}
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if (x[i + inc_x] > maxf) {
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max = j + 1;
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maxf = x[i + inc_x];
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}
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if (x[i + 2 * inc_x] > maxf) {
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max = j + 2;
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maxf = x[i + 2 * inc_x];
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}
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if (x[i + 3 * inc_x] > maxf) {
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max = j + 3;
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maxf = x[i + 3 * inc_x];
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}
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i += inc_x * 4;
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j += 4;
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}
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while (j < n) {
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if (x[i] > maxf) {
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max = j;
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maxf = x[i];
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}
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i += inc_x;
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j++;
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}
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return (max + 1);
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}
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}
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