61 lines
3.1 KiB
C
61 lines
3.1 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/calls.h"
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#include "libc/calls/kntprioritycombos.internal.h"
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#include "libc/log/log.h"
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#include "libc/nexgen32e/x86feature.h"
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#include "libc/runtime/runtime.h"
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#include "libc/sysv/consts/mlock.h"
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#include "libc/testlib/testlib.h"
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double g_avx2_juiceup_doubles_[4] forcealign(32);
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unsigned long long g_avx2_juiceup_quadwords_[4] forcealign(32);
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void testlib_benchwarmup(void) {
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/* get mathematical parts of cpu juiced up */
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if (X86_HAVE(AVX2) && X86_HAVE(FMA)) {
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asm("vmovdqa\t%1,%%ymm0\n\t"
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"vpmaddwd\t(%2),%%ymm0,%%ymm0\n\t"
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"vmovdqa\t%%ymm0,%0\n\t"
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"vzeroall"
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: "=m"(g_avx2_juiceup_quadwords_)
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: "m"(g_avx2_juiceup_quadwords_), "r"(&_base[0]));
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asm("vmovapd\t%1,%%ymm1\n\t"
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"vfmadd132pd\t(%2),%%ymm1,%%ymm1\n\t"
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"vmovapd\t%%ymm1,%0\n\t"
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"vzeroall"
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: "=m"(g_avx2_juiceup_doubles_)
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: "m"(g_avx2_juiceup_doubles_), "r"(&_base[32]));
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}
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}
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/**
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* Runs all benchmark functions in sorted order.
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*
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* @see BENCH()
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*/
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void testlib_runallbenchmarks(void) {
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peekall();
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mlockall(MCL_CURRENT);
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nice(-1);
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g_loglevel = kLogWarn;
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testlib_runtestcases(__bench_start, __bench_end, testlib_benchwarmup);
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}
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