mirror of
https://github.com/jart/cosmopolitan.git
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cc1732bc42
- Perform some housekeeping on scalar math function code - Import ARM's Optimized Routines for SIMD string processing - Upgrade to latest Chromium zlib and enable more SIMD optimizations
60 lines
3.2 KiB
C
60 lines
3.2 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 2021 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/math.h"
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#include "libc/mem/gc.h"
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#include "libc/testlib/ezbench.h"
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#include "libc/testlib/testlib.h"
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#include "libc/x/x.h"
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#include "libc/x/xasprintf.h"
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double _asinh(double) asm("asinh");
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float _asinhf(float) asm("asinhf");
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long double _asinhl(long double) asm("asinhl");
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TEST(asinh, test) {
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EXPECT_STREQ(".481211825059603", _gc(xdtoa(_asinh(+.5))));
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EXPECT_STREQ("-.481211825059603", _gc(xdtoa(_asinh(-.5))));
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EXPECT_STREQ("0", _gc(xdtoa(_asinh(0))));
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EXPECT_STREQ("NAN", _gc(xdtoa(_asinh(NAN))));
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EXPECT_STREQ("INFINITY", _gc(xdtoa(_asinh(INFINITY))));
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EXPECT_STREQ("-2.1073424255447e-08",
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_gc(xasprintf("%.15g", _asinh(-2.1073424255447e-08))));
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}
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TEST(asinhf, test) {
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EXPECT_STREQ(".481212", _gc(xdtoaf(_asinhf(+.5))));
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EXPECT_STREQ("-.481212", _gc(xdtoaf(_asinhf(-.5))));
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EXPECT_STREQ("0", _gc(xdtoaf(_asinhf(0))));
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EXPECT_STREQ("NAN", _gc(xdtoaf(_asinhf(NAN))));
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EXPECT_STREQ("INFINITY", _gc(xdtoaf(_asinhf(INFINITY))));
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}
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TEST(asinhl, test) {
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EXPECT_STREQ(".4812118250596034", _gc(xdtoal(_asinhl(+.5))));
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EXPECT_STREQ("-.4812118250596034", _gc(xdtoal(_asinhl(-.5))));
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EXPECT_STREQ("0", _gc(xdtoal(_asinhl(0))));
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EXPECT_STREQ("NAN", _gc(xdtoal(_asinhl(NAN))));
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EXPECT_STREQ("INFINITY", _gc(xdtoal(_asinhl(INFINITY))));
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}
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BENCH(asinh, bench) {
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EZBENCH2("asinh", donothing, _asinh(.7)); // ~26ns
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EZBENCH2("asinhf", donothing, _asinhf(.7)); // ~17ns
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EZBENCH2("asinhl", donothing, _asinhl(.7)); // ~48ns
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}
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