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Add hyperbolic math functions

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See #61
This commit is contained in:
Justine Tunney 2021-02-28 01:06:00 -08:00
parent c42dbe0e9e
commit 839e2f4cfb
24 changed files with 807 additions and 0 deletions
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test/libc/tinymath/sinh_test.c Normal file
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2021 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/math.h"
#include "libc/runtime/gc.h"
#include "libc/testlib/testlib.h"
#include "libc/x/x.h"
#define sinhl(x) sinhl(VEIL("t", (long double)(x)))
#define sinh(x) sinh(VEIL("x", (double)(x)))
#define sinhf(x) sinhf(VEIL("x", (float)(x)))
TEST(sinh, test) {
EXPECT_STREQ(".521095305493747", gc(xdtoa(sinh(+.5))));
EXPECT_STREQ("-.521095305493747", gc(xdtoa(sinh(-.5))));
EXPECT_STREQ("INFINITY", gc(xdtoa(sinh(30000))));
EXPECT_STREQ("-INFINITY", gc(xdtoa(sinh(-30000))));
EXPECT_STREQ("0", gc(xdtoa(sinh(0))));
EXPECT_STREQ("NAN", gc(xdtoa(sinh(NAN))));
EXPECT_STREQ("INFINITY", gc(xdtoa(sinh(INFINITY))));
EXPECT_STREQ("-INFINITY", gc(xdtoa(sinh(-INFINITY))));
}
TEST(sinhl, test) {
EXPECT_STREQ(".5210953054937474", gc(xdtoal(sinhl(+.5))));
EXPECT_STREQ("-.5210953054937474", gc(xdtoal(sinhl(-.5))));
EXPECT_STREQ("INFINITY", gc(xdtoal(sinhl(30000))));
EXPECT_STREQ("-INFINITY", gc(xdtoal(sinhl(-30000))));
EXPECT_STREQ("0", gc(xdtoal(sinhl(0))));
EXPECT_STREQ("NAN", gc(xdtoal(sinhl(NAN))));
EXPECT_STREQ("INFINITY", gc(xdtoal(sinhl(INFINITY))));
EXPECT_STREQ("-INFINITY", gc(xdtoal(sinhl(-INFINITY))));
}
TEST(sinhf, test) {
EXPECT_STREQ(".521095", gc(xdtoaf(sinhf(+.5))));
EXPECT_STREQ("-.521095", gc(xdtoaf(sinhf(-.5))));
EXPECT_STREQ("INFINITY", gc(xdtoaf(sinhf(30000))));
EXPECT_STREQ("-INFINITY", gc(xdtoaf(sinhf(-30000))));
EXPECT_STREQ("0", gc(xdtoaf(sinhf(0))));
EXPECT_STREQ("NAN", gc(xdtoaf(sinhf(NAN))));
EXPECT_STREQ("INFINITY", gc(xdtoaf(sinhf(INFINITY))));
EXPECT_STREQ("-INFINITY", gc(xdtoaf(sinhf(-INFINITY))));
}