mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-01 03:53:33 +00:00
40291c9db3
- Polyfill ucontext_t on FreeBSD/OpenBSD/NetBSD - Add tests confirming signals can edit CPU state - Work towards supporting ZIP filesystem on bare metal - Add more tinymath unit tests for POSIX conformance - Add X87 and SSE status flags to crash report - Fix some bugs in blinkenlights - Fix llvm build breakage
56 lines
3.2 KiB
C
56 lines
3.2 KiB
C
/*-*- 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 exp2l(x) exp2l(VEIL("t", (long double)(x)))
|
|
#define exp2(x) exp2(VEIL("x", (double)(x)))
|
|
#define exp2f(x) exp2f(VEIL("x", (float)(x)))
|
|
|
|
TEST(exp2l, test) {
|
|
EXPECT_STREQ("1", gc(xdtoal(exp2l(0))));
|
|
EXPECT_STREQ("1", gc(xdtoal(exp2l(-0.))));
|
|
EXPECT_STREQ("INFINITY", gc(xdtoal(exp2l(INFINITY))));
|
|
EXPECT_STREQ("0", gc(xdtoal(exp2l(-INFINITY))));
|
|
EXPECT_STREQ("NAN", gc(xdtoal(exp2l(NAN))));
|
|
EXPECT_STREQ("0", gc(xdtoal(exp2l(-132098844872390))));
|
|
EXPECT_STREQ("INFINITY", gc(xdtoal(exp2l(132098844872390))));
|
|
}
|
|
|
|
TEST(exp2, test) {
|
|
EXPECT_STREQ("1", gc(xdtoa(exp2(0))));
|
|
EXPECT_STREQ("1", gc(xdtoa(exp2(-0.))));
|
|
EXPECT_STREQ("INFINITY", gc(xdtoa(exp2(INFINITY))));
|
|
EXPECT_STREQ("0", gc(xdtoa(exp2(-INFINITY))));
|
|
EXPECT_STREQ("NAN", gc(xdtoa(exp2(NAN))));
|
|
EXPECT_STREQ("0", gc(xdtoa(exp2(-132098844872390))));
|
|
EXPECT_STREQ("INFINITY", gc(xdtoa(exp2(132098844872390))));
|
|
}
|
|
|
|
TEST(exp2f, test) {
|
|
EXPECT_STREQ("1", gc(xdtoaf(exp2f(0))));
|
|
EXPECT_STREQ("1", gc(xdtoaf(exp2f(-0.))));
|
|
EXPECT_STREQ("INFINITY", gc(xdtoaf(exp2f(INFINITY))));
|
|
EXPECT_STREQ("0", gc(xdtoaf(exp2f(-INFINITY))));
|
|
EXPECT_STREQ("NAN", gc(xdtoaf(exp2f(NAN))));
|
|
EXPECT_STREQ("0", gc(xdtoaf(exp2f(-132098844872390))));
|
|
EXPECT_STREQ("INFINITY", gc(xdtoaf(exp2f(132098844872390))));
|
|
}
|