50 lines
2.7 KiB
C
50 lines
2.7 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 2020 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/macros.h"
|
|
#include "libc/nexgen32e/crc32.h"
|
|
#include "libc/nexgen32e/x86feature.h"
|
|
#include "libc/str/str.h"
|
|
#include "libc/testlib/ezbench.h"
|
|
#include "libc/testlib/hyperion.h"
|
|
#include "libc/testlib/testlib.h"
|
|
#include "third_party/zlib/zlib.h"
|
|
|
|
TEST(crc32, testBigText) {
|
|
size_t size;
|
|
void *hyperion;
|
|
size = kHyperionSize;
|
|
hyperion = kHyperion;
|
|
EXPECT_EQ(0xe9ded8e6, crc32(0, hyperion, size));
|
|
EXPECT_EQ(0xe9ded8e6, crc32_z(0, hyperion, size));
|
|
if (X86_HAVE(PCLMUL)) {
|
|
size = ROUNDDOWN(size, 64);
|
|
EXPECT_EQ(0xc7adc04f, crc32(0, hyperion, size));
|
|
EXPECT_EQ(0xc7adc04f, crc32_z(0, hyperion, size));
|
|
EXPECT_EQ(0xc7adc04f,
|
|
0xffffffffu ^ crc32$pclmul(0 ^ 0xffffffffu, hyperion, size));
|
|
}
|
|
}
|
|
|
|
#define TESTSTR "libc/calls/typedef/sighandler_t.h"
|
|
|
|
BENCH(crc32c, bench) {
|
|
EZBENCH2("crc32c", donothing,
|
|
EXPROPRIATE(crc32c(0, VEIL("r", TESTSTR), sizeof(TESTSTR) - 1)));
|
|
}
|