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Fold LIBC_BITS into LIBC_INTRIN

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Justine Tunney 2022-08-11 12:13:18 -07:00
parent 625aa365f1
commit 05b8f82371
603 changed files with 1071 additions and 1211 deletions
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39
test/libc/intrin/roundup2log_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 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/intrin/bits.h"
#include "libc/calls/calls.h"
#include "libc/testlib/testlib.h"
void SetUpOnce(void) {
ASSERT_SYS(0, 0, pledge("stdio", 0));
}
TEST(roundup2log, test) {
EXPECT_EQ(0, roundup2log(0));
EXPECT_EQ(1, roundup2log(1));
EXPECT_EQ(1, roundup2log(2));
EXPECT_EQ(2, roundup2log(3));
EXPECT_EQ(2, roundup2log(4));
EXPECT_EQ(12, roundup2log(PAGESIZE - 1));
EXPECT_EQ(12, roundup2log(PAGESIZE));
EXPECT_EQ(13, roundup2log(PAGESIZE + 1));
EXPECT_EQ(12, roundup2log(PAGESIZE - 1));
EXPECT_EQ(12, roundup2log(PAGESIZE));
EXPECT_EQ(13, roundup2log(PAGESIZE + 1));
}