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| // RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_negti2
// REQUIRES: int128
//===-- negti2_test.c - Test __negti2 -------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file tests __negti2 for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include "int_lib.h"
#include <stdio.h>
#ifdef CRT_HAS_128BIT
// Returns: -a
COMPILER_RT_ABI ti_int __negti2(ti_int a);
int test__negti2(ti_int a, ti_int expected)
{
ti_int x = __negti2(a);
if (x != expected)
{
twords at;
at.all = a;
twords xt;
xt.all = x;
twords expectedt;
expectedt.all = expected;
printf("error in __negti2: -0x%.16llX%.16llX = 0x%.16llX%.16llX, "
"expected 0x%.16llX%.16llX\n",
at.s.high, at.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low);
}
return x != expected;
}
char assumption_1[sizeof(ti_int) == 2*sizeof(di_int)] = {0};
#endif
int main()
{
#ifdef CRT_HAS_128BIT
if (test__negti2(0, 0))
return 1;
if (test__negti2(1, -1))
return 1;
if (test__negti2(-1, 1))
return 1;
if (test__negti2(2, -2))
return 1;
if (test__negti2(-2, 2))
return 1;
if (test__negti2(3, -3))
return 1;
if (test__negti2(-3, 3))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL)))
return 1;
if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL),
make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL)))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL)))
return 1;
if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL),
make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL)))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
return 1;
if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL),
make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
return 1;
if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL),
make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000300000000LL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL)))
return 1;
if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL),
make_ti(0x0000000000000000LL, 0x0000000300000000LL)))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL)))
return 1;
if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL),
make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL)))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL)))
return 1;
if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL),
make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
return 1;
if (test__negti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL),
make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
return 1;
if (test__negti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL),
make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
return 1;
if (test__negti2(make_ti(0x8000000000000000LL, 0x0000000000000000LL),
make_ti(0x8000000000000000LL, 0x0000000000000000LL)))
return 1;
if (test__negti2(make_ti(0x8000000000000000LL, 0x0000000000000001LL),
make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
return 1;
if (test__negti2(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL),
make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}
|