diff options
author | Ed Schouten <ed@FreeBSD.org> | 2010-10-21 19:02:02 +0000 |
---|---|---|
committer | Ed Schouten <ed@FreeBSD.org> | 2010-10-21 19:02:02 +0000 |
commit | 217b614317dad692116a3a06fe94ea8f61a59edb (patch) | |
tree | 4cfe2eee875a959effca0881df14c079103447fa /test/Unit/negvti2_test.c | |
download | src-217b614317dad692116a3a06fe94ea8f61a59edb.tar.gz src-217b614317dad692116a3a06fe94ea8f61a59edb.zip |
Import compiler-rt r117047.vendor/compiler-rt/compiler-rt-r117047
Notes
Notes:
svn path=/vendor/compiler-rt/dist/; revision=214152
svn path=/vendor/compiler-rt/compiler-rt-r117047/; revision=214153; tag=vendor/compiler-rt/compiler-rt-r117047
Diffstat (limited to 'test/Unit/negvti2_test.c')
-rw-r--r-- | test/Unit/negvti2_test.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/test/Unit/negvti2_test.c b/test/Unit/negvti2_test.c new file mode 100644 index 000000000000..7772c08ff06d --- /dev/null +++ b/test/Unit/negvti2_test.c @@ -0,0 +1,107 @@ +//===-- negvti2_test.c - Test __negvti2 -----------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file tests __negvti2 for the compiler_rt library. +// +//===----------------------------------------------------------------------===// + +#if __x86_64 + +#include "int_lib.h" +#include <stdio.h> + +// Returns: -a + +// Effects: aborts if -a overflows + +ti_int __negvti2(ti_int a); +ti_int __negti2(ti_int a); + +int test__negvti2(ti_int a) +{ + ti_int x = __negvti2(a); + ti_int expected = __negti2(a); + if (x != expected) + { + twords at; + at.all = a; + twords xt; + xt.all = x; + twords expectedt; + expectedt.all = expected; + printf("error in __negvti2(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; +} + +#endif + +int main() +{ +#if __x86_64 + if (test__negvti2(0)) + return 1; + if (test__negvti2(1)) + return 1; + if (test__negvti2(-1)) + return 1; + if (test__negvti2(2)) + return 1; + if (test__negvti2(-2)) + return 1; + if (test__negvti2(3)) + return 1; + if (test__negvti2(-3)) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL))) + return 1; + if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL))) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL))) + return 1; + if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL))) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL))) + return 1; + if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL))) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL))) + return 1; + if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL))) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000300000000LL))) + return 1; + if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL))) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL))) + return 1; + if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL))) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL))) + return 1; + if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL))) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL))) + return 1; + if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL))) + return 1; + if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL))) + return 1; +// if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000000LL))) // abort +// return 1; + if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000001LL))) + return 1; + if (test__negvti2(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL))) + return 1; + +#endif + return 0; +} |