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author | Ed Schouten <ed@FreeBSD.org> | 2010-10-21 19:02:02 +0000 |
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committer | Ed Schouten <ed@FreeBSD.org> | 2010-10-21 19:02:02 +0000 |
commit | 217b614317dad692116a3a06fe94ea8f61a59edb (patch) | |
tree | 4cfe2eee875a959effca0881df14c079103447fa /test/Unit/addvti3_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/addvti3_test.c')
-rw-r--r-- | test/Unit/addvti3_test.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/test/Unit/addvti3_test.c b/test/Unit/addvti3_test.c new file mode 100644 index 000000000000..17a8864947ab --- /dev/null +++ b/test/Unit/addvti3_test.c @@ -0,0 +1,92 @@ +//===-- addvti3_test.c - Test __addvti3 -----------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file tests __addvti3 for the compiler_rt library. +// +//===----------------------------------------------------------------------===// + +#if __x86_64 + +#include "int_lib.h" +#include <stdio.h> + +// Returns: a + b + +// Effects: aborts if a + b overflows + +ti_int __addvti3(ti_int a, ti_int b); + +int test__addvti3(ti_int a, ti_int b) +{ + ti_int x = __addvti3(a, b); + ti_int expected = a + b; + if (x != expected) + { + twords at; + at.all = a; + twords bt; + bt.all = b; + twords xt; + xt.all = x; + twords expectedt; + expectedt.all = expected; + printf("error in test__addvti3(0x%llX%.16llX, 0x%llX%.16llX) = " + "0x%llX%.16llX, expected 0x%llX%.16llX\n", + at.s.high, at.s.low, bt.s.high, bt.s.low, xt.s.high, xt.s.low, + expectedt.s.high, expectedt.s.low); + } + return x != expected; +} + +#endif + +int main() +{ +#if __x86_64 +// should abort +// test__addvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL), +// make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)); +// should abort +// test__addvti3(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), +// make_ti(0x8000000000000000LL, 0x0000000000000000LL)); +// should abort +// test__addvti3(make_ti(0x0000000000000000LL, 0x0000000000000001LL), +// make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)); +// should abort +// test__addvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), +// make_ti(0x0000000000000000LL, 0x0000000000000001LL)); + + if (test__addvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL), + make_ti(0x0000000000000000LL, 0x0000000000000001LL))) + return 1; + if (test__addvti3(make_ti(0x0000000000000000LL, 0x0000000000000001LL), + make_ti(0x8000000000000000LL, 0x0000000000000000LL))) + return 1; + if (test__addvti3(make_ti(0x8000000000000000LL, 0x0000000000000000LL), + make_ti(0x0000000000000000LL, 0x0000000000000000LL))) + return 1; + if (test__addvti3(make_ti(0x0000000000000000LL, 0x0000000000000000LL), + make_ti(0x8000000000000000LL, 0x0000000000000000LL))) + return 1; + if (test__addvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), + make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL))) + return 1; + if (test__addvti3(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), + make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL))) + return 1; + if (test__addvti3(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL), + make_ti(0x0000000000000000LL, 0x0000000000000000LL))) + return 1; + if (test__addvti3(make_ti(0x0000000000000000LL, 0x0000000000000000LL), + make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL))) + return 1; + +#endif + return 0; +} |