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author | Alexey Samsonov <samsonov@google.com> | 2014-02-14 09:47:31 +0000 |
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committer | Alexey Samsonov <samsonov@google.com> | 2014-02-14 09:47:31 +0000 |
commit | 28d10da69f52af1b01fbc12fd503621713641500 (patch) | |
tree | 76222f9698fdaafdfe23235d18d5ac804ea515d6 /test/builtins/Unit/divdi3_test.c | |
parent | 08c9d0bc3ac37d7d5def0318a1420e67cca53e41 (diff) |
Move tests for BlocksRuntime and builtins to corresponding directories under test/
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@201396 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/builtins/Unit/divdi3_test.c')
-rw-r--r-- | test/builtins/Unit/divdi3_test.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/test/builtins/Unit/divdi3_test.c b/test/builtins/Unit/divdi3_test.c new file mode 100644 index 000000000..c25f917a4 --- /dev/null +++ b/test/builtins/Unit/divdi3_test.c @@ -0,0 +1,58 @@ +//===-- divdi3_test.c - Test __divdi3 -------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file tests __divdi3 for the compiler_rt library. +// +//===----------------------------------------------------------------------===// + +#include "int_lib.h" +#include <stdio.h> + +// Returns: a / b + +di_int __divdi3(di_int a, di_int b); + +int test__divdi3(di_int a, di_int b, di_int expected) +{ + di_int x = __divdi3(a, b); + if (x != expected) + printf("error in __divdi3: %lld / %lld = %lld, expected %lld\n", + a, b, x, expected); + return x != expected; +} + +char assumption_1[sizeof(di_int) == 2*sizeof(si_int)] = {0}; + +int main() +{ + if (test__divdi3(0, 1, 0)) + return 1; + if (test__divdi3(0, -1, 0)) + return 1; + + if (test__divdi3(2, 1, 2)) + return 1; + if (test__divdi3(2, -1, -2)) + return 1; + if (test__divdi3(-2, 1, -2)) + return 1; + if (test__divdi3(-2, -1, 2)) + return 1; + + if (test__divdi3(0x8000000000000000LL, 1, 0x8000000000000000LL)) + return 1; + if (test__divdi3(0x8000000000000000LL, -1, 0x8000000000000000LL)) + return 1; + if (test__divdi3(0x8000000000000000LL, -2, 0x4000000000000000LL)) + return 1; + if (test__divdi3(0x8000000000000000LL, 2, 0xC000000000000000LL)) + return 1; + + return 0; +} |