diff options
Diffstat (limited to 'test/Unit/bswapsi2_test.c')
-rw-r--r-- | test/Unit/bswapsi2_test.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/test/Unit/bswapsi2_test.c b/test/Unit/bswapsi2_test.c new file mode 100644 index 000000000000..8ca4874a13c5 --- /dev/null +++ b/test/Unit/bswapsi2_test.c @@ -0,0 +1,42 @@ +//===-- bswapsi2_test.c - Test __bswapsi2 ---------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file tests __bswapsi2 for the compiler_rt library. +// +//===----------------------------------------------------------------------===// + +#include <stdlib.h> +#include <stdint.h> +#include <stdio.h> +#include <math.h> + + +extern uint32_t __bswapsi2(uint32_t); + +#if __arm__ +int test__bswapsi2(uint32_t a, uint32_t expected) +{ + uint32_t actual = __bswapsi2(a); + if (actual != expected) + printf("error in test__bswapsi2(0x%0X) = 0x%0X, expected 0x%0X\n", + a, actual, expected); + return actual != expected; +} +#endif + +int main() +{ +#if __arm__ + if (test__bswapsi2(0x12345678, 0x78563412)) + return 1; + if (test__bswapsi2(0x00000001, 0x01000000)) + return 1; +#endif + return 0; +} |