diff options
Diffstat (limited to 'test/regression/builtins-aarch64.c')
| -rw-r--r-- | test/regression/builtins-aarch64.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/regression/builtins-aarch64.c b/test/regression/builtins-aarch64.c new file mode 100644 index 00000000..2cfa2d09 --- /dev/null +++ b/test/regression/builtins-aarch64.c @@ -0,0 +1,47 @@ +/* Fun with builtin functions */ + +#include <stdio.h> + +int main(int argc, char ** argv) +{ + unsigned int x = 0x12345678; + unsigned int y = 0xDEADBEEF; + unsigned long long xx = 0x1234567812345678ULL; + unsigned long long yy = 0x1234567800000000ULL; + unsigned long long zz = 0x123456789ABCDEF0ULL; + unsigned z; + double a = 3.14159; + double b = 2.718; + double c = 1.414; + unsigned short s = 0x1234; + signed int u = 1234567; + signed int v = -9999; + + printf("bswap(%x) = %x\n", x, __builtin_bswap(x)); + printf("bswap16(%x) = %x\n", s, __builtin_bswap16(s)); + printf("bswap64(%llx) = %llx\n", zz, __builtin_bswap64(zz)); + printf("clz(%x) = %d\n", x, __builtin_clz(x)); + printf("clzll(%llx) = %d\n", (unsigned long long) x, __builtin_clzll(x)); + printf("clzll(%llx) = %d\n", xx, __builtin_clzll(xx)); + printf("cls(%d) = %d\n", u, __builtin_cls(u)); + printf("cls(%d) = %d\n", v, __builtin_cls(v)); + printf("clsll(%lld) = %d\n", (signed long long) u, __builtin_clsll(u)); + printf("clsll(%lld) = %d\n", (signed long long) v, __builtin_clsll(v)); + + printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a)); + printf("fmadd(%f, %f, %f) = %f\n", a, b, c, __builtin_fmadd(a, b, c)); + printf("fmsub(%f, %f, %f) = %f\n", a, b, c, __builtin_fmsub(a, b, c)); + printf("fnmadd(%f, %f, %f) = %f\n", a, b, c, __builtin_fnmadd(a, b, c)); + printf("fnmsub(%f, %f, %f) = %f\n", a, b, c, __builtin_fnmsub(a, b, c)); + + /* Make sure that ignoring the result of a builtin + doesn't cause an internal error */ + (void) __builtin_bswap(x); + (void) __builtin_fsqrt(a); + return 0; +} + + + + + |