diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/bmi-blsi-1.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/bmi-blsi-1.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi-blsi-1.c b/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi-blsi-1.c new file mode 100644 index 000000000..e7f2c896d --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/bmi-blsi-1.c @@ -0,0 +1,31 @@ +/* { dg-do run { target { bmi && { ! ia32 } } } } */ +/* { dg-options "-O2 -mbmi -fno-inline" } */ + +#include <x86intrin.h> + +#include "bmi-check.h" + +/* To fool compiler, so it not generate blsi here. */ +long long calc_blsi_u64 (long long src1, long long src2) +{ + return (-src1) & (src2); +} + +static void +bmi_test() +{ + unsigned i; + + long long src = 0xfacec0ffeefacec0; + long long res, res_ref; + + for (i=0; i<5; ++i) { + src = i + src << i; + + res_ref = calc_blsi_u64 (src, src); + res = __blsi_u64 (src); + + if (res != res_ref) + abort(); + } +} |