diff options
Diffstat (limited to 'gcc-4.8.1/gcc/testsuite/gcc.target/i386/mmx-3dnow-check.h')
-rw-r--r-- | gcc-4.8.1/gcc/testsuite/gcc.target/i386/mmx-3dnow-check.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc-4.8.1/gcc/testsuite/gcc.target/i386/mmx-3dnow-check.h b/gcc-4.8.1/gcc/testsuite/gcc.target/i386/mmx-3dnow-check.h new file mode 100644 index 000000000..4f2f7f3ac --- /dev/null +++ b/gcc-4.8.1/gcc/testsuite/gcc.target/i386/mmx-3dnow-check.h @@ -0,0 +1,28 @@ +#include <stdio.h> +#include <stdlib.h> + +#include "cpuid.h" + +static void mmx_3dnow_test (void); + +static void +__attribute__ ((noinline)) +do_test (void) +{ + mmx_3dnow_test (); +} + +int +main () +{ + unsigned int eax, ebx, ecx, edx; + + if (!__get_cpuid (0x80000001, &eax, &ebx, &ecx, &edx)) + return 0; + + /* Run 3DNow! test only if host has 3DNow! support. */ + if (edx & bit_3DNOW) + do_test (); + + return 0; +} |