diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/mmx-check.h')
-rw-r--r-- | gcc/testsuite/gcc.target/i386/mmx-check.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/mmx-check.h b/gcc/testsuite/gcc.target/i386/mmx-check.h new file mode 100644 index 000000000..faf9b876f --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/mmx-check.h @@ -0,0 +1,28 @@ +#include <stdio.h> +#include <stdlib.h> + +#include "cpuid.h" + +static void mmx_test (void); + +static void +__attribute__ ((noinline)) +do_test (void) +{ + mmx_test (); +} + +int +main () +{ + unsigned int eax, ebx, ecx, edx; + + if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx)) + return 0; + + /* Run MMX test only if host has MMX support. */ + if (edx & bit_MMX) + do_test (); + + return 0; +} |