diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/i386/fma-check.h')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/i386/fma-check.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/i386/fma-check.h b/gcc-4.9/gcc/testsuite/gcc.target/i386/fma-check.h new file mode 100644 index 000000000..8390f5088 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/i386/fma-check.h @@ -0,0 +1,25 @@ +#include <stdlib.h> + +#include "cpuid.h" + +static void fma_test (void); + +static void __attribute__ ((noinline)) do_test (void) +{ + fma_test (); +} + +int +main () +{ + unsigned int eax, ebx, ecx, edx; + + if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx)) + return 0; + + /* Run FMA test only if host has FMA support. */ + if (ecx & bit_FMA) + do_test (); + + return 0; +} |