diff options
Diffstat (limited to 'util/inteltool/cpu.c')
-rw-r--r-- | util/inteltool/cpu.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/util/inteltool/cpu.c b/util/inteltool/cpu.c index 9037d5df66..20748bda44 100644 --- a/util/inteltool/cpu.c +++ b/util/inteltool/cpu.c @@ -26,6 +26,12 @@ #include "inteltool.h" +#ifdef __x86_64__ +# define BREG "%%rbx" +#else +# define BREG "%%ebx" +#endif + int fd_msr; unsigned int cpuid(unsigned int op) @@ -34,9 +40,9 @@ unsigned int cpuid(unsigned int op) #if defined(__PIC__) || defined(__DARWIN__) && !defined(__LP64__) asm volatile ( - "pushl %%ebx\n" - "cpuid\n" - "popl %%ebx\n" + "push " BREG "\n\t" + "cpuid\n\t" + "pop " BREG "\n\t" : "=a" (ret) : "a" (op) : "%ecx", "%edx" ); #else |