diff options
Diffstat (limited to 'util/inteltool/cpu.c')
| -rw-r--r-- | util/inteltool/cpu.c | 39 |
1 files changed, 16 insertions, 23 deletions
diff --git a/util/inteltool/cpu.c b/util/inteltool/cpu.c index c1972b77ea..9427fee9d5 100644 --- a/util/inteltool/cpu.c +++ b/util/inteltool/cpu.c @@ -30,30 +30,23 @@ int fd_msr; unsigned int cpuid(unsigned int op) { - unsigned int ret; - unsigned int dummy2, dummy3, dummy4; -#if DARWIN - asm volatile ( - "pushl %%ebx \n" - "cpuid \n" - "movl %%ebx, %1 \n" - "popl %%ebx \n" - : "=a" (ret), "=r" (dummy2), "=c" (dummy3), "=d" (dummy4) - : "a" (op) - : "cc" - ); + uint32_t ret; + +#if defined(__DARWIN__) && !defined(__LP64__) + asm volatile ( + "pushl %%ebx \n" + "cpuid \n" + "popl %%ebx \n" + : "=a" (ret) : "a" (op) : "%ecx", "%edx" + ); #else - asm volatile ( - "cpuid" - : "=a" (ret), "=b" (dummy2), "=c" (dummy3), "=d" (dummy4) - : "a" (op) - : "cc" - ); + asm ("cpuid" : "=a" (ret) : "a" (op) : "%ebx", "%ecx", "%edx"); #endif + return ret; } -#ifndef DARWIN +#ifndef __DARWIN__ int msr_readerror = 0; msr_t rdmsr(int addr) @@ -288,7 +281,7 @@ int print_intel_core_msrs(void) return -1; } -#ifndef DARWIN +#ifndef __DARWIN__ fd_msr = open("/dev/cpu/0/msr", O_RDWR); if (fd_msr < 0) { perror("Error while opening /dev/cpu/0/msr"); @@ -309,7 +302,7 @@ int print_intel_core_msrs(void) close(fd_msr); for (core = 0; core < 8; core++) { -#ifndef DARWIN +#ifndef __DARWIN__ char msrfilename[64]; memset(msrfilename, 0, 64); sprintf(msrfilename, "/dev/cpu/%d/msr", core); @@ -330,12 +323,12 @@ int print_intel_core_msrs(void) cpu->per_core_msrs[i].number, msr.hi, msr.lo, cpu->per_core_msrs[i].name); } -#ifndef DARWIN +#ifndef __DARWIN__ close(fd_msr); #endif } -#ifndef DARWIN +#ifndef __DARWIN__ if (msr_readerror) printf("\n(*) Some MSRs could not be read. The marked values are unreliable.\n"); #endif |