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@@ -151,10 +151,12 @@ static __inline__ int CPU_getCPUIDFeatures(void) |
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" xorl %%eax,%%eax # Set up for CPUID instruction \n" |
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" pushl %%ebx \n" |
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" cpuid # Get and save vendor ID \n" |
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" popl %%ebx \n" |
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" cmpl $1,%%eax # Make sure 1 is valid input for CPUID\n" |
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" jl 1f # We dont have the CPUID instruction\n" |
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" xorl %%eax,%%eax \n" |
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" incl %%eax \n" |
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" pushl %%ebx \n" |
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" cpuid # Get family/model/stepping/features\n" |
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" popl %%ebx \n" |
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" movl %%edx,%0 \n" |
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@@ -166,14 +168,16 @@ static __inline__ int CPU_getCPUIDFeatures(void) |
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#elif defined(__GNUC__) && defined(__x86_64__) |
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__asm__ ( |
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" xorl %%eax,%%eax # Set up for CPUID instruction \n" |
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" pushq %%rbx\n" |
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" pushq %%rbx \n" |
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" cpuid # Get and save vendor ID \n" |
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" popq %%rbx \n" |
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" cmpl $1,%%eax # Make sure 1 is valid input for CPUID\n" |
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" jl 1f # We dont have the CPUID instruction\n" |
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" xorl %%eax,%%eax \n" |
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" incl %%eax \n" |
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" pushq %%rbx \n" |
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" cpuid # Get family/model/stepping/features\n" |
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" popq %%rbx\n" |
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" popq %%rbx \n" |
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" movl %%edx,%0 \n" |
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"1: \n" |
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: "=m" (features) |
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@@ -185,10 +189,12 @@ static __inline__ int CPU_getCPUIDFeatures(void) |
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xor eax, eax ; Set up for CPUID instruction |
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push ebx |
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cpuid ; Get and save vendor ID |
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pop ebx |
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cmp eax, 1 ; Make sure 1 is valid input for CPUID |
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jl done ; We dont have the CPUID instruction |
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xor eax, eax |
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inc eax |
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push ebx |
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cpuid ; Get family/model/stepping/features |
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pop ebx |
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mov features, edx |
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@@ -199,10 +205,12 @@ static __inline__ int CPU_getCPUIDFeatures(void) |
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" xorl %eax,%eax \n" |
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" pushl %ebx \n" |
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" cpuid \n" |
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" popl %ebx \n" |
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" cmpl $1,%eax \n" |
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" jl 1f \n" |
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" xorl %eax,%eax \n" |
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" incl %eax \n" |
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" pushl %ebx \n" |
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" cpuid \n" |
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" popl %ebx \n" |
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#ifdef __i386 |
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@@ -223,9 +231,11 @@ static __inline__ int CPU_getCPUIDFeaturesExt(void) |
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" movl $0x80000000,%%eax # Query for extended functions \n" |
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" pushl %%ebx \n" |
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" cpuid # Get extended function limit \n" |
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" popl %%ebx \n" |
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" cmpl $0x80000001,%%eax \n" |
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" jl 1f # Nope, we dont have function 800000001h\n" |
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" movl $0x80000001,%%eax # Setup extended function 800000001h\n" |
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" pushl %%ebx \n" |
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" cpuid # and get the information \n" |
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" popl %%ebx \n" |
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" movl %%edx,%0 \n" |
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@@ -239,9 +249,11 @@ static __inline__ int CPU_getCPUIDFeaturesExt(void) |
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" movl $0x80000000,%%eax # Query for extended functions \n" |
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" pushq %%rbx \n" |
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" cpuid # Get extended function limit \n" |
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" popq %%rbx \n" |
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" cmpl $0x80000001,%%eax \n" |
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" jl 1f # Nope, we dont have function 800000001h\n" |
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" movl $0x80000001,%%eax # Setup extended function 800000001h\n" |
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" pushq %%rbx \n" |
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" cpuid # and get the information \n" |
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" popq %%rbx \n" |
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" movl %%edx,%0 \n" |
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@@ -255,9 +267,11 @@ static __inline__ int CPU_getCPUIDFeaturesExt(void) |
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mov eax,80000000h ; Query for extended functions |
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push ebx |
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cpuid ; Get extended function limit |
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pop ebx |
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cmp eax,80000001h |
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jl done ; Nope, we dont have function 800000001h |
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mov eax,80000001h ; Setup extended function 800000001h |
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push ebx |
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cpuid ; and get the information |
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pop ebx |
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mov features,edx |
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@@ -268,9 +282,11 @@ static __inline__ int CPU_getCPUIDFeaturesExt(void) |
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" movl $0x80000000,%eax \n" |
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" pushl %ebx \n" |
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" cpuid \n" |
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" popl %ebx \n" |
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" cmpl $0x80000001,%eax \n" |
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" jl 1f \n" |
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" movl $0x80000001,%eax \n" |
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" pushl %ebx \n" |
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" cpuid \n" |
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" popl %ebx \n" |
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#ifdef __i386 |
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