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Patch from Michael Bonfils to add CPUID support for x86 Solaris.

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401232
This commit is contained in:
Ryan C. Gordon 2006-01-05 08:17:35 +00:00
parent 62c43568f9
commit b1c0273cee
1 changed files with 64 additions and 0 deletions
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64
src/cpuinfo/SDL_cpuinfo.c
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@ -116,6 +116,36 @@ CPUid by definition. But it's nice to be able to prove it. :) */
mov has_CPUID,1 ; We have CPUID support mov has_CPUID,1 ; We have CPUID support
done: done:
} }
#elif defined(__sun) && defined(__x86)
__asm (
" pushfl \n"
" popl %eax \n"
" movl %eax,%ecx \n"
" xorl $0x200000,%eax \n"
" pushl %eax \n"
" popfl \n"
" pushfl \n"
" popl %eax \n"
" xorl %ecx,%eax \n"
" jz 1f \n"
" movl $1,-8(%ebp) \n"
"1: \n"
);
#elif defined(__sun) && defined(__amd64)
__asm (
" pushfq \n"
" popq %rax \n"
" movq %rax,%rcx \n"
" xorl $0x200000,%eax \n"
" pushq %rax \n"
" popfq \n"
" pushfq \n"
" popq %rax \n"
" xorl %ecx,%eax \n"
" jz 1f \n"
" movl $1,-8(%rbp) \n"
"1: \n"
);
#endif #endif
return has_CPUID; return has_CPUID;
} }
@ -152,6 +182,23 @@ static __inline__ int CPU_getCPUIDFeatures()
mov features, edx mov features, edx
done: done:
} }
#elif defined(__sun) && (defined(__x86) || defined(__amd64))
__asm(
" movl %ebx,%edi\n"
" xorl %eax,%eax \n"
" cpuid \n"
" cmpl $1,%eax \n"
" jl 1f \n"
" xorl %eax,%eax \n"
" incl %eax \n"
" cpuid \n"
#ifdef __i386
" movl %edx,-8(%ebp) \n"
#else
" movl %edx,-8(%rbp) \n"
#endif
"1: \n"
" movl %edi,%ebx\n" );
#endif #endif
return features; return features;
} }
@ -186,6 +233,23 @@ static __inline__ int CPU_getCPUIDFeaturesExt()
mov features,edx mov features,edx
done: done:
} }
#elif defined(__sun) && ( defined(__i386) || defined(__amd64) )
__asm (
" movl %ebx,%edi\n"
" movl $0x80000000,%eax \n"
" cpuid \n"
" cmpl $0x80000001,%eax \n"
" jl 1f \n"
" movl $0x80000001,%eax \n"
" cpuid \n"
#ifdef __i386
" movl %edx,-8(%ebp) \n"
#else
" movl %edx,-8(%rbp) \n"
#endif
"1: \n"
" movl %edi,%ebx\n"
);
#endif #endif
return features; return features;
} }