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23 lines
545 B
C
23 lines
545 B
C
#if defined(_WIN32)
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typedef unsigned __int64 IA32CAP;
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#else
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typedef unsigned long long IA32CAP;
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#endif
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IA32CAP OPENSSL_ia32_cpuid(void);
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unsigned int OPENSSL_ia32cap_P[2]; // GLOBAL
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void OPENSSL_cpuid_setup(void)
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{
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const IA32CAP vec = OPENSSL_ia32_cpuid();
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/*
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* |(1<<10) sets a reserved bit to signal that variable
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* was initialized already... This is to avoid interference
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* with cpuid snippets in ELF .init segment.
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*/
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OPENSSL_ia32cap_P[0] = (unsigned int)vec|(1<<10);
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OPENSSL_ia32cap_P[1] = (unsigned int)(vec>>32);
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}
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