x86cpuid.pl: make it work with older CPUs.
PR: 3005 (cherry picked from commit 5702e965d759dde8a098d8108660721ba2b93a7d)
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@ -60,6 +60,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); }
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&inc ("esi"); # number of cores
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&mov ("eax",1);
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&xor ("ecx","ecx");
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&cpuid ();
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&bt ("edx",28);
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&jnc (&label("done"));
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@ -84,6 +85,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); }
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&set_label("nocacheinfo");
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&mov ("eax",1);
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&xor ("ecx","ecx");
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&cpuid ();
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&cmp ("ebp",0);
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&jne (&label("notP4"));
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