This is an archive of the discontinued LLVM Phabricator instance.

Show First 20 Lines • Show All 505 Lines • ▼ Show 20 Lines	else
*MaxLeaf = 0;		*MaxLeaf = 0;

if (!isCpuIdSupported())		if (!isCpuIdSupported())
return VendorSignatures::UNKNOWN;		return VendorSignatures::UNKNOWN;

if (getX86CpuIDAndInfo(0, MaxLeaf, &EBX, &ECX, &EDX) \|\| *MaxLeaf < 1)		if (getX86CpuIDAndInfo(0, MaxLeaf, &EBX, &ECX, &EDX) \|\| *MaxLeaf < 1)
return VendorSignatures::UNKNOWN;		return VendorSignatures::UNKNOWN;

// "Genu ineI ntel"		// "Genu ineI ntel"
if (EBX == 0x756e6547 && ECX == 0x6c65746e && EDX == 0x49656e69)		if (EBX == 0x756e6547 && EDX == 0x49656e69 && ECX == 0x6c65746e)
return VendorSignatures::GENUINE_INTEL;		return VendorSignatures::GENUINE_INTEL;

// "Auth enti cAMD"		// "Auth enti cAMD"
if (EBX == 0x68747541 && ECX == 0x69746e65 && EDX == 0x444d4163)		if (EBX == 0x68747541 && EDX == 0x69746e65 && ECX == 0x444d4163)
		ppenzinUnsubmitted Done Reply Inline Actions Minor nit: comments don't match the order of values. ppenzin: Minor nit: comments don't match the order of values.
return VendorSignatures::AUTHENTIC_AMD;		return VendorSignatures::AUTHENTIC_AMD;

return VendorSignatures::UNKNOWN;		return VendorSignatures::UNKNOWN;
}		}

} // namespace x86		} // namespace x86
} // namespace detail		} // namespace detail
} // namespace sys		} // namespace sys
▲ Show 20 Lines • Show All 1,154 Lines • Show Last 20 Lines

[llvm] Fix thinko in getVendorSignature(), where expected values of ECX and EDX were flipped for the AMD case.ClosedPublic