Fix CPU feature detection on older Celerons

This commit is contained in:
Jeffrey Walton 2023-10-12 02:28:24 -04:00
parent 19f0e3aa1e
commit af7d1050bf
No known key found for this signature in database
GPG Key ID: B36AB348921B1838

View File

@ -603,15 +603,16 @@ void DetectX86Features()
(cpuid1[ECX_REG] & OSXSAVE_FLAG) != 0;
#endif
#if defined(__sun)
// Solaris 11 i86pc does not signal SSE support using
// OSXSAVE. We need to probe for SSE support.
// OSXSAVE. Additionally, Fedora 38 on a 2015 Celeron
// N3700 does not set OSXSAVE. So we need to explicitly
// probe for SSE support on rare occasions. Ugh...
if (g_hasSSE2 == false)
{
g_hasSSE2 = CPU_ProbeSSE2();
#endif
if (g_hasSSE2 == false)
goto done;
}
g_hasSSSE3 = (cpuid1[ECX_REG] & SSSE3_FLAG) != 0;
g_hasSSE41 = (cpuid1[ECX_REG] & SSE41_FLAG) != 0;