CPUID_SSE2
CPUID_FXSR | CPUID_SSE | CPUID_SSE2)
if ((cpu_feature & CPUID_SSE2) == 0)
(cpu_feature & CPUID_SSE2) == 0) /* SSE2 for mfence/lfence */
if (cpu_feature & CPUID_SSE2)
if ((cpu_feature & CPUID_SSE2) == 0)
else if ((cpu_feature & CPUID_SSE2) != 0)
if (cpu_feature & CPUID_SSE2) {
if (cpu_feature & CPUID_SSE2) {
if (cpu_feature & CPUID_SSE2) {
} else if ((cpu_feature & CPUID_SSE2) != 0 && mp_ncpus > 1) {