Lines Matching defs:mfence
35 // On Intel processors LFENCE is enough. AMD requires MFENCE.
36 // Don't know about the rest, so let's do MFENCE.
613 // It can be replaced with MFENCE, but MFENCE was introduced only on the Pentium4 (SSE2).
908 TESTL $0x4000000, runtime·cpuid_edx(SB) // no sse2, no mfence
911 JNE mfence
914 mfence:
915 BYTE $0x0f; BYTE $0xae; BYTE $0xf0 // MFENCE
