X86_64 S+clflushnext+mfence+WB+WC "ClFlushNextdWW Rfe MFencedRW Coe" MT=x:WB y:WC Generator=diyone7 (version 7.56+02~dev) Prefetch=0:x=F,0:y=W,1:y=F,1:x=W Com=Rf Co Orig=ClFlushNextdWW Rfe MFencedRW Coe Align= { } P0 | P1 ; movl $2,(x) | movl (y),%eax ; clflush (y) | mfence ; movl $1,(y) | movl $1,(x) ; exists (x=2 /\ 1:rax=1)