Executions for behaviour:
"1:R0=1 ; 1:R1=2 ; 2:R0=1 ; ok=1 ; x=2 ; y=2"
ARM Z6.1+dmb+rfiana-data+data "DMBdWW WseNaA RfiANa DpDatadW Rfe DpDatadW Wse" Cycle=RfiANa DpDatadW Rfe DpDatadW Wse DMBdWW WseNaA Prefetch=0:x=F,0:y=W,1:y=F,1:z=W,2:z=F,2:x=W Com=Ws Rf Ws Orig=DMBdWW WseNaA RfiANa DpDatadW Rfe DpDatadW Wse { ok=1; %x0=x; %y0=y; %y1=y; %z1=z; %ok1=ok; %z2=z; %x2=x; } P0 | P1 | P2 ; MOV R0,#2 | MOV %T3,#2 | LDR R0,[%z2] ; STR R0,[%x0] | LDREX R0,[%y1] | EOR R1,R0,R0 ; DMB | STREX %T2,%T3,[%y1] | ADD R1,R1,#1 ; MOV R1,#1 | CMP %T2,#0 | STR R1,[%x2] ; STR R1,[%y0] | BNE Fail1 | ; | LDR R1,[%y1] | ; | EOR R2,R1,R1 | ; | ADD R2,R2,#1 | ; | STR R2,[%z1] | ; | B Exit1 | ; | Fail1: | ; | MOV R3,#0 | ; | STR R3,[%ok1] | ; | Exit1: | ; Observed 1:R0=1; 1:R1=2; 2:R0=1; ok=1; x=2; y=2;