Executions for behaviour:
"0:R0=1 ; 1:R0=2 ; 1:R2=0 ; 2:R0=1 ; 2:R2=0 ; ok=1 ; x=2 ; y=1"
ARM WWC+addrras+A "RfeAR DpAddrdWRA RfeAR DpAddrdWRA WseAA" Cycle=RfeAR DpAddrdWRA RfeAR DpAddrdWRA WseAA Prefetch=1:x=F,1:y=W,2:y=F,2:x=W Com=Rf Rf Ws Orig=RfeAR DpAddrdWRA RfeAR DpAddrdWRA WseAA { ok=1; %x0=x; %ok0=ok; %x1=x; %y1=y; %ok1=ok; %y2=y; %x2=x; %ok2=ok; } P0 | P1 | P2 ; MOV %T3,#2 | LDREX R0,[%x1] | LDREX R0,[%y2] ; LDREX R0,[%x0] | EOR R1,R0,R0 | EOR R1,R0,R0 ; STREX %T2,%T3,[%x0] | ADD %T1,R1,%y1 | ADD %T1,R1,%x2 ; CMP %T2,#0 | MOV %T3,#1 | MOV %T3,#1 ; BNE Fail0 | LDREX R2,[%T1] | LDREX R2,[%T1] ; B Exit0 | STREX %T2,%T3,[%T1] | STREX %T2,%T3,[%T1] ; Fail0: | CMP %T2,#0 | CMP %T2,#0 ; MOV R1,#0 | BNE Fail1 | BNE Fail2 ; STR R1,[%ok0] | B Exit1 | B Exit2 ; Exit0: | Fail1: | Fail2: ; | MOV R3,#0 | MOV R3,#0 ; | STR R3,[%ok1] | STR R3,[%ok2] ; | Exit1: | Exit2: ; Observed 0:R0=1; 1:R0=2; 1:R2=0; 2:R0=1; 2:R2=0; ok=1; x=2; y=1;