Executions for behaviour:
"1:R0=1 ; 1:R1=0 ; 2:R0=1 ; 2:R1=2 ; ok=1 ; x=1 ; y=1"
Executions for behaviour:
"1:R0=1 ; 1:R1=0 ; 2:R0=1 ; 2:R1=0 ; ok=1 ; x=2 ; y=1"
Executions for behaviour:
"1:R0=2 ; 1:R1=0 ; 2:R0=1 ; 2:R1=0 ; ok=1 ; x=2 ; y=1"
ARM WWC+dmbnaa+pora "Rfe DMBdRWNaA RfeAR PodRWRA WseANa" Cycle=Rfe DMBdRWNaA RfeAR PodRWRA WseANa Prefetch=1:x=F,1:y=W,2:y=F,2:x=W Com=Rf Rf Ws Orig=Rfe DMBdRWNaA RfeAR PodRWRA WseANa { ok=1; %x0=x; %x1=x; %y1=y; %ok1=ok; %y2=y; %x2=x; %ok2=ok; } P0 | P1 | P2 ; MOV R0,#2 | LDR R0,[%x1] | LDREX R0,[%y2] ; STR R0,[%x0] | DMB | MOV %T3,#1 ; | MOV %T3,#1 | LDREX R1,[%x2] ; | LDREX R1,[%y1] | STREX %T2,%T3,[%x2] ; | STREX %T2,%T3,[%y1] | CMP %T2,#0 ; | CMP %T2,#0 | BNE Fail2 ; | BNE Fail1 | B Exit2 ; | B Exit1 | Fail2: ; | Fail1: | MOV R2,#0 ; | MOV R2,#0 | STR R2,[%ok2] ; | STR R2,[%ok1] | Exit2: ; | Exit1: | ; Observed 1:R0=1; 1:R1=0; 2:R0=1; 2:R1=2; ok=1; x=1; y=1; and 1:R0=1; 1:R1=0; 2:R0=1; 2:R1=0; ok=1; x=2; y=1; and 1:R0=2; 1:R1=0; 2:R0=1; 2:R1=0; ok=1; x=2; y=1;