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