Executions for behaviour:
"1:R0=1 ; 1:R2=0 ; 2:R0=0 ; ok=0 ; x=1 ; y=1"
Executions for behaviour:
"1:R0=1 ; 1:R2=0 ; 2:R0=0 ; ok=1 ; x=1 ; y=1"
Executions for behaviour:
"1:R0=1 ; 1:R2=0 ; 2:R0=0 ; ok=0 ; x=2 ; y=1"
Executions for behaviour:
"1:R0=1 ; 1:R2=0 ; 2:R0=0 ; ok=1 ; x=2 ; y=1"
ARM WRR+2W+addrnaa+poana "Rfe DpAddrdRNaA FreAA PodWWANa Wse" Cycle=Rfe DpAddrdRNaA FreAA PodWWANa Wse Prefetch=1:x=F,1:y=T,2:y=F,2:x=W Com=Rf Fr Ws Orig=Rfe DpAddrdRNaA FreAA PodWWANa Wse { 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] | MOV %T3,#1 ; STR R0,[%x0] | EOR R1,R0,R0 | LDREX R0,[%y2] ; | ADD %T1,R1,%y1 | STREX %T2,%T3,[%y2] ; | LDREX R2,[%T1] | CMP %T2,#0 ; | STREX %T2,R2,[%T1] | BNE Fail2 ; | CMP %T2,#0 | MOV R1,#1 ; | BNE Fail1 | STR R1,[%x2] ; | B Exit1 | B Exit2 ; | Fail1: | Fail2: ; | MOV R3,#0 | MOV R2,#0 ; | STR R3,[%ok1] | STR R2,[%ok2] ; | Exit1: | Exit2: ; Observed 1:R0=1; 1:R2=0; 2:R0=0; ok=0; x=1; y=1; and 1:R0=1; 1:R2=0; 2:R0=0; ok=1; x=1; y=1; and 1:R0=1; 1:R2=0; 2:R0=0; ok=0; x=2; y=1; and 1:R0=1; 1:R2=0; 2:R0=0; ok=1; x=2; y=1;