sc.w

Operands

reg, reg, (reg)

Variants

Store conditional (word) : Store t2 as a word at the address in t3 only if that address is still reserved by an lr.w, then set t1 to 0 on success or 1 on failure. Always branch on t1 and retry from the lr.w when it fails sc.w t1, t2, (t3)

Store conditional (word) : Store t2 as a word at the address in t3 only if that address is still reserved by an lr.w, then set t1 to 0 on success or 1 on failure. Always branch on t1 and retry from the lr.w when it fails