248 #define OPTIMISED_CASE(n, lockfree, type)                                      \  argument
250     if (lockfree(src))                                                         \
261 #define OPTIMISED_CASE(n, lockfree, type)                                      \  argument
263     if (lockfree(dest)) {                                                      \
276 #define OPTIMISED_CASE(n, lockfree, type)                                      \  argument
278     if (lockfree(dest))                                                        \
290 #define OPTIMISED_CASE(n, lockfree, type)                                      \  argument
293     if (lockfree(ptr))                                                         \
313 #define ATOMIC_RMW(n, lockfree, type, opname, op)                              \  argument
315     if (lockfree(ptr))                                                         \
325 #define OPTIMISED_CASE(n, lockfree, type) ATOMIC_RMW(n, lockfree, type, add, +)  argument
328 #define OPTIMISED_CASE(n, lockfree, type) ATOMIC_RMW(n, lockfree, type, sub, -)  argument
331 #define OPTIMISED_CASE(n, lockfree, type) ATOMIC_RMW(n, lockfree, type, and, &)  argument
334 #define OPTIMISED_CASE(n, lockfree, type) ATOMIC_RMW(n, lockfree, type, or, |)  argument
337 #define OPTIMISED_CASE(n, lockfree, type) ATOMIC_RMW(n, lockfree, type, xor, ^)  argument