MR_LD_CACHE_WRITE_BACK
#define MR_LD_CACHE_POLICY_WRITE_BACK MR_LD_CACHE_WRITE_BACK
MR_LD_CACHE_WRITE_BACK;
MR_LD_CACHE_WRITE_BACK;
if (changes & MR_LD_CACHE_WRITE_BACK)
policy & MR_LD_CACHE_WRITE_BACK ? "write-back" :
stage_cache_setting(props, MR_LD_CACHE_WRITE_BACK,
MR_LD_CACHE_WRITE_BACK);
stage_cache_setting(props, 0, MR_LD_CACHE_WRITE_BACK);
props.default_cache_policy & MR_LD_CACHE_WRITE_BACK ?