diff options
Diffstat (limited to 'gcc/params.def')
| -rw-r--r-- | gcc/params.def | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/params.def b/gcc/params.def index 488a4a9..764b3c4 100644 --- a/gcc/params.def +++ b/gcc/params.def @@ -594,6 +594,37 @@ DEFPARAM(PARAM_MAX_SCHED_READY_INSNS, "The maximum number of instructions ready to be issued to be considered by the scheduler during the first scheduling pass", 100, 0, 0) +/* Prefetching and cache-optimizations related parameters. Default values are + usually set by machine description. */ + +/* The number of insns executed before prefetch is completed. */ + +DEFPARAM (PARAM_PREFETCH_LATENCY, + "prefetch-latency", + "The number of insns executed before prefetch is completed", + 200, 0, 0) + +/* The number of prefetches that can run at the same time. */ + +DEFPARAM (PARAM_SIMULTANEOUS_PREFETCHES, + "simultaneous-prefetches", + "The number of prefetches that can run at the same time", + 3, 0, 0) + +/* The size of L1 cache in number of cache lines. */ + +DEFPARAM (PARAM_L1_CACHE_SIZE, + "l1-cache-size", + "The size of L1 cache", + 1024, 0, 0) + +/* The size of L1 cache line in bytes. */ + +DEFPARAM (PARAM_L1_CACHE_LINE_SIZE, + "l1-cache-line-size", + "The size of L1 cache line", + 32, 0, 0) + /* Local variables: mode:c |