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authorZack Rusin <zack@tungstengraphics.com>2008-02-26 01:48:01 -0500
committerZack Rusin <zack@tungstengraphics.com>2008-02-26 01:51:46 -0500
commit7838aaffdb9d34427ebcb73aac585c85d9622018 (patch)
treee22deeb7447eb23395d9459b46335f1a1b11f65c /src/gallium/auxiliary/cso_cache
parente7985105695a18c29c13deb2b8f40c15eef72ee6 (diff)
implement cache limits for cso
by default set to 4096, which might be on the large side
Diffstat (limited to 'src/gallium/auxiliary/cso_cache')
-rw-r--r--src/gallium/auxiliary/cso_cache/cso_cache.c144
-rw-r--r--src/gallium/auxiliary/cso_cache/cso_hash.c5
-rw-r--r--src/gallium/auxiliary/cso_cache/cso_hash.h4
3 files changed, 110 insertions, 43 deletions
diff --git a/src/gallium/auxiliary/cso_cache/cso_cache.c b/src/gallium/auxiliary/cso_cache/cso_cache.c
index f31042bce1..a6e8469b44 100644
--- a/src/gallium/auxiliary/cso_cache/cso_cache.c
+++ b/src/gallium/auxiliary/cso_cache/cso_cache.c
@@ -127,12 +127,106 @@ static int _cso_size_for_type(enum cso_cache_type type)
return 0;
}
+
+static void delete_blend_state(void *state, void *data)
+{
+ struct cso_blend *cso = (struct cso_blend *)state;
+ if (cso->delete_state && cso->data != &cso->state)
+ cso->delete_state(cso->context, cso->data);
+}
+
+static void delete_depth_stencil_state(void *state, void *data)
+{
+ struct cso_depth_stencil_alpha *cso = (struct cso_depth_stencil_alpha *)state;
+ if (cso->delete_state && cso->data != &cso->state)
+ cso->delete_state(cso->context, cso->data);
+}
+
+static void delete_sampler_state(void *state, void *data)
+{
+ struct cso_sampler *cso = (struct cso_sampler *)state;
+ if (cso->delete_state && cso->data != &cso->state)
+ cso->delete_state(cso->context, cso->data);
+}
+
+static void delete_rasterizer_state(void *state, void *data)
+{
+ struct cso_rasterizer *cso = (struct cso_rasterizer *)state;
+ if (cso->delete_state && cso->data != &cso->state)
+ cso->delete_state(cso->context, cso->data);
+}
+
+static void delete_fs_state(void *state, void *data)
+{
+ struct cso_fragment_shader *cso = (struct cso_fragment_shader *)state;
+ if (cso->delete_state && cso->data != &cso->state)
+ cso->delete_state(cso->context, cso->data);
+}
+
+static void delete_vs_state(void *state, void *data)
+{
+ struct cso_vertex_shader *cso = (struct cso_vertex_shader *)state;
+ if (cso->delete_state && cso->data != &cso->state)
+ cso->delete_state(cso->context, cso->data);
+}
+
+
+static INLINE void delete_cso(void *state, enum cso_cache_type type)
+{
+ switch (type) {
+ case CSO_BLEND: {
+ delete_blend_state(state, 0);
+ }
+ break;
+ case CSO_SAMPLER: {
+ delete_sampler_state(state, 0);
+ }
+ break;
+ case CSO_DEPTH_STENCIL_ALPHA: {
+ delete_depth_stencil_state(state, 0);
+ }
+ break;
+ case CSO_RASTERIZER: {
+ delete_rasterizer_state(state, 0);
+ }
+ break;
+ case CSO_FRAGMENT_SHADER: {
+ delete_fs_state(state, 0);
+ }
+ break;
+ case CSO_VERTEX_SHADER: {
+ delete_vs_state(state, 0);
+ }
+ break;
+ }
+ free(state);
+}
+
+static INLINE void sanitize_hash(struct cso_hash *hash, enum cso_cache_type type,
+ int max_size)
+{
+ /* if we're approach the maximum size, remove fourth of the entries
+ * otherwise every subsequent call will go through the same */
+ int max_entries = (max_size > cso_hash_size(hash)) ? max_size : cso_hash_size(hash);
+ int to_remove = (max_size < max_entries) * max_entries/4;
+ while (to_remove) {
+ /*remove elements until we're good */
+ /*fixme: currently we pick the nodes to remove at random*/
+ struct cso_hash_iter iter = cso_hash_first_node(hash);
+ void *cso = cso_hash_take(hash, cso_hash_iter_key(iter));
+ delete_cso(cso, type);
+ --to_remove;
+ }
+}
+
struct cso_hash_iter
cso_insert_state(struct cso_cache *sc,
unsigned hash_key, enum cso_cache_type type,
void *state)
{
struct cso_hash *hash = _cso_hash_for_type(sc, type);
+ sanitize_hash(hash, type, sc->max_size);
+
return cso_hash_insert(hash, hash_key, state);
}
@@ -239,48 +333,6 @@ void cso_for_each_state(struct cso_cache *sc, enum cso_cache_type type,
}
}
-static void delete_blend_state(void *state, void *user_data)
-{
- struct cso_blend *cso = (struct cso_blend *)state;
- if (cso->delete_state && cso->data != &cso->state)
- cso->delete_state(cso->context, cso->data);
-}
-
-static void delete_depth_stencil_state(void *state, void *pipe)
-{
- struct cso_depth_stencil_alpha *cso = (struct cso_depth_stencil_alpha *)state;
- if (cso->delete_state && cso->data != &cso->state)
- cso->delete_state(cso->context, cso->data);
-}
-
-static void delete_sampler_state(void *state, void *pipe)
-{
- struct cso_sampler *cso = (struct cso_sampler *)state;
- if (cso->delete_state && cso->data != &cso->state)
- cso->delete_state(cso->context, cso->data);
-}
-
-static void delete_rasterizer_state(void *state, void *pipe)
-{
- struct cso_rasterizer *cso = (struct cso_rasterizer *)state;
- if (cso->delete_state && cso->data != &cso->state)
- cso->delete_state(cso->context, cso->data);
-}
-
-static void delete_fs_state(void *state, void *pipe)
-{
- struct cso_fragment_shader *cso = (struct cso_fragment_shader *)state;
- if (cso->delete_state && cso->data != &cso->state)
- cso->delete_state(cso->context, cso->data);
-}
-
-static void delete_vs_state(void *state, void *pipe)
-{
- struct cso_vertex_shader *cso = (struct cso_vertex_shader *)state;
- if (cso->delete_state && cso->data != &cso->state)
- cso->delete_state(cso->context, cso->data);
-}
-
void cso_cache_delete(struct cso_cache *sc)
{
assert(sc);
@@ -304,6 +356,14 @@ void cso_cache_delete(struct cso_cache *sc)
void cso_set_maximum_cache_size(struct cso_cache *sc, int number)
{
sc->max_size = number;
+
+ sanitize_hash(sc->blend_hash, CSO_BLEND, sc->max_size);
+ sanitize_hash(sc->depth_stencil_hash, CSO_DEPTH_STENCIL_ALPHA,
+ sc->max_size);
+ sanitize_hash(sc->fs_hash, CSO_FRAGMENT_SHADER, sc->max_size);
+ sanitize_hash(sc->vs_hash, CSO_VERTEX_SHADER, sc->max_size);
+ sanitize_hash(sc->rasterizer_hash, CSO_RASTERIZER, sc->max_size);
+ sanitize_hash(sc->sampler_hash, CSO_SAMPLER, sc->max_size);
}
int cso_maximum_cache_size(const struct cso_cache *sc)
diff --git a/src/gallium/auxiliary/cso_cache/cso_hash.c b/src/gallium/auxiliary/cso_cache/cso_hash.c
index 208fc58502..b3b4d667d2 100644
--- a/src/gallium/auxiliary/cso_cache/cso_hash.c
+++ b/src/gallium/auxiliary/cso_cache/cso_hash.c
@@ -395,3 +395,8 @@ struct cso_hash_iter cso_hash_first_node(struct cso_hash *hash)
struct cso_hash_iter iter = {hash, cso_data_first_node(hash->data.d)};
return iter;
}
+
+int cso_hash_size(struct cso_hash *hash)
+{
+ return hash->data.d->size;
+}
diff --git a/src/gallium/auxiliary/cso_cache/cso_hash.h b/src/gallium/auxiliary/cso_cache/cso_hash.h
index 86c62c027a..d5bca9d591 100644
--- a/src/gallium/auxiliary/cso_cache/cso_hash.h
+++ b/src/gallium/auxiliary/cso_cache/cso_hash.h
@@ -47,7 +47,9 @@ struct cso_hash_iter {
};
struct cso_hash *cso_hash_create(void);
-void cso_hash_delete(struct cso_hash *hash);
+void cso_hash_delete(struct cso_hash *hash);
+
+int cso_hash_size(struct cso_hash *hash);
struct cso_hash_iter cso_hash_insert(struct cso_hash *hash, unsigned key,
void *data);