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-rw-r--r--src/gallium/auxiliary/util/Makefile1
-rw-r--r--src/gallium/auxiliary/util/SConscript5
-rw-r--r--src/gallium/auxiliary/util/u_keymap.c309
-rw-r--r--src/gallium/auxiliary/util/u_keymap.h68
-rw-r--r--src/gallium/drivers/cell/ppu/cell_context.c6
-rw-r--r--src/gallium/drivers/cell/ppu/cell_context.h17
-rw-r--r--src/gallium/drivers/cell/ppu/cell_state_emit.c81
7 files changed, 485 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/util/Makefile b/src/gallium/auxiliary/util/Makefile
index d3951e4e7d..b3d1045a8f 100644
--- a/src/gallium/auxiliary/util/Makefile
+++ b/src/gallium/auxiliary/util/Makefile
@@ -10,6 +10,7 @@ C_SOURCES = \
u_gen_mipmap.c \
u_handle_table.c \
u_hash_table.c \
+ u_keymap.c \
u_math.c \
u_mm.c \
u_rect.c \
diff --git a/src/gallium/auxiliary/util/SConscript b/src/gallium/auxiliary/util/SConscript
index e65c17b1cc..8a04955a16 100644
--- a/src/gallium/auxiliary/util/SConscript
+++ b/src/gallium/auxiliary/util/SConscript
@@ -11,13 +11,14 @@ util = env.ConvenienceLibrary(
'u_gen_mipmap.c',
'u_handle_table.c',
'u_hash_table.c',
+ 'u_keymap.c',
'u_math.c',
'u_mm.c',
'u_rect.c',
'u_simple_shaders.c',
'u_snprintf.c',
- 'u_stream_stdc.c',
- 'u_stream_wd.c',
+ 'u_stream_stdc.c',
+ 'u_stream_wd.c',
'u_tile.c',
'u_time.c',
])
diff --git a/src/gallium/auxiliary/util/u_keymap.c b/src/gallium/auxiliary/util/u_keymap.c
new file mode 100644
index 0000000000..01b17ddb1b
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_keymap.c
@@ -0,0 +1,309 @@
+/**************************************************************************
+ *
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * Key lookup/associative container.
+ *
+ * Like Jose's u_hash_table, based on CSO cache code for now.
+ *
+ * Author: Brian Paul
+ */
+
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_debug.h"
+#include "pipe/p_error.h"
+
+#include "cso_cache/cso_hash.h"
+
+#include "util/u_memory.h"
+#include "util/u_keymap.h"
+
+
+struct keymap
+{
+ struct cso_hash *cso;
+ unsigned key_size;
+ unsigned max_entries; /* XXX not obeyed net */
+ unsigned num_entries;
+ keymap_delete_func delete_func;
+};
+
+
+struct keymap_item
+{
+ void *key, *value;
+};
+
+
+/**
+ * This the default key-delete function used when the client doesn't
+ * provide one.
+ */
+static void
+default_delete_func(const struct keymap *map,
+ const void *key, void *data, void *user)
+{
+ FREE((void*) data);
+}
+
+
+static INLINE struct keymap_item *
+hash_table_item(struct cso_hash_iter iter)
+{
+ return (struct keymap_item *) cso_hash_iter_data(iter);
+}
+
+
+/**
+ * Return 4-byte hash key for a block of bytes.
+ */
+static unsigned
+hash(const void *key, unsigned keySize)
+{
+ unsigned i, hash;
+
+ keySize /= 4; /* convert from bytes to uints */
+
+ hash = 0;
+ for (i = 0; i < keySize; i++) {
+ hash ^= (i + 1) * ((const unsigned *) key)[i];
+ }
+
+ /*hash = hash ^ (hash >> 11) ^ (hash >> 22);*/
+
+ return hash;
+}
+
+
+/**
+ * Create a new map.
+ * \param keySize size of the keys in bytes
+ * \param maxEntries max number of entries to allow (~0 = infinity)
+ * \param deleteFunc optional callback to call when entries
+ * are deleted/replaced
+ */
+struct keymap *
+util_new_keymap(unsigned keySize, unsigned maxEntries,
+ keymap_delete_func deleteFunc)
+{
+ struct keymap *map = MALLOC_STRUCT(keymap);
+ if (!map)
+ return NULL;
+
+ map->cso = cso_hash_create();
+ if (!map->cso) {
+ FREE(map);
+ return NULL;
+ }
+
+ map->max_entries = maxEntries;
+ map->num_entries = 0;
+ map->key_size = keySize;
+ map->delete_func = deleteFunc ? deleteFunc : default_delete_func;
+
+ return map;
+}
+
+
+/**
+ * Delete/free a keymap and all entries. The deleteFunc that was given at
+ * create time will be called for each entry.
+ * \param user user-provided pointer passed through to the delete callback
+ */
+void
+util_delete_keymap(struct keymap *map, void *user)
+{
+ util_keymap_remove_all(map, user);
+ cso_hash_delete(map->cso);
+ FREE(map);
+}
+
+
+static INLINE struct cso_hash_iter
+hash_table_find_iter(const struct keymap *map, const void *key,
+ unsigned key_hash)
+{
+ struct cso_hash_iter iter;
+ struct keymap_item *item;
+
+ iter = cso_hash_find(map->cso, key_hash);
+ while (!cso_hash_iter_is_null(iter)) {
+ item = (struct keymap_item *) cso_hash_iter_data(iter);
+ if (!memcmp(item->key, key, map->key_size))
+ break;
+ iter = cso_hash_iter_next(iter);
+ }
+
+ return iter;
+}
+
+
+static INLINE struct keymap_item *
+hash_table_find_item(const struct keymap *map, const void *key,
+ unsigned key_hash)
+{
+ struct cso_hash_iter iter = hash_table_find_iter(map, key, key_hash);
+ if (cso_hash_iter_is_null(iter)) {
+ return NULL;
+ }
+ else {
+ return hash_table_item(iter);
+ }
+}
+
+
+/**
+ * Insert a new key + data pointer into the table.
+ * Note: we create a copy of the key, but not the data!
+ * If the key is already present in the table, replace the existing
+ * entry (calling the delete callback on the previous entry).
+ * If the maximum capacity of the map is reached an old entry
+ * will be deleted (the delete callback will be called).
+ */
+boolean
+util_keymap_insert(struct keymap *map, const void *key,
+ const void *data, void *user)
+{
+ unsigned key_hash;
+ struct keymap_item *item;
+ struct cso_hash_iter iter;
+
+ assert(map);
+
+ key_hash = hash(key, map->key_size);
+
+ item = hash_table_find_item(map, key, key_hash);
+ if (item) {
+ /* call delete callback for old entry/item */
+ map->delete_func(map, item->key, item->value, user);
+ item->value = (void *) data;
+ return TRUE;
+ }
+
+ item = MALLOC_STRUCT(keymap_item);
+ if (!item)
+ return FALSE;
+
+ item->key = mem_dup(key, map->key_size);
+ item->value = (void *) data;
+
+ iter = cso_hash_insert(map->cso, key_hash, item);
+ if (cso_hash_iter_is_null(iter)) {
+ FREE(item);
+ return FALSE;
+ }
+
+ map->num_entries++;
+
+ return TRUE;
+}
+
+
+/**
+ * Look up a key in the map and return the associated data pointer.
+ */
+const void *
+util_keymap_lookup(const struct keymap *map, const void *key)
+{
+ unsigned key_hash;
+ struct keymap_item *item;
+
+ assert(map);
+
+ key_hash = hash(key, map->key_size);
+
+ item = hash_table_find_item(map, key, key_hash);
+ if (!item)
+ return NULL;
+
+ return item->value;
+}
+
+
+/**
+ * Remove an entry from the map.
+ * The delete callback will be called if the given key/entry is found.
+ * \param user passed to the delete callback as the last param.
+ */
+void
+util_keymap_remove(struct keymap *map, const void *key, void *user)
+{
+ unsigned key_hash;
+ struct cso_hash_iter iter;
+ struct keymap_item *item;
+
+ assert(map);
+
+ key_hash = hash(key, map->key_size);
+
+ iter = hash_table_find_iter(map, key, key_hash);
+ if (cso_hash_iter_is_null(iter))
+ return;
+
+ item = hash_table_item(iter);
+ assert(item);
+ map->delete_func(map, item->key, item->value, user);
+ FREE(item->key);
+ FREE(item);
+
+ map->num_entries--;
+
+ cso_hash_erase(map->cso, iter);
+}
+
+
+/**
+ * Remove all entries from the map, calling the delete callback for each.
+ * \param user passed to the delete callback as the last param.
+ */
+void
+util_keymap_remove_all(struct keymap *map, void *user)
+{
+ struct cso_hash_iter iter;
+ struct keymap_item *item;
+
+ assert(map);
+
+ iter = cso_hash_first_node(map->cso);
+ while (!cso_hash_iter_is_null(iter)) {
+ item = (struct keymap_item *)
+ cso_hash_take(map->cso, cso_hash_iter_key(iter));
+ map->delete_func(map, item->key, item->value, user);
+ FREE(item->key);
+ FREE(item);
+ iter = cso_hash_first_node(map->cso);
+ }
+}
+
+
+extern void
+util_keymap_info(const struct keymap *map)
+{
+ debug_printf("Keymap %p: %u of max %u entries\n",
+ (void *) map, map->num_entries, map->max_entries);
+}
diff --git a/src/gallium/auxiliary/util/u_keymap.h b/src/gallium/auxiliary/util/u_keymap.h
new file mode 100644
index 0000000000..8d60a76fc3
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_keymap.h
@@ -0,0 +1,68 @@
+/**************************************************************************
+ *
+ * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef U_KEYMAP_H
+#define U_KEYMAP_H
+
+#include "pipe/p_compiler.h"
+
+
+/** opaque keymap type */
+struct keymap;
+
+
+/** Delete/callback function type */
+typedef void (*keymap_delete_func)(const struct keymap *map,
+ const void *key, void *data,
+ void *user);
+
+
+extern struct keymap *
+util_new_keymap(unsigned keySize, unsigned maxEntries,
+ keymap_delete_func deleteFunc);
+
+extern void
+util_delete_keymap(struct keymap *map, void *user);
+
+extern boolean
+util_keymap_insert(struct keymap *map, const void *key,
+ const void *data, void *user);
+
+extern const void *
+util_keymap_lookup(const struct keymap *map, const void *key);
+
+extern void
+util_keymap_remove(struct keymap *map, const void *key, void *user);
+
+extern void
+util_keymap_remove_all(struct keymap *map, void *user);
+
+extern void
+util_keymap_info(const struct keymap *map);
+
+
+#endif /* U_KEYMAP_H */
diff --git a/src/gallium/drivers/cell/ppu/cell_context.c b/src/gallium/drivers/cell/ppu/cell_context.c
index 62e213ea35..30ce6f9762 100644
--- a/src/gallium/drivers/cell/ppu/cell_context.c
+++ b/src/gallium/drivers/cell/ppu/cell_context.c
@@ -62,6 +62,8 @@ cell_destroy_context( struct pipe_context *pipe )
{
struct cell_context *cell = cell_context(pipe);
+ util_delete_keymap(cell->fragment_ops_cache, NULL);
+
cell_spu_exit(cell);
align_free(cell);
@@ -131,6 +133,10 @@ cell_create_context(struct pipe_screen *screen,
cell->draw = cell_draw_create(cell);
+ /* Create cache of fragment ops generated code */
+ cell->fragment_ops_cache =
+ util_new_keymap(sizeof(struct cell_fragment_ops_key), ~0, NULL);
+
cell_init_vbuf(cell);
draw_set_rasterize_stage(cell->draw, cell->vbuf);
diff --git a/src/gallium/drivers/cell/ppu/cell_context.h b/src/gallium/drivers/cell/ppu/cell_context.h
index 3dc15c9233..80a9b3d7e1 100644
--- a/src/gallium/drivers/cell/ppu/cell_context.h
+++ b/src/gallium/drivers/cell/ppu/cell_context.h
@@ -38,6 +38,7 @@
#include "cell/common.h"
#include "rtasm/rtasm_ppc_spe.h"
#include "tgsi/tgsi_scan.h"
+#include "util/u_keymap.h"
struct cell_vbuf_render;
@@ -67,6 +68,19 @@ struct cell_fragment_shader_state
/**
+ * Key for mapping per-fragment state to cached SPU machine code.
+ * keymap(cell_fragment_ops_key) => cell_command_fragment_ops
+ */
+struct cell_fragment_ops_key
+{
+ struct pipe_blend_state blend;
+ struct pipe_depth_stencil_alpha_state dsa;
+ enum pipe_format color_format;
+ enum pipe_format zs_format;
+};
+
+
+/**
* Per-context state, subclass of pipe_context.
*/
struct cell_context
@@ -107,6 +121,9 @@ struct cell_context
uint dirty;
+ /** Cache of code generated for per-fragment ops */
+ struct keymap *fragment_ops_cache;
+
/** The primitive drawing context */
struct draw_context *draw;
struct draw_stage *render_stage;
diff --git a/src/gallium/drivers/cell/ppu/cell_state_emit.c b/src/gallium/drivers/cell/ppu/cell_state_emit.c
index f35893537b..69c1e4d342 100644
--- a/src/gallium/drivers/cell/ppu/cell_state_emit.c
+++ b/src/gallium/drivers/cell/ppu/cell_state_emit.c
@@ -36,6 +36,79 @@
#include "draw/draw_private.h"
+/**
+ * Find/create a cell_command_fragment_ops object corresponding to the
+ * current blend/stencil/z/colormask/etc. state.
+ */
+static struct cell_command_fragment_ops *
+lookup_fragment_ops(struct cell_context *cell)
+{
+ struct cell_fragment_ops_key key;
+ struct cell_command_fragment_ops *ops;
+
+ /*
+ * Build key
+ */
+ memset(&key, 0, sizeof(key));
+ key.blend = *cell->blend;
+ key.dsa = *cell->depth_stencil;
+
+ if (cell->framebuffer.cbufs[0])
+ key.color_format = cell->framebuffer.cbufs[0]->format;
+ else
+ key.color_format = PIPE_FORMAT_NONE;
+
+ if (cell->framebuffer.zsbuf)
+ key.zs_format = cell->framebuffer.zsbuf->format;
+ else
+ key.zs_format = PIPE_FORMAT_NONE;
+
+ /*
+ * Look up key in cache.
+ */
+ ops = (struct cell_command_fragment_ops *)
+ util_keymap_lookup(cell->fragment_ops_cache, &key);
+
+ /*
+ * If not found, create/save new fragment ops command.
+ */
+ if (!ops) {
+ struct spe_function spe_code;
+
+ if (0)
+ debug_printf("**** Create New Fragment Ops\n");
+
+ /* Prepare the buffer that will hold the generated code. */
+ spe_init_func(&spe_code, SPU_MAX_FRAGMENT_OPS_INSTS * SPE_INST_SIZE);
+
+ /* generate new code */
+ cell_gen_fragment_function(cell, &spe_code);
+
+ /* alloc new fragment ops command */
+ ops = CALLOC_STRUCT(cell_command_fragment_ops);
+
+ /* populate the new cell_command_fragment_ops object */
+ ops->opcode = CELL_CMD_STATE_FRAGMENT_OPS;
+ memcpy(ops->code, spe_code.store, spe_code_size(&spe_code));
+ ops->dsa = *cell->depth_stencil;
+ ops->blend = *cell->blend;
+
+ /* insert cell_command_fragment_ops object into keymap/cache */
+ util_keymap_insert(cell->fragment_ops_cache, &key, ops, NULL);
+
+ /* release rtasm buffer */
+ spe_release_func(&spe_code);
+ }
+ else {
+ if (0)
+ debug_printf("**** Re-use Fragment Ops\n");
+ }
+
+ return ops;
+}
+
+
+
static void
emit_state_cmd(struct cell_context *cell, uint cmd,
const void *state, uint state_size)
@@ -92,6 +165,7 @@ cell_emit_state(struct cell_context *cell)
if (cell->dirty & (CELL_NEW_FRAMEBUFFER |
CELL_NEW_DEPTH_STENCIL |
CELL_NEW_BLEND)) {
+#if 0
/* XXX we don't want to always do codegen here. We should have
* a hash/lookup table to cache previous results...
*/
@@ -114,6 +188,13 @@ cell_emit_state(struct cell_context *cell)
/* free codegen buffer */
spe_release_func(&spe_code);
+#else
+ struct cell_command_fragment_ops *fops, *fops_cmd;
+ fops_cmd = cell_batch_alloc(cell, sizeof(*fops_cmd));
+ fops = lookup_fragment_ops(cell);
+ memcpy(fops_cmd, fops, sizeof(*fops));
+#endif
+
}
if (cell->dirty & CELL_NEW_SAMPLER) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-04 13:12:52 +0000