static struct qinst * vc4_find_cse(struct vc4_compile *c, struct hash_table *ht, struct qinst *inst, uint32_t sf_count, uint32_t r4_count) { if (inst->dst.file != QFILE_TEMP || inst->op == QOP_MOV || qir_get_op_nsrc(inst->op) > 4) { return NULL; } struct inst_key key; memset(&key, 0, sizeof(key)); key.op = inst->op; memcpy(key.src, inst->src, qir_get_op_nsrc(inst->op) * sizeof(key.src[0])); if (qir_depends_on_flags(inst)) key.implicit_arg_update_count = sf_count; if (qir_reads_r4(inst)) key.implicit_arg_update_count = r4_count; uint32_t hash = _mesa_hash_data(&key, sizeof(key)); struct hash_entry *entry = _mesa_hash_table_search_pre_hashed(ht, hash, &key); if (entry) { if (debug) { fprintf(stderr, "CSE found match:\n"); fprintf(stderr, " Original inst: "); qir_dump_inst(c, entry->data); fprintf(stderr, "\n"); fprintf(stderr, " Our inst: "); qir_dump_inst(c, inst); fprintf(stderr, "\n"); } return entry->data; } struct inst_key *alloc_key = ralloc(ht, struct inst_key); if (!alloc_key) return NULL; memcpy(alloc_key, &key, sizeof(*alloc_key)); _mesa_hash_table_insert_pre_hashed(ht, hash, alloc_key, inst); if (debug) { fprintf(stderr, "Added to CSE HT: "); qir_dump_inst(c, inst); fprintf(stderr, "\n"); } return NULL; }
static uint32_t keybox_hash(const void *void_key) { const struct keybox *key = void_key; return _mesa_hash_data(&key->cache_id, key->size + sizeof(key->cache_id)); }
static uint32_t u32_hash(const void *key) { return _mesa_hash_data(key, sizeof(uint32_t)); }
static uint32_t vbo_minmax_cache_hash(const struct minmax_cache_key *key) { return _mesa_hash_data(key, sizeof(*key)); }
static uint32_t key_hash_uint(const void *key) { return _mesa_hash_data(key, 4); }