asahi: Report local_size from compiler

So we can add more shared in the compiler.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24847>

src/asahi/compiler/agx_compile.c

@@ -2795,6 +2795,8 @@ agx_compile_shader_nir(nir_shader *nir, struct agx_shader_key *key,
    if (agx_should_dump(nir, AGX_DBG_SHADERS))
       nir_print_shader(nir, stdout);
 
+   out->local_size = nir->info.shared_size;
+
    nir_foreach_function_with_impl(func, impl, nir) {
       unsigned offset =
          agx_compile_function_nir(nir, impl, key, debug, binary, out);

src/asahi/compiler/agx_compile.h

@@ -101,6 +101,9 @@ struct agx_shader_info {
    /* Number of uniforms */
    unsigned push_count;
 
+   /* Local memory allocation in bytes */
+   unsigned local_size;
+
    /* Does the shader have a preamble? If so, it is at offset preamble_offset.
     * The main shader is at offset main_offset. The preamble is executed first.
     */

src/gallium/drivers/asahi/agx_state.c

@@ -1839,8 +1839,6 @@ agx_create_compute_state(struct pipe_context *pctx,
    if (!so)
       return NULL;
 
-   so->static_shared_mem = cso->static_shared_mem;
-
    so->variants = _mesa_hash_table_create(so, asahi_cs_shader_key_hash,
                                           asahi_cs_shader_key_equal);
 
@@ -1850,8 +1848,11 @@ agx_create_compute_state(struct pipe_context *pctx,
    nir_shader *nir = (void *)cso->prog;
 
    agx_shader_initialize(dev, so, nir);
+   struct agx_compiled_shader *cs =
       agx_get_shader_variant(agx_screen(pctx->screen), so, &pctx->debug, &key);
 
+   so->static_shared_mem = cs->info.local_size;
+
    /* We're done with the NIR, throw it away */
    ralloc_free(nir);
    return so;