radeonsi: add use_aco field for struct si_shader

We are going to use aco for monolithic ps first.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22573>

src/gallium/drivers/radeonsi/si_shader.c

@@ -2224,6 +2224,16 @@ void si_update_shader_binary_info(struct si_shader *shader, nir_shader *nir)
    shader->info.uses_vmem_sampler_or_bvh |= info.uses_vmem_sampler_or_bvh;
 }
 
+static void si_determine_use_aco(struct si_shader *shader)
+{
+   const struct si_shader_selector *sel = shader->selector;
+
+   if (!(sel->screen->debug_flags & DBG(USE_ACO)))
+      return;
+
+   shader->use_aco = false;
+}
+
 /* Generate code for the hardware VS shader stage to go with a geometry shader */
 static struct si_shader *
 si_nir_generate_gs_copy_shader(struct si_screen *sscreen,
@@ -2363,6 +2373,8 @@ bool si_compile_shader(struct si_screen *sscreen, struct ac_llvm_compiler *compi
    bool ret = true;
    struct si_shader_selector *sel = shader->selector;
 
+   si_determine_use_aco(shader);
+
    /* We need this info only when legacy GS. */
    struct si_gs_output_info legacy_gs_output_info;
    if (sel->stage == MESA_SHADER_GEOMETRY && !shader->key.ge.as_ngg) {

src/gallium/drivers/radeonsi/si_shader.h

@@ -877,6 +877,9 @@ struct si_shader {
    bool is_gs_copy_shader;
    uint8_t wave_size;
 
+   /* Use ACO for compilation. */
+   bool use_aco;
+
    /* The following data is all that's needed for binary shaders. */
    struct si_shader_binary binary;
    struct ac_shader_config config;