tu: Call nir_opt_access

This adds some small optimizations, and enables lowering to isam in more
cases where the app didn't specify readonly.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15114>

diff --git a/src/freedreno/vulkan/tu_shader.c b/src/freedreno/vulkan/tu_shader.c
index e3e72f5..186e434 100644 (file)
--- a/src/freedreno/vulkan/tu_shader.c
+++ b/src/freedreno/vulkan/tu_shader.c
@@ -715,6 +715,11 @@ tu_shader_create(struct tu_device *dev,
    if (!shader)
       return NULL;
 
+   NIR_PASS_V(nir, nir_opt_access, &(nir_opt_access_options) {
+               .is_vulkan = true,
+               .infer_non_readable = true,
+             });
+
    if (nir->info.stage == MESA_SHADER_FRAGMENT) {
       NIR_PASS_V(nir, nir_lower_input_attachments,
                  &(nir_input_attachment_options) {