nir: add nir_lower_samplers_as_deref pass

This pass is a replacement for the nir_lower_samplers pass, which has the
advantage of keeping sampler references as derefs. This allows a unified
treatment of texture instructions and image intrinsics in the backend.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index 007ca6afe4d..b6c6923627c 100644
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -2442,6 +2442,8 @@ void nir_lower_io_to_scalar(nir_shader *shader, nir_variable_mode mask);
 
 bool nir_lower_samplers(nir_shader *shader,
                         const struct gl_shader_program *shader_program);
+bool nir_lower_samplers_as_deref(nir_shader *shader,
+                                 const struct gl_shader_program *shader_program);
 
 bool nir_lower_system_values(nir_shader *shader);