nir: Add scoped_memory_barrier intrinsic

[mesa.git] / src / compiler / nir / nir_opt_copy_prop_vars.c

diff --git a/src/compiler/nir/nir_opt_copy_prop_vars.c b/src/compiler/nir/nir_opt_copy_prop_vars.c
index c65beb227562137be5a868cd883ecd07af00ecf3..c4544eac0f2bee7ec4a60c6e2ee7ccb640e58e43 100644 (file)
--- a/src/compiler/nir/nir_opt_copy_prop_vars.c
+++ b/src/compiler/nir/nir_opt_copy_prop_vars.c
@@ -171,6 +171,11 @@ gather_vars_written(struct copy_prop_var_state *state,
                               nir_var_mem_shared;
             break;
 
+         case nir_intrinsic_scoped_memory_barrier:
+            if (nir_intrinsic_memory_semantics(intrin) & NIR_MEMORY_ACQUIRE)
+               written->modes |= nir_intrinsic_memory_modes(intrin);
+            break;
+
          case nir_intrinsic_emit_vertex:
          case nir_intrinsic_emit_vertex_with_counter:
             written->modes = nir_var_shader_out;
@@ -802,6 +807,13 @@ copy_prop_vars_block(struct copy_prop_var_state *state,
                                          nir_var_mem_shared);
          break;
 
+      case nir_intrinsic_scoped_memory_barrier:
+         if (debug) dump_instr(instr);
+
+         if (nir_intrinsic_memory_semantics(intrin) & NIR_MEMORY_ACQUIRE)
+            apply_barrier_for_modes(copies, nir_intrinsic_memory_modes(intrin));
+         break;
+
       case nir_intrinsic_emit_vertex:
       case nir_intrinsic_emit_vertex_with_counter:
          if (debug) dump_instr(instr);