glsl: process bindless/bound layout qualifiers

This adds bindless_sampler and bound_sampler (and respectively
bindless_image and bound_image) to the parser.

v3: - add an extra space in apply_bindless_qualifier_to_variable()
    - fix indentation in merge_qualifier()

Signed-off-by: Samuel Pitoiset <[email protected]>
Reviewed-by: Timothy Arceri <[email protected]>
Reviewed-by: Nicolai Hähnle <[email protected]>

1 files changed, 21 insertions, 0 deletions

diff --git a/src/compiler/glsl/glsl_parser.yy b/src/compiler/glsl/glsl_parser.yy
index e703073c9ca..9cdc37eb9a3 100644
--- a/src/compiler/glsl/glsl_parser.yy
+++ b/src/compiler/glsl/glsl_parser.yy
@@ -1589,6 +1589,27 @@ layout_qualifier_id:
          }
       }
 
+      /* Layout qualifiers for ARB_bindless_texture. */
+      if (!$$.flags.i) {
+         if (match_layout_qualifier($1, "bindless_sampler", state) == 0)
+            $$.flags.q.bindless_sampler = 1;
+         if (match_layout_qualifier($1, "bound_sampler", state) == 0)
+            $$.flags.q.bound_sampler = 1;
+
+         if (state->has_shader_image_load_store()) {
+            if (match_layout_qualifier($1, "bindless_image", state) == 0)
+               $$.flags.q.bindless_image = 1;
+            if (match_layout_qualifier($1, "bound_image", state) == 0)
+               $$.flags.q.bound_image = 1;
+         }
+
+         if ($$.flags.i && !state->has_bindless()) {
+            _mesa_glsl_error(& @1, state,
+                             "qualifier `%s` requires "
+                             "ARB_bindless_texture", $1);
+         }
+      }
+
       if (!$$.flags.i) {
          _mesa_glsl_error(& @1, state, "unrecognized layout identifier "
                           "`%s'", $1);