[Mesa-dev] [RFC PATCH 15/26] glsl: allow input memory qualifiers for images

[Samuel Pitoiset]

The GL_ARB_bindless_texture spec allows images to be declared as
shader inputs.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
 src/compiler/glsl/ast_type.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/compiler/glsl/ast_type.cpp b/src/compiler/glsl/ast_type.cpp
index cf84528775..b1929f7550 100644
--- a/src/compiler/glsl/ast_type.cpp
+++ b/src/compiler/glsl/ast_type.cpp
@@ -276,6 +276,17 @@ ast_type_qualifier::merge_qualifier(YYLTYPE *loc,
    input_layout_mask.flags.q.sample = 1;
    input_layout_mask.flags.q.smooth = 1;
 
+   if (state->has_bindless()) {
+      /* Allow to use qualifiers for images declared as shader inputs/outputs
+       * as specified by GL_ARB_bindless_texture. */
+      input_layout_mask.flags.q.coherent = 1;
+      input_layout_mask.flags.q._volatile = 1;
+      input_layout_mask.flags.q.restrict_flag = 1;
+      input_layout_mask.flags.q.read_only = 1;
+      input_layout_mask.flags.q.write_only = 1;
+      input_layout_mask.flags.q.explicit_image_format = 1;
+   }
+
    /* Uniform block layout qualifiers get to overwrite each
     * other (rightmost having priority), while all other
     * qualifiers currently don't allow duplicates.
-- 
2.12.2