[Mesa-dev] [PATCH] i965/nir: Mark const index UBO surfaces as used

[Jordan Justen]

Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
---
 src/mesa/drivers/dri/i965/brw_fs_nir.cpp   | 6 ++++--
 src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 6 ++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 4950ba4..6d69e96 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -1438,8 +1438,10 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr
       fs_reg surf_index;
 
       if (const_index) {
-         surf_index = fs_reg(stage_prog_data->binding_table.ubo_start +
-                             const_index->u[0]);
+         unsigned index = stage_prog_data->binding_table.ubo_start +
+                          const_index->u[0];
+         surf_index = fs_reg(index);
+         brw_mark_surface_used(prog_data, index);
       } else {
          /* The block index is not a constant. Evaluate the index expression
           * per-channel and add the base UBO index; we have to select a value
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
index 0f04f65..efbdaa9 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
@@ -749,8 +749,10 @@ vec4_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
          /* The block index is a constant, so just emit the binding table entry
           * as an immediate.
           */
-         surf_index = src_reg(prog_data->base.binding_table.ubo_start +
-                              const_block_index->u[0]);
+         unsigned index = prog_data->base.binding_table.ubo_start +
+                          const_block_index->u[0];
+         surf_index = src_reg(index);
+         brw_mark_surface_used(&prog_data->base, index);
       } else {
          /* The block index is not a constant. Evaluate the index expression
           * per-channel and add the base UBO index; we have to select a value
-- 
2.5.1