i965/vec4: fix move_push_constants_to_pull_constants() for 64-bit data

v2: adapt to changes in offset()

Reviewed-by: Matt Turner <[email protected]>

1 files changed, 19 insertions, 4 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp b/src/mesa/drivers/dri/i965/brw_vec4.cpp
index 4f985a57181..944ae87a3d7 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
@@ -884,10 +884,25 @@ vec4_visitor::move_push_constants_to_pull_constants()
 
          int uniform = inst->src[i].nr;
 
-         dst_reg temp = dst_reg(this, glsl_type::vec4_type);
-
-         emit_pull_constant_load(block, inst, temp, inst->src[i],
-                                 pull_constant_loc[uniform], src_reg());
+         dst_reg temp;
+         if (type_sz(inst->src[i].type) != 8) {
+            temp = dst_reg(this, glsl_type::vec4_type);
+            emit_pull_constant_load(block, inst, temp, inst->src[i],
+                                    pull_constant_loc[uniform], src_reg());
+         } else {
+            dst_reg shuffled = dst_reg(this, glsl_type::dvec4_type);
+            dst_reg shuffled_float = retype(shuffled, BRW_REGISTER_TYPE_F);
+
+            emit_pull_constant_load(block, inst, shuffled_float, inst->src[i],
+                                    pull_constant_loc[uniform], src_reg());
+            emit_pull_constant_load(block, inst,
+                                    offset(shuffled_float, 8, 1),
+                                    offset(inst->src[i], 8, 1),
+                                    pull_constant_loc[uniform], src_reg());
+
+            temp = dst_reg(this, glsl_type::dvec4_type);
+            shuffle_64bit_data(temp, src_reg(shuffled), false, block, inst);
+         }
 
          inst->src[i].file = temp.file;
          inst->src[i].nr = temp.nr;