glsl: add AoA support for atomic counters

[mesa.git] / src / glsl / lower_packed_varyings.cpp

diff --git a/src/glsl/lower_packed_varyings.cpp b/src/glsl/lower_packed_varyings.cpp
index f8e79bd8ca96c43a5fc0831c4ee10a90380e83ff..5d66ca931cf353a0c9438f843c50068fb0b352e3 100644 (file)
--- a/src/glsl/lower_packed_varyings.cpp
+++ b/src/glsl/lower_packed_varyings.cpp
@@ -170,7 +170,7 @@ public:
                                  exec_list *out_instructions,
                                  exec_list *out_variables);
 
-   void run(exec_list *instructions);
+   void run(struct gl_shader *shader);
 
 private:
    void bitwise_assign_pack(ir_rvalue *lhs, ir_rvalue *rhs);
@@ -252,9 +252,9 @@ lower_packed_varyings_visitor::lower_packed_varyings_visitor(
 }
 
 void
-lower_packed_varyings_visitor::run(exec_list *instructions)
+lower_packed_varyings_visitor::run(struct gl_shader *shader)
 {
-   foreach_in_list(ir_instruction, node, instructions) {
+   foreach_in_list(ir_instruction, node, shader->ir) {
       ir_variable *var = node->as_variable();
       if (var == NULL)
          continue;
@@ -272,6 +272,14 @@ lower_packed_varyings_visitor::run(exec_list *instructions)
       assert(var->data.interpolation == INTERP_QUALIFIER_FLAT ||
              !var->type->contains_integer());
 
+      /* Clone the variable for program resource list before
+       * it gets modified and lost.
+       */
+      if (!shader->packed_varyings)
+         shader->packed_varyings = new (shader) exec_list;
+
+      shader->packed_varyings->push_tail(var->clone(shader, NULL));
+
       /* Change the old varying into an ordinary global. */
       assert(var->data.mode != ir_var_temporary);
       var->data.mode = ir_var_auto;
@@ -610,6 +618,7 @@ lower_packed_varyings_visitor::get_packed_varying_deref(
       }
       packed_var->data.centroid = unpacked_var->data.centroid;
       packed_var->data.sample = unpacked_var->data.sample;
+      packed_var->data.patch = unpacked_var->data.patch;
       packed_var->data.interpolation = unpacked_var->data.interpolation;
       packed_var->data.location = location;
       unpacked_var->insert_before(packed_var);
@@ -645,8 +654,8 @@ lower_packed_varyings_visitor::needs_lowering(ir_variable *var)
    if (var->data.explicit_location)
       return false;
 
-   if (var->type->without_array()->vector_elements == 4 &&
-       !var->type->is_double())
+   const glsl_type *type = var->type->without_array();
+   if (type->vector_elements == 4 && !type->is_double())
       return false;
    return true;
 }
@@ -710,7 +719,7 @@ lower_packed_varyings(void *mem_ctx, unsigned locations_used,
                                          gs_input_vertices,
                                          &new_instructions,
                                          &new_variables);
-   visitor.run(instructions);
+   visitor.run(shader);
    if (mode == ir_var_shader_out) {
       if (shader->Stage == MESA_SHADER_GEOMETRY) {
          /* For geometry shaders, outputs need to be lowered before each call