glsl/types: rename is_dual_slot_double to is_dual_slot_64bit.

In the future int64 support will have the same requirements.

Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: Dave Airlie <airlied@redhat.com>

src/compiler/glsl/ir_set_program_inouts.cpp

@@ -119,7 +119,7 @@ mark(struct gl_program *prog, ir_variable *var, int offset, int len,
 
          /* double inputs read is only for vertex inputs */
          if (stage == MESA_SHADER_VERTEX &&
-             var->type->without_array()->is_dual_slot_double())
+             var->type->without_array()->is_dual_slot())
             prog->DoubleInputsRead |= bitfield;
 
          if (stage == MESA_SHADER_FRAGMENT) {
@@ -306,7 +306,7 @@ ir_set_program_inouts_visitor::try_mark_partial_variable(ir_variable *var,
    /* double element width for double types that takes two slots */
    if (this->shader_stage != MESA_SHADER_VERTEX ||
        var->data.mode != ir_var_shader_in) {
-      if (type->without_array()->is_dual_slot_double())
+      if (type->without_array()->is_dual_slot())
 	 elem_width *= 2;
    }
 

src/compiler/glsl/linker.cpp

@@ -2863,7 +2863,7 @@ assign_attribute_or_color_locations(gl_shader_program *prog,
              * issue (3) of the GL_ARB_vertex_attrib_64bit behavior, this
              * is optional behavior, but it seems preferable.
              */
-            if (var->type->without_array()->is_dual_slot_double())
+            if (var->type->without_array()->is_dual_slot())
                double_storage_locations |= (use_mask << attr);
 	 }
 
@@ -2940,7 +2940,7 @@ assign_attribute_or_color_locations(gl_shader_program *prog,
       to_assign[i].var->data.is_unmatched_generic_inout = 0;
       used_locations |= (use_mask << location);
 
-      if (to_assign[i].var->type->without_array()->is_dual_slot_double())
+      if (to_assign[i].var->type->without_array()->is_dual_slot())
          double_storage_locations |= (use_mask << location);
    }
 

src/compiler/glsl_types.h

@@ -495,11 +495,11 @@ struct glsl_type {
    }
 
    /**
-    * Query whether a double takes two slots.
+    * Query whether a 64-bit type takes two slots.
     */
-   bool is_dual_slot_double() const
+   bool is_dual_slot() const
    {
-      return base_type == GLSL_TYPE_DOUBLE && vector_elements > 2;
+      return is_64bit() && vector_elements > 2;
    }
 
    /**