glsl: Add support for lowering SSBO float atomics

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>

diff --git a/src/compiler/glsl/lower_ubo_reference.cpp b/src/compiler/glsl/lower_ubo_reference.cpp
index 453c0fa2b06ee53f0ea270b968c3700a338e5e16..5e1f281174c383b94346e0ef2b2115fbf9420f80 100644 (file)
--- a/src/compiler/glsl/lower_ubo_reference.cpp
+++ b/src/compiler/glsl/lower_ubo_reference.cpp
@@ -970,7 +970,8 @@ lower_ubo_reference_visitor::lower_ssbo_atomic_intrinsic(ir_call *ir)
           inst->ir_type == ir_type_swizzle);
 
    ir_rvalue *deref = (ir_rvalue *) inst;
-   assert(deref->type->is_scalar() && deref->type->is_integer());
+   assert(deref->type->is_scalar() &&
+          (deref->type->is_integer() || deref->type->is_float()));
 
    ir_variable *var = deref->variable_referenced();
    assert(var);
@@ -1016,8 +1017,7 @@ lower_ubo_reference_visitor::lower_ssbo_atomic_intrinsic(ir_call *ir)
       ir_variable(glsl_type::uint_type, "offset" , ir_var_function_in);
    sig_params.push_tail(sig_param);
 
-   const glsl_type *type = deref->type->base_type == GLSL_TYPE_INT ?
-      glsl_type::int_type : glsl_type::uint_type;
+   const glsl_type *type = deref->type->get_scalar_type();
    sig_param = new(mem_ctx)
          ir_variable(type, "data1", ir_var_function_in);
    sig_params.push_tail(sig_param);