glsl/ir: Add printing support for doubles

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>

diff --git a/src/glsl/ir_print_visitor.cpp b/src/glsl/ir_print_visitor.cpp
index bd39805..01f52e8 100644 (file)
--- a/src/glsl/ir_print_visitor.cpp
+++ b/src/glsl/ir_print_visitor.cpp
@@ -436,6 +436,17 @@ void ir_print_visitor::visit(ir_constant *ir)
                fprintf(f, "%f", ir->value.f[i]);
             break;
         case GLSL_TYPE_BOOL:  fprintf(f, "%d", ir->value.b[i]); break;
+        case GLSL_TYPE_DOUBLE:
+            if (ir->value.d[i] == 0.0)
+               /* 0.0 == -0.0, so print with %f to get the proper sign. */
+               fprintf(f, "%.1f", ir->value.d[i]);
+            else if (fabs(ir->value.d[i]) < 0.000001)
+               fprintf(f, "%a", ir->value.d[i]);
+            else if (fabs(ir->value.d[i]) > 1000000.0)
+               fprintf(f, "%e", ir->value.d[i]);
+            else
+               fprintf(f, "%f", ir->value.d[i]);
+            break;
         default: assert(0);
         }
       }