diff options
Diffstat (limited to 'ir_hierarchical_visitor.h')
| -rw-r--r-- | ir_hierarchical_visitor.h | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/ir_hierarchical_visitor.h b/ir_hierarchical_visitor.h index daf220906a..d3ba508cf1 100644 --- a/ir_hierarchical_visitor.h +++ b/ir_hierarchical_visitor.h @@ -83,6 +83,22 @@ public: virtual ir_visitor_status visit(class ir_variable *); virtual ir_visitor_status visit(class ir_constant *); virtual ir_visitor_status visit(class ir_loop_jump *); + + /** + * ir_dereference_variable isn't technically a leaf, but it is treated as a + * leaf here for a couple reasons. By not automatically visiting the one + * child ir_variable node from the ir_dereference_variable, ir_variable + * nodes can always be handled as variable declarations. Code that used + * non-hierarchical visitors had to set an "in a dereference" flag to + * determine how to handle an ir_variable. By forcing the visitor to + * handle the ir_variable within the ir_dereference_varaible visitor, this + * kludge can be avoided. + * + * In addition, I can envision no use for having separate enter and leave + * methods. Anything that could be done in the enter and leave methods + * that couldn't just be done in the visit method. + */ + virtual ir_visitor_status visit(class ir_dereference_variable *); /*@}*/ /** @@ -99,8 +115,10 @@ public: virtual ir_visitor_status visit_leave(class ir_expression *); virtual ir_visitor_status visit_enter(class ir_swizzle *); virtual ir_visitor_status visit_leave(class ir_swizzle *); - virtual ir_visitor_status visit_enter(class ir_dereference *); - virtual ir_visitor_status visit_leave(class ir_dereference *); + virtual ir_visitor_status visit_enter(class ir_dereference_array *); + virtual ir_visitor_status visit_leave(class ir_dereference_array *); + virtual ir_visitor_status visit_enter(class ir_dereference_record *); + virtual ir_visitor_status visit_leave(class ir_dereference_record *); virtual ir_visitor_status visit_enter(class ir_assignment *); virtual ir_visitor_status visit_leave(class ir_assignment *); virtual ir_visitor_status visit_enter(class ir_call *); |