Module: Mesa Branch: master Commit: 2b837576eb47eeb25f381c534a8bbccda0ee4c89 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=2b837576eb47eeb25f381c534a8bbccda0ee4c89
Author: Aras Pranckevicius <[email protected]> Date: Wed Aug 13 20:40:05 2014 +0300 glsl: Fixed vectorize pass vs. texture lookups. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=82574 Reviewed-by: Matt Turner <[email protected]> --- src/glsl/opt_vectorize.cpp | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/src/glsl/opt_vectorize.cpp b/src/glsl/opt_vectorize.cpp index 28534a8..2f71a83 100644 --- a/src/glsl/opt_vectorize.cpp +++ b/src/glsl/opt_vectorize.cpp @@ -86,6 +86,7 @@ public: virtual ir_visitor_status visit_enter(ir_expression *); virtual ir_visitor_status visit_enter(ir_if *); virtual ir_visitor_status visit_enter(ir_loop *); + virtual ir_visitor_status visit_enter(ir_texture *); virtual ir_visitor_status visit_leave(ir_assignment *); @@ -352,6 +353,18 @@ ir_vectorize_visitor::visit_enter(ir_loop *ir) } /** + * Upon entering an ir_texture, remove the current assignment from + * further consideration. Vectorizing multiple texture lookups into one + * is wrong. + */ +ir_visitor_status +ir_vectorize_visitor::visit_enter(ir_texture *) +{ + this->current_assignment = NULL; + return visit_continue_with_parent; +} + +/** * Upon leaving an ir_assignment, save a pointer to it in ::assignment[] if * the swizzle mask(s) found were appropriate. Also save a pointer in * ::last_assignment so that we can compare future assignments with it. _______________________________________________ mesa-commit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-commit
