diff options
Diffstat (limited to 'mesalib/src/glsl/opt_vectorize.cpp')
| -rw-r--r-- | mesalib/src/glsl/opt_vectorize.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/mesalib/src/glsl/opt_vectorize.cpp b/mesalib/src/glsl/opt_vectorize.cpp index 28534a86a..2f71a8358 100644 --- a/mesalib/src/glsl/opt_vectorize.cpp +++ b/mesalib/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. |