Mesa (main): zink: if a variable is flagged as being xfb, treat it as manual xfb output
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Fri Jun 10 02:49:40 UTC 2022
Module: Mesa
Branch: main
Commit: 26338c4abbc940da144e2ce116e42754e4ea7e45
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=26338c4abbc940da144e2ce116e42754e4ea7e45
Author: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Date: Fri May 20 20:03:01 2022 -0400
zink: if a variable is flagged as being xfb, treat it as manual xfb output
this allows passes to flag variables as "needs manual action" for further
handling later on
Reviewed-by: Adam Jackson <ajax at redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16669>
---
src/gallium/drivers/zink/zink_compiler.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/gallium/drivers/zink/zink_compiler.c b/src/gallium/drivers/zink/zink_compiler.c
index ec475e6d908..01f08899dfb 100644
--- a/src/gallium/drivers/zink/zink_compiler.c
+++ b/src/gallium/drivers/zink/zink_compiler.c
@@ -795,6 +795,9 @@ update_so_info(struct zink_shader *zs, const struct pipe_stream_output_info *so_
nir_variable *var = NULL;
while (!var)
var = find_var_with_location_frac(zs->nir, slot--, output->start_component, have_psiz);
+ /* this is a lowered 64bit variable that can't be exported due to packing */
+ if (var->data.is_xfb)
+ goto out;
unsigned num_slots = glsl_count_vec4_slots(var->type, false, false);
/* for each variable, iterate over all the variable's slots and inline the outputs */
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