Module: Mesa
Branch: master
Commit: e2f33178010a9612d8d89bf128e3a01a69e1dd82
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=e2f33178010a9612d8d89bf128e3a01a69e1dd82
Author: Eric Anholt <e...@anholt.net>
Date: Wed Apr 25 16:30:20 2018 -0700
broadcom/vc5: Add an assert about GFXH-1559.
Our TF outputs always start at 6 or 7 currently, so we don't hit the
broken 8 case. Let's make sure that doesn't change somehow.
---
src/gallium/drivers/vc5/vc5_program.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/gallium/drivers/vc5/vc5_program.c
b/src/gallium/drivers/vc5/vc5_program.c
index 6beb3359f2..d885cdf297 100644
--- a/src/gallium/drivers/vc5/vc5_program.c
+++ b/src/gallium/drivers/vc5/vc5_program.c
@@ -125,6 +125,10 @@ vc5_set_transform_feedback_outputs(struct
vc5_uncompiled_shader *so,
.output_buffer_to_write_to = buffer,
};
+ /* GFXH-1559 */
+ assert(unpacked.first_shaded_vertex_value_to_output !=
8 ||
+ so->num_tf_specs != 0);
+
assert(so->num_tf_specs != ARRAY_SIZE(so->tf_specs));
V3D33_TRANSFORM_FEEDBACK_OUTPUT_DATA_SPEC_pack(NULL,
(void
*)&so->tf_specs[so->num_tf_specs],
@@ -136,6 +140,11 @@ vc5_set_transform_feedback_outputs(struct
vc5_uncompiled_shader *so,
* though.
*/
unpacked.first_shaded_vertex_value_to_output++;
+
+ /* GFXH-1559 */
+ assert(unpacked.first_shaded_vertex_value_to_output !=
8 ||
+ so->num_tf_specs != 0);
+
V3D33_TRANSFORM_FEEDBACK_OUTPUT_DATA_SPEC_pack(NULL,
(void
*)&so->tf_specs_psiz[so->num_tf_specs],
&unpacked);
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