radeonsi: don't allow draw calls with uninitialized VS inputs

[mesa.git] / src / gallium / drivers / radeonsi / si_state_shaders.c

diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 151085b781af10425c04ef966ad1ccc2c3485249..18015bbec485f74bfffdd202d240d112ce64c808 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -2714,6 +2714,10 @@ static void *si_create_shader_selector(struct pipe_context *ctx,
                        (sel->so.output[i].stream * 4);
        }
 
+       sel->num_vs_inputs = sel->type == PIPE_SHADER_VERTEX &&
+                            !sel->info.properties[TGSI_PROPERTY_VS_BLIT_SGPRS_AMD] ?
+                                    sel->info.num_inputs : 0;
+
        /* The prolog is a no-op if there are no inputs. */
        sel->vs_needs_prolog = sel->type == PIPE_SHADER_VERTEX &&
                               sel->info.num_inputs &&