From: Iago Toral Quiroga Date: Tue, 8 Oct 2019 11:48:00 +0000 (+0200) Subject: v3d: we always have at least one output segment X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a07d70c54bae60be0c549d2a6ece509ed29432f8;p=mesa.git v3d: we always have at least one output segment If we program an output size of 0 the simulator asserts. This was not a problem until now because our VS would always have to emit fixed function outputs, however, now that it can be paired with a GS we can end up with a VS shader that no longer emits any outputs. Reviewed-by: Alejandro Piñeiro --- diff --git a/src/broadcom/compiler/v3d_nir_lower_io.c b/src/broadcom/compiler/v3d_nir_lower_io.c index 3c9279a2fee..9b7db65db7e 100644 --- a/src/broadcom/compiler/v3d_nir_lower_io.c +++ b/src/broadcom/compiler/v3d_nir_lower_io.c @@ -378,7 +378,7 @@ v3d_nir_setup_vpm_layout_vs(struct v3d_compile *c, state->varyings_vpm_offset = vpm_offset; - c->vpm_output_size = vpm_offset + c->vs_key->num_used_outputs; + c->vpm_output_size = MAX2(1, vpm_offset + c->vs_key->num_used_outputs); } static void