gallium/nir/tgsi: only scan fragment shader inputs for usage_mask

The scanner doesn't work with tess shaders, but we don't need it for those,
in fact only frag shaders need it.

Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3841>
This commit is contained in:
Dave Airlie 2020-02-17 17:13:58 +10:00
parent dacf8f5f5c
commit a3257ae7be

View file

@ -135,10 +135,13 @@ static void gather_intrinsic_load_deref_info(const nir_shader *nir,
{
assert(var && var->data.mode == nir_var_shader_in);
gather_usage(deref, nir_ssa_def_components_read(&instr->dest.ssa),
info->input_usage_mask);
if (nir->info.stage == MESA_SHADER_FRAGMENT)
gather_usage(deref, nir_ssa_def_components_read(&instr->dest.ssa),
info->input_usage_mask);
switch (nir->info.stage) {
case MESA_SHADER_VERTEX: {
break;
}
default: {