Thanks. Rb
On Aug 18, 2016 19:46, "Kenneth Graunke" <kenn...@whitecape.org> wrote:
> We want to insert the code at the end of the program. Looping over
> all the functions (of which there was only one) was the old way of doing
> this, but now we have nir_shader_get_entrypoint(), so let's use it.
>
> Suggested by Connor Abbott.
>
> Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
> ---
> .../drivers/dri/i965/brw_nir_tcs_workarounds.c | 23
> +++++++++++-----------
> 1 file changed, 11 insertions(+), 12 deletions(-)
>
> Sorry, I pushed the patch rather quickly...here's a follow-on to use
> nir_shader_get_entrypoint().
>
> Shouldn't be also be using it in nir_lower_gs_intrinsics.c?
>
> diff --git a/src/mesa/drivers/dri/i965/brw_nir_tcs_workarounds.c
> b/src/mesa/drivers/dri/i965/brw_nir_tcs_workarounds.c
> index 0626981..ac4f9e0 100644
> --- a/src/mesa/drivers/dri/i965/brw_nir_tcs_workarounds.c
> +++ b/src/mesa/drivers/dri/i965/brw_nir_tcs_workarounds.c
> @@ -134,19 +134,18 @@ brw_nir_apply_tcs_quads_workaround(nir_shader *nir)
> {
> assert(nir->stage == MESA_SHADER_TESS_CTRL);
>
> - nir_foreach_function(func, nir) {
> - if (!func->impl)
> - continue;
> + nir_function *func = nir_shader_get_entrypoint(nir);
> + if (!func->impl)
> + return;
>
> - nir_builder b;
> - nir_builder_init(&b, func->impl);
> + nir_builder b;
> + nir_builder_init(&b, func->impl);
>
> - struct set_entry *entry;
> - set_foreach(func->impl->end_block->predecessors, entry) {
> - nir_block *pred = (nir_block *) entry->key;
> - emit_quads_workaround(&b, pred);
> - }
> -
> - nir_metadata_preserve(func->impl, 0);
> + struct set_entry *entry;
> + set_foreach(func->impl->end_block->predecessors, entry) {
> + nir_block *pred = (nir_block *) entry->key;
> + emit_quads_workaround(&b, pred);
> }
> +
> + nir_metadata_preserve(func->impl, 0);
> }
> --
> 2.9.3
>
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