From: Jonathan Marek <jonathan@marek.ca>
Date: Thu, 12 Dec 2019 21:58:56 +0000 (-0500)
Subject: turnip: set load_layer_id to zero
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=99a4f7c79fa8c529433981b81fea470ddf51f56e;p=mesa.git

turnip: set load_layer_id to zero

We don't have layered rendering and ir3 doesn't support this intrinsic, so
just set it to zero for now.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Eric Anholt <eric@anholt.net>
---

diff --git a/src/freedreno/vulkan/tu_shader.c b/src/freedreno/vulkan/tu_shader.c
index 24b4dc3e75d..a220f8ce4df 100644
--- a/src/freedreno/vulkan/tu_shader.c
+++ b/src/freedreno/vulkan/tu_shader.c
@@ -225,6 +225,14 @@ static bool
 lower_intrinsic(nir_builder *b, nir_intrinsic_instr *instr,
                 struct tu_shader *shader)
 {
+   /* TODO: remove this when layered rendering is implemented */
+   if (instr->intrinsic == nir_intrinsic_load_layer_id) {
+      nir_ssa_def_rewrite_uses(&instr->dest.ssa,
+                               nir_src_for_ssa(nir_imm_int(b, 0)));
+      nir_instr_remove(&instr->instr);
+      return true;
+   }
+
    if (instr->intrinsic == nir_intrinsic_load_push_constant) {
       /* note: ir3 wants load_ubo, not load_uniform */
       assert(nir_intrinsic_base(instr) == 0);