[Mesa-dev] [PATCH v4 037/129] nir: Consider deref instructions in opt_peephole_select

[Jason Ekstrand]

Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira at intel.com>
---
 src/compiler/nir/nir_opt_peephole_select.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/compiler/nir/nir_opt_peephole_select.c b/src/compiler/nir/nir_opt_peephole_select.c
index 24a232e..608701a 100644
--- a/src/compiler/nir/nir_opt_peephole_select.c
+++ b/src/compiler/nir/nir_opt_peephole_select.c
@@ -77,6 +77,17 @@ block_check_for_allowed_instrs(nir_block *block, unsigned *count, bool alu_ok)
             }
             break;
 
+         case nir_intrinsic_load_deref:
+            switch (nir_src_as_deref(intrin->src[0])->mode) {
+            case nir_var_shader_in:
+            case nir_var_uniform:
+               break;
+
+            default:
+               return false;
+            }
+            break;
+
          case nir_intrinsic_load_uniform:
             if (!alu_ok)
                return false;
@@ -255,8 +266,6 @@ nir_opt_peephole_select(nir_shader *shader, unsigned limit)
 {
    bool progress = false;
 
-   nir_assert_lowered_derefs(shader, nir_lower_load_store_derefs);
-
    nir_foreach_function(function, shader) {
       if (function->impl)
          progress |= nir_opt_peephole_select_impl(function->impl, limit);
-- 
2.5.0.400.gff86faf