[Mesa-dev] [PATCH v3 037/104] nir: Consider deref instructions in lower_phis_to_scalar
Jason Ekstrand
jason at jlekstrand.net
Tue Apr 3 18:33:04 UTC 2018
---
src/compiler/nir/nir_lower_phis_to_scalar.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/compiler/nir/nir_lower_phis_to_scalar.c b/src/compiler/nir/nir_lower_phis_to_scalar.c
index b12718f..6cb9420 100644
--- a/src/compiler/nir/nir_lower_phis_to_scalar.c
+++ b/src/compiler/nir/nir_lower_phis_to_scalar.c
@@ -83,10 +83,19 @@ is_phi_src_scalarizable(nir_phi_src *src,
nir_intrinsic_instr *src_intrin = nir_instr_as_intrinsic(src_instr);
switch (src_intrin->intrinsic) {
+ case nir_intrinsic_load_deref: {
+ nir_deref_instr *deref = nir_src_as_deref(src_intrin->src[0]);
+ return deref->mode == nir_var_shader_in ||
+ deref->mode == nir_var_uniform;
+ }
+
case nir_intrinsic_load_var:
return src_intrin->variables[0]->var->data.mode == nir_var_shader_in ||
src_intrin->variables[0]->var->data.mode == nir_var_uniform;
+ case nir_intrinsic_interp_deref_at_centroid:
+ case nir_intrinsic_interp_deref_at_sample:
+ case nir_intrinsic_interp_deref_at_offset:
case nir_intrinsic_interp_var_at_centroid:
case nir_intrinsic_interp_var_at_sample:
case nir_intrinsic_interp_var_at_offset:
--
2.5.0.400.gff86faf
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