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path: root/mesalib/src/glsl/nir/nir_lower_var_copies.c
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Diffstat (limited to 'mesalib/src/glsl/nir/nir_lower_var_copies.c')
-rw-r--r--mesalib/src/glsl/nir/nir_lower_var_copies.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/mesalib/src/glsl/nir/nir_lower_var_copies.c b/mesalib/src/glsl/nir/nir_lower_var_copies.c
index 85ebb281c..58389a7c7 100644
--- a/mesalib/src/glsl/nir/nir_lower_var_copies.c
+++ b/mesalib/src/glsl/nir/nir_lower_var_copies.c
@@ -148,13 +148,10 @@ emit_copy_load_store(nir_intrinsic_instr *copy_instr,
unsigned num_components = glsl_get_vector_elements(src_tail->type);
- nir_deref *src_deref = nir_copy_deref(mem_ctx, &src_head->deref);
- nir_deref *dest_deref = nir_copy_deref(mem_ctx, &dest_head->deref);
-
nir_intrinsic_instr *load =
nir_intrinsic_instr_create(mem_ctx, nir_intrinsic_load_var);
load->num_components = num_components;
- load->variables[0] = nir_deref_as_var(src_deref);
+ load->variables[0] = nir_deref_as_var(nir_copy_deref(load, &src_head->deref));
nir_ssa_dest_init(&load->instr, &load->dest, num_components, NULL);
nir_instr_insert_before(&copy_instr->instr, &load->instr);
@@ -162,7 +159,8 @@ emit_copy_load_store(nir_intrinsic_instr *copy_instr,
nir_intrinsic_instr *store =
nir_intrinsic_instr_create(mem_ctx, nir_intrinsic_store_var);
store->num_components = num_components;
- store->variables[0] = nir_deref_as_var(dest_deref);
+ store->variables[0] = nir_deref_as_var(nir_copy_deref(store, &dest_head->deref));
+
store->src[0].is_ssa = true;
store->src[0].ssa = &load->dest.ssa;