diff options
| -rw-r--r-- | src/glsl/nir/nir_builder.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/glsl/nir/nir_builder.h b/src/glsl/nir/nir_builder.h index ba988d71dde..ffa31c90a45 100644 --- a/src/glsl/nir/nir_builder.h +++ b/src/glsl/nir/nir_builder.h @@ -234,4 +234,31 @@ nir_ssa_for_src(nir_builder *build, nir_src src, int num_components) return nir_imov_alu(build, alu, num_components); } +static inline nir_ssa_def * +nir_load_var(nir_builder *build, nir_variable *var) +{ + const unsigned num_components = glsl_get_vector_elements(var->type); + + nir_intrinsic_instr *load = + nir_intrinsic_instr_create(build->shader, nir_intrinsic_load_var); + load->num_components = num_components; + load->variables[0] = nir_deref_var_create(load, var); + nir_ssa_dest_init(&load->instr, &load->dest, num_components, NULL); + nir_builder_instr_insert(build, &load->instr); + return &load->dest.ssa; +} + +static inline void +nir_store_var(nir_builder *build, nir_variable *var, nir_ssa_def *value) +{ + const unsigned num_components = glsl_get_vector_elements(var->type); + + nir_intrinsic_instr *store = + nir_intrinsic_instr_create(build->shader, nir_intrinsic_store_var); + store->num_components = num_components; + store->variables[0] = nir_deref_var_create(store, var); + store->src[0] = nir_src_for_ssa(value); + nir_builder_instr_insert(build, &store->instr); +} + #endif /* NIR_BUILDER_H */ |