From debf23ec6837506ce372f032751dc683e36d8a98 Mon Sep 17 00:00:00 2001 From: Jason Ekstrand Date: Sat, 26 Dec 2015 10:48:14 -0800 Subject: [PATCH] nir/builder: Add helpers for easily inserting copy_var intrinsics Reviewed-by: Jordan Justen --- src/compiler/nir/nir_builder.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/src/compiler/nir/nir_builder.h b/src/compiler/nir/nir_builder.h index de5b6cee581..b245f48c96d 100644 --- a/src/compiler/nir/nir_builder.h +++ b/src/compiler/nir/nir_builder.h @@ -381,6 +381,29 @@ nir_store_var(nir_builder *build, nir_variable *var, nir_ssa_def *value, nir_builder_instr_insert(build, &store->instr); } +static inline void +nir_copy_deref_var(nir_builder *build, nir_deref_var *dest, nir_deref_var *src) +{ + assert(nir_deref_tail(&dest->deref)->type == + nir_deref_tail(&src->deref)->type); + + nir_intrinsic_instr *copy = + nir_intrinsic_instr_create(build->shader, nir_intrinsic_copy_var); + copy->variables[0] = nir_deref_as_var(nir_copy_deref(copy, &dest->deref)); + copy->variables[1] = nir_deref_as_var(nir_copy_deref(copy, &src->deref)); + nir_builder_instr_insert(build, ©->instr); +} + +static inline void +nir_copy_var(nir_builder *build, nir_variable *dest, nir_variable *src) +{ + nir_intrinsic_instr *copy = + nir_intrinsic_instr_create(build->shader, nir_intrinsic_copy_var); + copy->variables[0] = nir_deref_var_create(copy, dest); + copy->variables[1] = nir_deref_var_create(copy, src); + nir_builder_instr_insert(build, ©->instr); +} + static inline nir_ssa_def * nir_load_system_value(nir_builder *build, nir_intrinsic_op op, int index) {