nir: Add a ssa_dest_init_for_type helper

This would be useful a number of places

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
This commit is contained in:
Jason Ekstrand 2017-08-22 14:08:32 -07:00
parent 28da82f978
commit ad127afcfd

View file

@ -2228,6 +2228,15 @@ void nir_ssa_dest_init(nir_instr *instr, nir_dest *dest,
void nir_ssa_def_init(nir_instr *instr, nir_ssa_def *def,
unsigned num_components, unsigned bit_size,
const char *name);
static inline void
nir_ssa_dest_init_for_type(nir_instr *instr, nir_dest *dest,
const struct glsl_type *type,
const char *name)
{
assert(glsl_type_is_vector_or_scalar(type));
nir_ssa_dest_init(instr, dest, glsl_get_components(type),
glsl_get_bit_size(type), name);
}
void nir_ssa_def_rewrite_uses(nir_ssa_def *def, nir_src new_src);
void nir_ssa_def_rewrite_uses_after(nir_ssa_def *def, nir_src new_src,
nir_instr *after_me);