nir: Make an easier helper for setting up SSA defs.

Almost all instructions we nir_ssa_def_init() for are nir_dests, and you
have to keep from forgetting to set is_ssa when you do.  Just provide the
simpler helper, instead.

Reviewed-by: Jason Ekstrand <[email protected]>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/glsl/nir/nir.c b/src/glsl/nir/nir.c
index 89e21fddeb9..16ad2da945c 100644
--- a/src/glsl/nir/nir.c
+++ b/src/glsl/nir/nir.c
@@ -1791,6 +1791,14 @@ nir_ssa_def_init(nir_instr *instr, nir_ssa_def *def,
    }
 }
 
+void
+nir_ssa_dest_init(nir_instr *instr, nir_dest *dest,
+                 unsigned num_components, const char *name)
+{
+   dest->is_ssa = true;
+   nir_ssa_def_init(instr, &dest->ssa, num_components, name);
+}
+
 struct ssa_def_rewrite_state {
    void *mem_ctx;
    nir_ssa_def *old;