From: Connor Abbott <connor.w.abb...@intel.com> Reviewed-by: Kenneth Graunke <kenn...@whitecape.org> --- src/glsl/nir/nir.h | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/src/glsl/nir/nir.h b/src/glsl/nir/nir.h index e9a506c..0db1fc3 100644 --- a/src/glsl/nir/nir.h +++ b/src/glsl/nir/nir.h @@ -443,6 +443,18 @@ nir_instr_prev(nir_instr *instr) return exec_node_data(nir_instr, prev, node); } +static inline bool +nir_instr_is_first(nir_instr *instr) +{ + return exec_node_is_head_sentinel(exec_node_get_prev(&instr->node)); +} + +static inline bool +nir_instr_is_last(nir_instr *instr) +{ + return exec_node_is_tail_sentinel(exec_node_get_next(&instr->node)); +} + typedef struct { /** for debugging only, can be NULL */ const char* name; -- 2.4.5 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev