i965/fs: Implement nir_op_uadd_sat

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>

diff --git a/src/intel/compiler/brw_fs_nir.cpp b/src/intel/compiler/brw_fs_nir.cpp
index d5a05aacdf5b932c0ca60f2571d7327adde4a7ce..6d70d744002730d3b5d1445964bb475f8195f68c 100644 (file)
--- a/src/intel/compiler/brw_fs_nir.cpp
+++ b/src/intel/compiler/brw_fs_nir.cpp
@@ -982,6 +982,11 @@ fs_visitor::nir_emit_alu(const fs_builder &bld, nir_alu_instr *instr)
       inst->saturate = instr->dest.saturate;
       break;
 
+   case nir_op_uadd_sat:
+      inst = bld.ADD(result, op[0], op[1]);
+      inst->saturate = true;
+      break;
+
    case nir_op_fmul:
       inst = bld.MUL(result, op[0], op[1]);
       inst->saturate = instr->dest.saturate;