nir/spirv: fix wrong writemask for ALU operations

2015-07-09 14:28:39 -04:00
parent b8fedc19f5
commit 3318a86d12
1 changed files with 1 additions and 0 deletions
@@ -1840,6 +1840,7 @@ vtn_handle_alu(struct vtn_builder *b, SpvOp opcode,
   nir_alu_instr *instr = nir_alu_instr_create(b->shader, op);
   nir_ssa_dest_init(&instr->instr, &instr->dest.dest,
                     glsl_get_vector_elements(type), val->name);
+   instr->dest.write_mask = (1 << glsl_get_vector_elements(type)) - 1;
   val->ssa->def = &instr->dest.dest.ssa;

   for (unsigned i = 0; i < nir_op_infos[op].num_inputs; i++)