diff options
| -rw-r--r-- | src/mesa/shader/ir_to_mesa.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/mesa/shader/ir_to_mesa.cpp b/src/mesa/shader/ir_to_mesa.cpp index 9cf7839148..d371e35f9c 100644 --- a/src/mesa/shader/ir_to_mesa.cpp +++ b/src/mesa/shader/ir_to_mesa.cpp @@ -706,7 +706,10 @@ ir_to_mesa_visitor::visit(ir_expression *ir) break; case ir_unop_sqrt: ir_to_mesa_emit_scalar_op1(ir, OPCODE_RSQ, result_dst, op[0]); - ir_to_mesa_emit_op1(ir, OPCODE_RCP, result_dst, result_src); + ir_to_mesa_emit_scalar_op1(ir, OPCODE_RCP, result_dst, result_src); + /* For incoming channels < 0, set the result to 0. */ + ir_to_mesa_emit_op3(ir, OPCODE_CMP, result_dst, + op[0], src_reg_for_float(0.0), result_src); break; case ir_unop_rsq: ir_to_mesa_emit_scalar_op1(ir, OPCODE_RSQ, result_dst, op[0]); |