ir_to_mesa: Implement f2b by comparing the arg to 0, not the result.

Fixes: glsl-fs-any

diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp
index 17ebdbb220bae9b4f4d7a699614eba949c5b4da2..7a615f2d58fa1d032e8e30f82db4d17c2ec2754e 100644 (file)
--- a/src/mesa/program/ir_to_mesa.cpp
+++ b/src/mesa/program/ir_to_mesa.cpp
@@ -911,7 +911,7 @@ ir_to_mesa_visitor::visit(ir_expression *ir)
    case ir_unop_f2b:
    case ir_unop_i2b:
       ir_to_mesa_emit_op2(ir, OPCODE_SNE, result_dst,
-                         result_src, src_reg_for_float(0.0));
+                         op[0], src_reg_for_float(0.0));
       break;
    case ir_unop_trunc:
       ir_to_mesa_emit_op1(ir, OPCODE_TRUNC, result_dst, op[0]);