diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp index 3c0a27bc575..edadd3513c9 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp @@ -501,16 +501,16 @@ fs_visitor::visit(ir_expression *ir) break; case ir_unop_f2b: - inst = emit(BRW_OPCODE_CMP, this->result, op[0], fs_reg(0.0f)); - inst->conditional_mod = BRW_CONDITIONAL_NZ; - emit(BRW_OPCODE_AND, this->result, this->result, fs_reg(1)); - break; case ir_unop_i2b: - assert(op[0].type == BRW_REGISTER_TYPE_D); + temp = this->result; + /* original gen4 does implicit conversion before comparison. */ + if (intel->gen < 5) + temp.type = op[0].type; + + resolve_ud_negate(&op[0]); - inst = emit(BRW_OPCODE_CMP, this->result, op[0], fs_reg(0)); + inst = emit(BRW_OPCODE_CMP, temp, op[0], fs_reg(0.0f)); inst->conditional_mod = BRW_CONDITIONAL_NZ; - emit(BRW_OPCODE_AND, this->result, this->result, fs_reg(1)); break; case ir_unop_trunc: |