diff options
Diffstat (limited to 'src/mesa/drivers/dri')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs.cpp | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index 233fee47dc..0d29c86ce2 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -655,14 +655,17 @@ fs_visitor::visit(ir_expression *ir) case ir_unop_sign: temp = fs_reg(this, ir->type); - inst = emit(fs_inst(BRW_OPCODE_CMP, this->result, op[0], fs_reg(0.0f))); + emit(fs_inst(BRW_OPCODE_MOV, this->result, fs_reg(0.0f))); + + inst = emit(fs_inst(BRW_OPCODE_CMP, reg_null, op[0], fs_reg(0.0f))); inst->conditional_mod = BRW_CONDITIONAL_G; + inst = emit(fs_inst(BRW_OPCODE_MOV, this->result, fs_reg(1.0f))); + inst->predicated = true; - inst = emit(fs_inst(BRW_OPCODE_CMP, temp, op[0], fs_reg(0.0f))); + inst = emit(fs_inst(BRW_OPCODE_CMP, reg_null, op[0], fs_reg(0.0f))); inst->conditional_mod = BRW_CONDITIONAL_L; - - temp.negate = true; - emit(fs_inst(BRW_OPCODE_ADD, this->result, this->result, temp)); + inst = emit(fs_inst(BRW_OPCODE_MOV, this->result, fs_reg(-1.0f))); + inst->predicated = true; break; case ir_unop_rcp: |