diff options
Diffstat (limited to 'src/sim/id.cc')
| -rw-r--r-- | src/sim/id.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/sim/id.cc b/src/sim/id.cc index d4b56d2..3d5baef 100644 --- a/src/sim/id.cc +++ b/src/sim/id.cc @@ -38,7 +38,14 @@ Response ID::read_guard(signed int &v) void ID::write_guard(signed int &v) { - this->checked_out.push_back(v); + // zero register shouldn't be written. + if (v != 0) { + // keep track in the instrDTO for displaying to user and writeback + // keep track in checked_out so we can still access this information! + this->checked_out.push_back(v); + this->curr_instr->set_checked_out(v); + std::cout << "checked out: " << v << std::endl; + } v = this->dereference_register(v); } |