diff options
Diffstat (limited to 'src/sim/if.cc')
| -rw-r--r-- | src/sim/if.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/sim/if.cc b/src/sim/if.cc index 1223149..bab2608 100644 --- a/src/sim/if.cc +++ b/src/sim/if.cc @@ -37,13 +37,14 @@ void IF::advance_helper() int i; signed int bits; - if (this->curr_instr == nullptr) { + if (this->curr_instr == nullptr && (this->is_pipelined || this->is_empty)) { i = this->storage->read_word(this, this->pc, bits); r = i ? OK : STALLED; if (r == OK) { this->curr_instr = new InstrDTO(); this->curr_instr->set_instr_bits(bits); this->curr_instr->set_pc(this->pc); + this->is_empty = false; } } } |