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authorbd <bdunahu@operationnull.com>2025-04-01 00:49:52 -0400
committerbd <bdunahu@operationnull.com>2025-04-01 00:49:52 -0400
commit6579f7272905d1e25b43ef051da6c2180e60ca2b (patch)
treea4b217aa56126f7d05304ab93f6c36b66fd6b694 /src/sim/if.cc
parenta4e0e5ff6208205f6ebd980f9ed1eca91dcc4311 (diff)
Ensure all stages only do work if they are not 'OK'
Diffstat (limited to 'src/sim/if.cc')
-rw-r--r--src/sim/if.cc4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/sim/if.cc b/src/sim/if.cc
index fa8f6c2..bc40688 100644
--- a/src/sim/if.cc
+++ b/src/sim/if.cc
@@ -11,14 +11,13 @@ InstrDTO *IF::advance(Response p)
InstrDTO *r = nullptr;
this->advance_helper();
- if (this->curr_instr != nullptr && p == OK) {
+ if (this->curr_instr != nullptr && p == WAIT) {
// mutual consent
++this->pc;
this->curr_instr->set_time_of(this->id, this->clock_cycle);
r = new InstrDTO(*this->curr_instr);
delete curr_instr;
curr_instr = nullptr;
- this->status = STALLED;
}
return r;
@@ -32,7 +31,6 @@ void IF::advance_helper()
if (this->curr_instr == nullptr) {
r = this->storage->read_word(this->id, this->pc, bits);
if (r == OK) {
- this->status = r;
this->curr_instr = new InstrDTO();
this->curr_instr->set_instr_bits(bits);
}