summaryrefslogtreecommitdiff
path: root/cpu/simple_cpu/simple_cpu.hh
diff options
context:
space:
mode:
Diffstat (limited to 'cpu/simple_cpu/simple_cpu.hh')
-rw-r--r--cpu/simple_cpu/simple_cpu.hh56
1 files changed, 1 insertions, 55 deletions
diff --git a/cpu/simple_cpu/simple_cpu.hh b/cpu/simple_cpu/simple_cpu.hh
index b0189349f..e497559ce 100644
--- a/cpu/simple_cpu/simple_cpu.hh
+++ b/cpu/simple_cpu/simple_cpu.hh
@@ -174,61 +174,7 @@ class SimpleCPU : public BaseCPU
virtual void execCtxStatusChg(int thread_num);
- void setStatus(Status new_status) {
- Status old_status = status();
-
- // We should never even get here if the CPU has been switched out.
- assert(old_status != SwitchedOut);
-
- _status = new_status;
-
- switch (status()) {
- case IcacheMissStall:
- assert(old_status == Running);
- lastIcacheStall = curTick;
- if (tickEvent.scheduled())
- tickEvent.squash();
- break;
-
- case IcacheMissComplete:
- assert(old_status == IcacheMissStall);
- if (tickEvent.squashed())
- tickEvent.reschedule(curTick + 1);
- else if (!tickEvent.scheduled())
- tickEvent.schedule(curTick + 1);
- break;
-
- case DcacheMissStall:
- assert(old_status == Running);
- lastDcacheStall = curTick;
- if (tickEvent.scheduled())
- tickEvent.squash();
- break;
-
- case Idle:
- assert(old_status == Running);
- idleFraction++;
- if (tickEvent.scheduled())
- tickEvent.squash();
- break;
-
- case Running:
- assert(old_status == Idle ||
- old_status == DcacheMissStall ||
- old_status == IcacheMissComplete);
- if (old_status == Idle && curTick != 0)
- idleFraction--;
-
- if (tickEvent.squashed())
- tickEvent.reschedule(curTick + 1);
- else if (!tickEvent.scheduled())
- tickEvent.schedule(curTick + 1);
- break;
-
- default:
- panic("can't get here");
- }
- }
+ void setStatus(Status new_status);
// statistics
virtual void regStats();