cpu: remove unnecessary data ptr from O3 internal read() funcs

[gem5.git] / src / sim / system.cc

diff --git a/src/sim/system.cc b/src/sim/system.cc
index 3d473761724ed3cc71995ef0d934dfa82b0a174d..2e74d01c8b1fdcabd40e2a742af1e26a2242712b 100644 (file)
--- a/src/sim/system.cc
+++ b/src/sim/system.cc
@@ -80,6 +80,7 @@ int System::numSystemsRunning = 0;
 System::System(Params *p)
     : MemObject(p), _systemPort("system_port", this),
       _numContexts(0),
+      multiThread(p->multi_thread),
       pagePtr(0),
       init_param(p->init_param),
       physProxy(_systemPort, p->cache_line_size),
@@ -191,7 +192,7 @@ System::getMasterPort(const std::string &if_name, PortID idx)
 void
 System::setMemoryMode(Enums::MemoryMode mode)
 {
-    assert(getDrainState() == DrainState::Drained);
+    assert(drainState() == DrainState::Drained);
     memoryMode = mode;
 }
 
@@ -209,11 +210,11 @@ bool System::breakpoint()
  */
 int rgdb_wait = -1;
 
-int
-System::registerThreadContext(ThreadContext *tc, int assigned)
+ContextID
+System::registerThreadContext(ThreadContext *tc, ContextID assigned)
 {
     int id;
-    if (assigned == -1) {
+    if (assigned == InvalidContextID) {
         for (id = 0; id < threadContexts.size(); id++) {
             if (!threadContexts[id])
                 break;
@@ -305,7 +306,7 @@ System::initState()
 }
 
 void
-System::replaceThreadContext(ThreadContext *tc, int context_id)
+System::replaceThreadContext(ThreadContext *tc, ContextID context_id)
 {
     if (context_id >= threadContexts.size()) {
         panic("replaceThreadContext: bad id, %d >= %d\n",
@@ -355,17 +356,9 @@ System::isMemAddr(Addr addr) const
     return physmem.isMemAddr(addr);
 }
 
-unsigned int
-System::drain(DrainManager *dm)
-{
-    setDrainState(DrainState::Drained);
-    return 0;
-}
-
 void
 System::drainResume()
 {
-    Drainable::drainResume();
     totalNumInsts = 0;
 }