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-rw-r--r--src/cpu/inorder/resource.cc20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/cpu/inorder/resource.cc b/src/cpu/inorder/resource.cc
index 076084d16..c371f8244 100644
--- a/src/cpu/inorder/resource.cc
+++ b/src/cpu/inorder/resource.cc
@@ -49,7 +49,10 @@ Resource::Resource(string res_name, int res_id, int res_width,
Resource::~Resource()
{
- delete [] resourceEvent;
+ if (resourceEvent) {
+ delete [] resourceEvent;
+ }
+
delete deniedReq;
}
@@ -57,8 +60,14 @@ Resource::~Resource()
void
Resource::init()
{
- // Set Up Resource Events to Appropriate Resource BandWidth
- resourceEvent = new ResourceEvent[width];
+ // If the resource has a zero-cycle (no latency)
+ // function, then no reason to have events
+ // that will process them for the right tick
+ if (latency > 0) {
+ resourceEvent = new ResourceEvent[width];
+ } else {
+ resourceEvent = NULL;
+ }
for (int i = 0; i < width; i++) {
reqs[i] = new ResourceRequest(this);
@@ -73,7 +82,10 @@ Resource::initSlots()
// Add available slot numbers for resource
for (int slot_idx = 0; slot_idx < width; slot_idx++) {
availSlots.push_back(slot_idx);
- resourceEvent[slot_idx].init(this, slot_idx);
+
+ if (resourceEvent) {
+ resourceEvent[slot_idx].init(this, slot_idx);
+ }
}
}