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authorKorey Sewell <ksewell@umich.edu>2011-02-18 14:28:22 -0500
committerKorey Sewell <ksewell@umich.edu>2011-02-18 14:28:22 -0500
commitc8837290251a300114975861575f59a58990b51a (patch)
treecd4e7183a33a3a9b724a78baf631dd74a480c9bf /src
parentff48afcf4f3d8cccc899c5840734228a5bebc045 (diff)
downloadgem5-c8837290251a300114975861575f59a58990b51a.tar.xz
inorder: add valid bit for resource requests
this will allow us to reuse resource requests within a resource instead of always dynamically allocating
Diffstat (limited to 'src')
-rw-r--r--src/cpu/inorder/resource.cc2
-rw-r--r--src/cpu/inorder/resource.hh4
2 files changed, 4 insertions, 2 deletions
diff --git a/src/cpu/inorder/resource.cc b/src/cpu/inorder/resource.cc
index 568e2759d..e6a0db021 100644
--- a/src/cpu/inorder/resource.cc
+++ b/src/cpu/inorder/resource.cc
@@ -407,7 +407,7 @@ int ResourceRequest::maxReqCount = 0;
ResourceRequest::ResourceRequest(Resource *_res, DynInstPtr _inst,
int stage_num, int res_idx, int slot_num,
unsigned _cmd)
- : res(_res), inst(_inst), cmd(_cmd), stageNum(stage_num),
+ : res(_res), inst(_inst), cmd(_cmd), valid(false), stageNum(stage_num),
resIdx(res_idx), slotNum(slot_num), completed(false),
squashed(false), processing(false), memStall(false)
{
diff --git a/src/cpu/inorder/resource.hh b/src/cpu/inorder/resource.hh
index 7f6cb6642..c02fe4014 100644
--- a/src/cpu/inorder/resource.hh
+++ b/src/cpu/inorder/resource.hh
@@ -299,6 +299,8 @@ class ResourceRequest
static int maxReqCount;
+ friend class Resource;
+
public:
ResourceRequest(Resource *_res, DynInstPtr _inst, int stage_num,
int res_idx, int slot_num, unsigned _cmd);
@@ -321,7 +323,6 @@ class ResourceRequest
/////////////////////////////////////////////
/** Get Resource Index */
int getResIdx() { return resIdx; }
-
/** Get Slot Number */
int getSlot() { return slotNum; }
@@ -378,6 +379,7 @@ class ResourceRequest
protected:
/** Resource Identification */
+ bool valid;
ThreadID tid;
int stageNum;
int resIdx;