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authorKorey Sewell <ksewell@umich.edu>2011-02-12 10:14:32 -0500
committerKorey Sewell <ksewell@umich.edu>2011-02-12 10:14:32 -0500
commit800e93f3587f769b1caa782c6d5542c372085cd2 (patch)
treed0e3015bf8ae6ba9dea20a525bbe3153736303c2 /src/cpu/inorder/resources
parente65c15e9316f47dfd3cb10786733eac7ac81822c (diff)
downloadgem5-800e93f3587f769b1caa782c6d5542c372085cd2.tar.xz
inorder: remove unused file
inst_buffer file isn't used , so remove it
Diffstat (limited to 'src/cpu/inorder/resources')
-rw-r--r--src/cpu/inorder/resources/inst_buffer_new.cc158
-rw-r--r--src/cpu/inorder/resources/inst_buffer_new.hh109
2 files changed, 0 insertions, 267 deletions
diff --git a/src/cpu/inorder/resources/inst_buffer_new.cc b/src/cpu/inorder/resources/inst_buffer_new.cc
deleted file mode 100644
index 2e5a9666a..000000000
--- a/src/cpu/inorder/resources/inst_buffer_new.cc
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
- * Copyright (c) 2007 MIPS Technologies, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met: redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer;
- * redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution;
- * neither the name of the copyright holders nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * Authors: Korey Sewell
- *
- */
-
-#include <vector>
-#include <list>
-
-#include "arch/isa_traits.hh"
-#include "config/the_isa.hh"
-#include "cpu/inorder/pipeline_traits.hh"
-#include "cpu/inorder/resources/inst_buffer.hh"
-#include "cpu/inorder/cpu.hh"
-
-using namespace std;
-using namespace TheISA;
-using namespace ThePipeline;
-
-InstBuffer::InstBuffer(string res_name, int res_id, int res_width,
- int res_latency, InOrderCPU *_cpu)
- : Resource(res_name, res_id, res_width, res_latency, _cpu)
-{ }
-
-ResReqPtr
-InstBuffer::getRequest(DynInstPtr inst, int stage_num, int res_idx,
- int slot_num)
-{
- // After this is working, change this to a reinterpret cast
- // for performance considerations
- InstBufferEntry* ib_entry = dynamic_cast<InstBufferEntry*>(inst->resSched.top());
- assert(ib_entry);
-
- return new InstBufferRequest(this, inst, stage_num, id, slot_num,
- ib_entry->cmd);
-}
-
-void
-InstBuffer::execute(int slot_idx)
-{
- // After this is working, change this to a reinterpret cast
- // for performance considerations
- InstBufferRequest* ib_req = dynamic_cast<InstBufferRequest*>(reqMap[slot_idx]);
- assert(ib_req);
-
- DynInstPtr inst = ib_req->inst;
- ThreadID tid = inst->readTid();
- int seq_num = inst->seqNum;
- ib_req->fault = NoFault;
-
- switch (ib_req->cmd)
- {
- case InsertInst:
- {
- DPRINTF(Resource, "[tid:%i]: Inserting [sn:%i] into buffer.\n",
- tid, seq_num);
- insert(inst);
- ib_req->done();
- }
- break;
-
- case RemoveInst:
- {
- DPRINTF(Resource, "[tid:%i]: Removing [sn:%i] from buffer.\n",
- tid, seq_num);
- remove(inst);
- ib_req->done();
- }
- break;
-
- default:
- fatal("Unrecognized command to %s", resName);
- }
-
- DPRINTF(Resource, "Buffer now contains %i insts.\n", instList.size());
-}
-
-void
-InstBuffer::insert(DynInstPtr inst)
-{
- instList.push_back(inst);
-}
-
-void
-InstBuffer::remove(DynInstPtr inst)
-{
- std::list<DynInstPtr>::iterator list_it = instList.begin();
- std::list<DynInstPtr>::iterator list_end = instList.end();
-
- while (list_it != list_end) {
- if((*list_it) == inst) {
- instList.erase(list_it);
- break;
- }
- list_it++;
- }
-}
-
-void
-InstBuffer::pop()
-{ instList.pop_front(); }
-
-ThePipeline::DynInstPtr
-InstBuffer::top()
-{ return instList.front(); }
-
-void
-InstBuffer::squash(InstSeqNum squash_seq_num, ThreadID tid)
-{
- list<DynInstPtr>::iterator list_it = instList.begin();
- list<DynInstPtr>::iterator list_end = instList.end();
- queue<list<DynInstPtr>::iterator> remove_list;
-
- // Collect All Instructions to be Removed in Remove List
- while (list_it != list_end) {
- if((*list_it)->seqNum > squash_seq_num) {
- DPRINTF(Resource, "[tid:%i]: Squashing [sn:%i] in resource.\n",
- tid, (*list_it)->seqNum);
- (*list_it)->setSquashed();
- remove_list.push(list_it);
- }
-
- list_it++;
- }
-
- // Removed Instructions from InstList & Clear Remove List
- while (!remove_list.empty()) {
- instList.erase(remove_list.front());
- remove_list.pop();
- }
-
- Resource::squash(squash_seq_num, tid);
-}
diff --git a/src/cpu/inorder/resources/inst_buffer_new.hh b/src/cpu/inorder/resources/inst_buffer_new.hh
deleted file mode 100644
index b1d5a7b09..000000000
--- a/src/cpu/inorder/resources/inst_buffer_new.hh
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * Copyright (c) 2007 MIPS Technologies, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met: redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer;
- * redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution;
- * neither the name of the copyright holders nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * Authors: Korey Sewell
- *
- */
-
-#ifndef __CPU_INORDER_INST_BUFF_UNIT_HH__
-#define __CPU_INORDER_INST_BUFF_UNIT_HH__
-
-#include <vector>
-#include <list>
-#include <string>
-
-#include "cpu/inorder/resource.hh"
-#include "cpu/inorder/inorder_dyn_inst.hh"
-#include "cpu/inorder/pipeline_traits.hh"
-#include "cpu/inorder/cpu.hh"
-
-class InstBuffer : public Resource {
- public:
- typedef InOrderDynInst::DynInstPtr DynInstPtr;
-
- public:
- enum Command {
- InsertInst,
- InsertAddr,
- RemoveInst,
- RemoveAddr
- };
-
- public:
- InstBuffer(std::string res_name, int res_id, int res_width,
- int res_latency, InOrderCPU *_cpu);
- virtual ~InstBuffer() {}
-
- virtual ResourceRequest* getRequest(DynInstPtr _inst, int stage_num,
- int res_idx, int slot_num);
-
- virtual void execute(int slot_num);
-
- virtual void insert(DynInstPtr inst);
-
- virtual void remove(DynInstPtr inst);
-
- virtual void pop();
-
- virtual DynInstPtr top();
-
- virtual void squash(InstSeqNum squash_seq_num, ThreadID tid);
-
- protected:
- /** List of instructions this resource is currently
- * processing.
- */
- std::list<DynInstPtr> instList;
-
- /** @todo: Add Resource Stats Here */
-
-};
-
-struct InstBufferEntry : public ThePipeline::ScheduleEntry {
- InstBufferEntry(int stage_num, int res_num, InstBuffer::Command _cmd) :
- ScheduleEntry(stage_num, res_num), cmd(_cmd)
- { }
-
- InstBuffer::Command cmd;
-};
-
-class InstBufferRequest : public ResourceRequest {
- public:
- typedef InOrderDynInst::DynInstPtr DynInstPtr;
-
- public:
- InstBufferRequest(InstBuffer *res, DynInstPtr inst, int stage_num, int res_idx, int slot_num,
- InstBuffer::Command _cmd)
- : ResourceRequest(res, inst, stage_num, res_idx, slot_num),
- cmd(_cmd)
- { }
-
- InstBuffer::Command cmd;
-};
-
-
-#endif //__CPU_INORDER_INST_BUFF_UNIT_HH__