+/*
+ * Copyright (c) 2006 The Regents of The University of Michigan
+ * 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: Kevin Lim
+ */
#ifndef __CPU_OZONE_INORDER_BACK_END_HH__
#define __CPU_OZONE_INORDER_BACK_END_HH__
#include "arch/faults.hh"
#include "base/timebuf.hh"
-#include "cpu/exec_context.hh"
+#include "cpu/thread_context.hh"
#include "cpu/inst_seq.hh"
#include "cpu/ozone/rename_table.hh"
#include "cpu/ozone/thread_state.hh"
typedef typename Impl::FullCPU FullCPU;
typedef typename Impl::FrontEnd FrontEnd;
- typedef typename FullCPU::OzoneXC OzoneXC;
+ typedef typename FullCPU::OzoneTC OzoneTC;
typedef typename Impl::FullCPU::CommStruct CommStruct;
InorderBackEnd(Params *params);
void setCommBuffer(TimeBuffer<CommStruct> *_comm)
{ comm = _comm; }
- void setXC(ExecContext *xc_ptr);
+ void setTC(ThreadContext *tc_ptr);
void setThreadState(OzoneThreadState<Impl> *thread_ptr);
private:
void handleFault();
- void setSquashInfoFromXC();
+ void setSquashInfoFromTC();
bool squashPending;
InstSeqNum squashSeqNum;
void switchOut() { panic("Not implemented!"); }
void doSwitchOut() { panic("Not implemented!"); }
- void takeOverFrom(ExecContext *old_xc = NULL) { panic("Not implemented!"); }
+ void takeOverFrom(ThreadContext *old_tc = NULL) { panic("Not implemented!"); }
public:
FullCPU *cpu;
FrontEnd *frontEnd;
- ExecContext *xc;
+ ThreadContext *tc;
OzoneThreadState<Impl> *thread;
}
}
/*
- if (!dcacheInterface && (memReq->flags & UNCACHEABLE))
+ if (!dcacheInterface && (memReq->isUncacheable()))
recordEvent("Uncached Read");
*/
return fault;
InorderBackEnd<Impl>::read(MemReqPtr &req, T &data)
{
#if FULL_SYSTEM && defined(TARGET_ALPHA)
- if (req->flags & LOCKED) {
+ if (req->isLocked()) {
req->xc->setMiscReg(TheISA::Lock_Addr_DepTag, req->paddr);
req->xc->setMiscReg(TheISA::Lock_Flag_DepTag, true);
}
if (res && (fault == NoFault))
*res = memReq->result;
/*
- if (!dcacheInterface && (memReq->flags & UNCACHEABLE))
+ if (!dcacheInterface && (memReq->isUncacheable()))
recordEvent("Uncached Write");
*/
return fault;
ExecContext *xc;
// If this is a store conditional, act appropriately
- if (req->flags & LOCKED) {
+ if (req->isLocked()) {
xc = req->xc;
- if (req->flags & UNCACHEABLE) {
+ if (req->isUncacheable()) {
// Don't update result register (see stq_c in isa_desc)
req->result = 2;
xc->setStCondFailures(0);//Needed? [RGD]
}
/*
- if (!dcacheInterface && (req->flags & UNCACHEABLE))
+ if (!dcacheInterface && (req->isUncacheable()))
recordEvent("Uncached Read");
*/
return NoFault;
}
}
/*
- if (req->flags & LOCKED) {
- if (req->flags & UNCACHEABLE) {
+ if (req->isLocked()) {
+ if (req->isUncacheable()) {
// Don't update result register (see stq_c in isa_desc)
req->result = 2;
} else {
*res = req->result;
*/
/*
- if (!dcacheInterface && (req->flags & UNCACHEABLE))
+ if (!dcacheInterface && (req->isUncacheable()))
recordEvent("Uncached Write");
*/
return NoFault;