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-rw-r--r--src/cpu/o3/O3CPU.py14
-rw-r--r--src/cpu/o3/checker_builder.cc3
-rw-r--r--src/cpu/o3/commit.hh2
-rw-r--r--src/cpu/o3/commit_impl.hh53
-rw-r--r--src/cpu/o3/cpu.cc132
-rw-r--r--src/cpu/o3/cpu.hh7
-rw-r--r--src/cpu/o3/cpu_builder.cc32
-rw-r--r--src/cpu/o3/decode_impl.hh23
-rw-r--r--src/cpu/o3/dyn_inst.hh2
-rw-r--r--src/cpu/o3/dyn_inst_impl.hh27
-rw-r--r--src/cpu/o3/fetch_impl.hh22
-rw-r--r--src/cpu/o3/iew.hh1
-rw-r--r--src/cpu/o3/lsq.hh3
-rw-r--r--src/cpu/o3/lsq_impl.hh2
-rw-r--r--src/cpu/o3/lsq_unit.hh1
-rw-r--r--src/cpu/o3/regfile.hh8
-rw-r--r--src/cpu/o3/rename_impl.hh1
-rw-r--r--src/cpu/o3/rob_impl.hh1
-rwxr-xr-xsrc/cpu/o3/thread_context.hh25
-rwxr-xr-xsrc/cpu/o3/thread_context_impl.hh79
-rw-r--r--src/cpu/o3/thread_state.hh54
21 files changed, 196 insertions, 296 deletions
diff --git a/src/cpu/o3/O3CPU.py b/src/cpu/o3/O3CPU.py
index 2a5b6782f..1d8950a73 100644
--- a/src/cpu/o3/O3CPU.py
+++ b/src/cpu/o3/O3CPU.py
@@ -40,15 +40,11 @@ class DerivO3CPU(BaseCPU):
activity = Param.Unsigned(0, "Initial count")
if buildEnv['USE_CHECKER']:
- if not buildEnv['FULL_SYSTEM']:
- checker = Param.BaseCPU(O3Checker(workload=Parent.workload,
- exitOnError=False,
- updateOnError=True,
- warnOnlyOnLoadError=False),
- "checker")
- else:
- checker = Param.BaseCPU(O3Checker(exitOnError=False, updateOnError=True,
- warnOnlyOnLoadError=False), "checker")
+ checker = Param.BaseCPU(O3Checker(workload=Parent.workload,
+ exitOnError=False,
+ updateOnError=True,
+ warnOnlyOnLoadError=False),
+ "checker")
checker.itb = Parent.itb
checker.dtb = Parent.dtb
diff --git a/src/cpu/o3/checker_builder.cc b/src/cpu/o3/checker_builder.cc
index 5d0bd2ed2..b34613f68 100644
--- a/src/cpu/o3/checker_builder.cc
+++ b/src/cpu/o3/checker_builder.cc
@@ -90,11 +90,8 @@ O3CheckerParams::create()
params->dtb = dtb;
params->system = system;
params->cpu_id = cpu_id;
-#if FULL_SYSTEM
params->profile = profile;
-#else
params->process = workload;
-#endif
O3Checker *cpu = new O3Checker(params);
return cpu;
diff --git a/src/cpu/o3/commit.hh b/src/cpu/o3/commit.hh
index ffc2c16d2..b45d37df9 100644
--- a/src/cpu/o3/commit.hh
+++ b/src/cpu/o3/commit.hh
@@ -267,13 +267,11 @@ class DefaultCommit
void squashAfter(ThreadID tid, DynInstPtr &head_inst,
uint64_t squash_after_seq_num);
-#if FULL_SYSTEM
/** Handles processing an interrupt. */
void handleInterrupt();
/** Get fetch redirecting so we can handle an interrupt */
void propagateInterrupt();
-#endif // FULL_SYSTEM
/** Commits as many instructions as possible. */
void commitInsts();
diff --git a/src/cpu/o3/commit_impl.hh b/src/cpu/o3/commit_impl.hh
index 75ae87c75..c481d7b9c 100644
--- a/src/cpu/o3/commit_impl.hh
+++ b/src/cpu/o3/commit_impl.hh
@@ -47,7 +47,6 @@
#include "arch/utility.hh"
#include "base/loader/symtab.hh"
#include "base/cp_annotate.hh"
-#include "config/full_system.hh"
#include "config/the_isa.hh"
#include "config/use_checker.hh"
#include "cpu/o3/commit.hh"
@@ -61,6 +60,7 @@
#include "debug/O3PipeView.hh"
#include "params/DerivO3CPU.hh"
#include "sim/faults.hh"
+#include "sim/full_system.hh"
#if USE_CHECKER
#include "cpu/checker/cpu.hh"
@@ -148,9 +148,7 @@ DefaultCommit<Impl>::DefaultCommit(O3CPU *_cpu, DerivO3CPUParams *params)
pc[tid].set(0);
lastCommitedSeqNum[tid] = 0;
}
-#if FULL_SYSTEM
interrupt = NoFault;
-#endif
}
template <class Impl>
@@ -700,7 +698,6 @@ DefaultCommit<Impl>::tick()
updateStatus();
}
-#if FULL_SYSTEM
template <class Impl>
void
DefaultCommit<Impl>::handleInterrupt()
@@ -766,22 +763,20 @@ DefaultCommit<Impl>::propagateInterrupt()
toIEW->commitInfo[0].interruptPending = true;
}
-#endif // FULL_SYSTEM
-
template <class Impl>
void
DefaultCommit<Impl>::commit()
{
-
-#if FULL_SYSTEM
- // Check for any interrupt that we've already squashed for and start processing it.
- if (interrupt != NoFault)
- handleInterrupt();
-
- // Check if we have a interrupt and get read to handle it
- if (cpu->checkInterrupts(cpu->tcBase(0)))
- propagateInterrupt();
-#endif // FULL_SYSTEM
+ if (FullSystem) {
+ // Check for any interrupt that we've already squashed for and start
+ // processing it.
+ if (interrupt != NoFault)
+ handleInterrupt();
+
+ // Check if we have a interrupt and get read to handle it
+ if (cpu->checkInterrupts(cpu->tcBase(0)))
+ propagateInterrupt();
+ }
////////////////////////////////////
// Check for any possible squashes, handle them first
@@ -1173,22 +1168,22 @@ DefaultCommit<Impl>::commitHead(DynInstPtr &head_inst, unsigned inst_num)
updateComInstStats(head_inst);
-#if FULL_SYSTEM
- if (thread[tid]->profile) {
- thread[tid]->profilePC = head_inst->instAddr();
- ProfileNode *node = thread[tid]->profile->consume(thread[tid]->getTC(),
- head_inst->staticInst);
+ if (FullSystem) {
+ if (thread[tid]->profile) {
+ thread[tid]->profilePC = head_inst->instAddr();
+ ProfileNode *node = thread[tid]->profile->consume(
+ thread[tid]->getTC(), head_inst->staticInst);
- if (node)
- thread[tid]->profileNode = node;
- }
- if (CPA::available()) {
- if (head_inst->isControl()) {
- ThreadContext *tc = thread[tid]->getTC();
- CPA::cpa()->swAutoBegin(tc, head_inst->nextInstAddr());
+ if (node)
+ thread[tid]->profileNode = node;
+ }
+ if (CPA::available()) {
+ if (head_inst->isControl()) {
+ ThreadContext *tc = thread[tid]->getTC();
+ CPA::cpa()->swAutoBegin(tc, head_inst->nextInstAddr());
+ }
}
}
-#endif
DPRINTF(Commit, "Committing instruction with [sn:%lli] PC %s\n",
head_inst->seqNum, head_inst->pcState());
if (head_inst->traceData) {
diff --git a/src/cpu/o3/cpu.cc b/src/cpu/o3/cpu.cc
index 94fc5cdf3..5d3af6c70 100644
--- a/src/cpu/o3/cpu.cc
+++ b/src/cpu/o3/cpu.cc
@@ -31,13 +31,14 @@
* Rick Strong
*/
-#include "config/full_system.hh"
+#include "arch/kernel_stats.hh"
#include "config/the_isa.hh"
#include "config/use_checker.hh"
#include "cpu/o3/cpu.hh"
#include "cpu/o3/isa_specific.hh"
#include "cpu/o3/thread_context.hh"
#include "cpu/activity.hh"
+#include "cpu/quiesce_event.hh"
#include "cpu/simple_thread.hh"
#include "cpu/thread_context.hh"
#include "debug/Activity.hh"
@@ -45,15 +46,11 @@
#include "debug/Quiesce.hh"
#include "enums/MemoryMode.hh"
#include "sim/core.hh"
+#include "sim/full_system.hh"
+#include "sim/process.hh"
#include "sim/stat_control.hh"
#include "sim/system.hh"
-#if FULL_SYSTEM
-#include "cpu/quiesce_event.hh"
-#else
-#include "sim/process.hh"
-#endif
-
#if USE_CHECKER
#include "cpu/checker/cpu.hh"
#endif
@@ -218,18 +215,16 @@ FullO3CPU<Impl>::FullO3CPU(DerivO3CPUParams *params)
if (params->checker) {
BaseCPU *temp_checker = params->checker;
checker = dynamic_cast<Checker<DynInstPtr> *>(temp_checker);
-#if FULL_SYSTEM
checker->setSystem(params->system);
-#endif
} else {
checker = NULL;
}
#endif // USE_CHECKER
-#if !FULL_SYSTEM
- thread.resize(numThreads);
- tids.resize(numThreads);
-#endif
+ if (!FullSystem) {
+ thread.resize(numThreads);
+ tids.resize(numThreads);
+ }
// The stages also need their CPU pointer setup. However this
// must be done at the upper level CPU because they have pointers
@@ -265,17 +260,18 @@ FullO3CPU<Impl>::FullO3CPU(DerivO3CPUParams *params)
rename.setIEWStage(&iew);
rename.setCommitStage(&commit);
-#if !FULL_SYSTEM
- ThreadID active_threads = params->workload.size();
+ ThreadID active_threads;
+ if (FullSystem) {
+ active_threads = 1;
+ } else {
+ active_threads = params->workload.size();
- if (active_threads > Impl::MaxThreads) {
- panic("Workload Size too large. Increase the 'MaxThreads'"
- "constant in your O3CPU impl. file (e.g. o3/alpha/impl.hh) or "
- "edit your workload size.");
+ if (active_threads > Impl::MaxThreads) {
+ panic("Workload Size too large. Increase the 'MaxThreads' "
+ "constant in your O3CPU impl. file (e.g. o3/alpha/impl.hh) "
+ "or edit your workload size.");
+ }
}
-#else
- ThreadID active_threads = 1;
-#endif
//Make Sure That this a Valid Architeture
assert(params->numPhysIntRegs >= numThreads * TheISA::NumIntRegs);
@@ -354,31 +350,31 @@ FullO3CPU<Impl>::FullO3CPU(DerivO3CPUParams *params)
this->thread.resize(this->numThreads);
for (ThreadID tid = 0; tid < this->numThreads; ++tid) {
-#if FULL_SYSTEM
- // SMT is not supported in FS mode yet.
- assert(this->numThreads == 1);
- this->thread[tid] = new Thread(this, 0);
-#else
- if (tid < params->workload.size()) {
- DPRINTF(O3CPU, "Workload[%i] process is %#x",
- tid, this->thread[tid]);
- this->thread[tid] = new typename FullO3CPU<Impl>::Thread(
- (typename Impl::O3CPU *)(this),
- tid, params->workload[tid]);
-
- //usedTids[tid] = true;
- //threadMap[tid] = tid;
+ if (FullSystem) {
+ // SMT is not supported in FS mode yet.
+ assert(this->numThreads == 1);
+ this->thread[tid] = new Thread(this, 0, NULL);
} else {
- //Allocate Empty thread so M5 can use later
- //when scheduling threads to CPU
- Process* dummy_proc = NULL;
-
- this->thread[tid] = new typename FullO3CPU<Impl>::Thread(
- (typename Impl::O3CPU *)(this),
- tid, dummy_proc);
- //usedTids[tid] = false;
+ if (tid < params->workload.size()) {
+ DPRINTF(O3CPU, "Workload[%i] process is %#x",
+ tid, this->thread[tid]);
+ this->thread[tid] = new typename FullO3CPU<Impl>::Thread(
+ (typename Impl::O3CPU *)(this),
+ tid, params->workload[tid]);
+
+ //usedTids[tid] = true;
+ //threadMap[tid] = tid;
+ } else {
+ //Allocate Empty thread so M5 can use later
+ //when scheduling threads to CPU
+ Process* dummy_proc = NULL;
+
+ this->thread[tid] = new typename FullO3CPU<Impl>::Thread(
+ (typename Impl::O3CPU *)(this),
+ tid, dummy_proc);
+ //usedTids[tid] = false;
+ }
}
-#endif // !FULL_SYSTEM
ThreadContext *tc;
@@ -400,10 +396,10 @@ FullO3CPU<Impl>::FullO3CPU(DerivO3CPUParams *params)
assert(o3_tc->cpu);
o3_tc->thread = this->thread[tid];
-#if FULL_SYSTEM
- // Setup quiesce event.
- this->thread[tid]->quiesceEvent = new EndQuiesceEvent(tc);
-#endif
+ if (FullSystem) {
+ // Setup quiesce event.
+ this->thread[tid]->quiesceEvent = new EndQuiesceEvent(tc);
+ }
// Give the thread the TC.
this->thread[tid]->tc = tc;
@@ -556,9 +552,8 @@ FullO3CPU<Impl>::tick()
commit.tick();
-#if !FULL_SYSTEM
- doContextSwitch();
-#endif
+ if (!FullSystem)
+ doContextSwitch();
// Now advance the time buffers
timeBuffer.advance();
@@ -590,9 +585,8 @@ FullO3CPU<Impl>::tick()
}
}
-#if !FULL_SYSTEM
- updateThreadPriority();
-#endif
+ if (!FullSystem)
+ updateThreadPriority();
}
template <class Impl>
@@ -606,12 +600,12 @@ FullO3CPU<Impl>::init()
for (ThreadID tid = 0; tid < numThreads; ++tid)
thread[tid]->inSyscall = true;
-#if FULL_SYSTEM
- for (ThreadID tid = 0; tid < numThreads; tid++) {
- ThreadContext *src_tc = threadContexts[tid];
- TheISA::initCPU(src_tc, src_tc->contextId());
+ if (FullSystem) {
+ for (ThreadID tid = 0; tid < numThreads; tid++) {
+ ThreadContext *src_tc = threadContexts[tid];
+ TheISA::initCPU(src_tc, src_tc->contextId());
+ }
}
-#endif
// Clear inSyscall.
for (int tid = 0; tid < numThreads; ++tid)
@@ -752,11 +746,11 @@ FullO3CPU<Impl>::insertThread(ThreadID tid)
DPRINTF(O3CPU,"[tid:%i] Initializing thread into CPU");
// Will change now that the PC and thread state is internal to the CPU
// and not in the ThreadContext.
-#if FULL_SYSTEM
- ThreadContext *src_tc = system->threadContexts[tid];
-#else
- ThreadContext *src_tc = tcBase(tid);
-#endif
+ ThreadContext *src_tc;
+ if (FullSystem)
+ src_tc = system->threadContexts[tid];
+ else
+ src_tc = tcBase(tid);
//Bind Int Regs to Rename Map
for (int ireg = 0; ireg < TheISA::NumIntRegs; ireg++) {
@@ -907,7 +901,6 @@ FullO3CPU<Impl>::activateWhenReady(ThreadID tid)
}
}
-#if FULL_SYSTEM
template <class Impl>
Fault
FullO3CPU<Impl>::hwrei(ThreadID tid)
@@ -984,7 +977,6 @@ FullO3CPU<Impl>::updateMemPorts()
for (ThreadID i = 0; i < size; ++i)
thread[i]->connectMemPorts(thread[i]->getTC());
}
-#endif
template <class Impl>
void
@@ -994,8 +986,6 @@ FullO3CPU<Impl>::trap(Fault fault, ThreadID tid, StaticInstPtr inst)
fault->invoke(this->threadContexts[tid], inst);
}
-#if !FULL_SYSTEM
-
template <class Impl>
void
FullO3CPU<Impl>::syscall(int64_t callnum, ThreadID tid)
@@ -1016,8 +1006,6 @@ FullO3CPU<Impl>::syscall(int64_t callnum, ThreadID tid)
--(this->thread[tid]->funcExeInst);
}
-#endif
-
template <class Impl>
void
FullO3CPU<Impl>::serialize(std::ostream &os)
@@ -1611,7 +1599,6 @@ FullO3CPU<Impl>::wakeCPU()
schedule(tickEvent, nextCycle());
}
-#if FULL_SYSTEM
template <class Impl>
void
FullO3CPU<Impl>::wakeup()
@@ -1624,7 +1611,6 @@ FullO3CPU<Impl>::wakeup()
DPRINTF(Quiesce, "Suspended Processor woken\n");
this->threadContexts[0]->activate();
}
-#endif
template <class Impl>
ThreadID
diff --git a/src/cpu/o3/cpu.hh b/src/cpu/o3/cpu.hh
index b2606c1e2..7580106ad 100644
--- a/src/cpu/o3/cpu.hh
+++ b/src/cpu/o3/cpu.hh
@@ -42,7 +42,6 @@
#include "arch/types.hh"
#include "base/statistics.hh"
-#include "config/full_system.hh"
#include "config/the_isa.hh"
#include "config/use_checker.hh"
#include "cpu/o3/comm.hh"
@@ -350,12 +349,10 @@ class FullO3CPU : public BaseO3CPU
virtual void unserialize(Checkpoint *cp, const std::string &section);
public:
-#if !FULL_SYSTEM
/** Executes a syscall.
* @todo: Determine if this needs to be virtual.
*/
void syscall(int64_t callnum, ThreadID tid);
-#endif
/** Starts draining the CPU's pipeline of all instructions in
* order to stop all memory accesses. */
@@ -380,7 +377,6 @@ class FullO3CPU : public BaseO3CPU
/** Traps to handle given fault. */
void trap(Fault fault, ThreadID tid, StaticInstPtr inst);
-#if FULL_SYSTEM
/** HW return from error interrupt. */
Fault hwrei(ThreadID tid);
@@ -404,7 +400,6 @@ class FullO3CPU : public BaseO3CPU
/** Check if this address is a valid data address. */
bool validDataAddr(Addr addr) { return true; }
-#endif
/** Register accessors. Index refers to the physical register index. */
@@ -633,9 +628,7 @@ class FullO3CPU : public BaseO3CPU
/** Wakes the CPU, rescheduling the CPU if it's not already active. */
void wakeCPU();
-#if FULL_SYSTEM
virtual void wakeup();
-#endif
/** Gets a free thread id. Use if thread ids change across system. */
ThreadID getFreeTid();
diff --git a/src/cpu/o3/cpu_builder.cc b/src/cpu/o3/cpu_builder.cc
index 097dc7181..296ad1793 100644
--- a/src/cpu/o3/cpu_builder.cc
+++ b/src/cpu/o3/cpu_builder.cc
@@ -30,7 +30,6 @@
#include <string>
-#include "config/full_system.hh"
#include "config/use_checker.hh"
#include "cpu/o3/cpu.hh"
#include "cpu/o3/impl.hh"
@@ -47,22 +46,23 @@ class DerivO3CPU : public FullO3CPU<O3CPUImpl>
DerivO3CPU *
DerivO3CPUParams::create()
{
-#if FULL_SYSTEM
- // Full-system only supports a single thread for the moment.
- ThreadID actual_num_threads = 1;
-#else
- if (workload.size() > numThreads) {
- fatal("Workload Size (%i) > Max Supported Threads (%i) on This CPU",
- workload.size(), numThreads);
- } else if (workload.size() == 0) {
- fatal("Must specify at least one workload!");
+ ThreadID actual_num_threads;
+ if (FullSystem) {
+ // Full-system only supports a single thread for the moment.
+ actual_num_threads = 1;
+ } else {
+ if (workload.size() > numThreads) {
+ fatal("Workload Size (%i) > Max Supported Threads (%i) on This CPU",
+ workload.size(), numThreads);
+ } else if (workload.size() == 0) {
+ fatal("Must specify at least one workload!");
+ }
+
+ // In non-full-system mode, we infer the number of threads from
+ // the workload if it's not explicitly specified.
+ actual_num_threads =
+ (numThreads >= workload.size()) ? numThreads : workload.size();
}
-
- // In non-full-system mode, we infer the number of threads from
- // the workload if it's not explicitly specified.
- ThreadID actual_num_threads =
- (numThreads >= workload.size()) ? numThreads : workload.size();
-#endif
numThreads = actual_num_threads;
diff --git a/src/cpu/o3/decode_impl.hh b/src/cpu/o3/decode_impl.hh
index 0c0ec768e..3def971e9 100644
--- a/src/cpu/o3/decode_impl.hh
+++ b/src/cpu/o3/decode_impl.hh
@@ -30,13 +30,13 @@
#include "arch/types.hh"
#include "base/trace.hh"
-#include "config/full_system.hh"
#include "config/the_isa.hh"
#include "cpu/o3/decode.hh"
#include "cpu/inst_seq.hh"
#include "debug/Activity.hh"
#include "debug/Decode.hh"
#include "params/DerivO3CPU.hh"
+#include "sim/full_system.hh"
using namespace std;
@@ -322,19 +322,18 @@ DefaultDecode<Impl>::squash(ThreadID tid)
if (decodeStatus[tid] == Blocked ||
decodeStatus[tid] == Unblocking) {
-#if !FULL_SYSTEM
- // In syscall emulation, we can have both a block and a squash due
- // to a syscall in the same cycle. This would cause both signals to
- // be high. This shouldn't happen in full system.
- // @todo: Determine if this still happens.
- if (toFetch->decodeBlock[tid]) {
- toFetch->decodeBlock[tid] = 0;
- } else {
+ if (FullSystem) {
toFetch->decodeUnblock[tid] = 1;
+ } else {
+ // In syscall emulation, we can have both a block and a squash due
+ // to a syscall in the same cycle. This would cause both signals
+ // to be high. This shouldn't happen in full system.
+ // @todo: Determine if this still happens.
+ if (toFetch->decodeBlock[tid])
+ toFetch->decodeBlock[tid] = 0;
+ else
+ toFetch->decodeUnblock[tid] = 1;
}
-#else
- toFetch->decodeUnblock[tid] = 1;
-#endif
}
// Set status to squashing.
diff --git a/src/cpu/o3/dyn_inst.hh b/src/cpu/o3/dyn_inst.hh
index e58eb99c5..1b101ede9 100644
--- a/src/cpu/o3/dyn_inst.hh
+++ b/src/cpu/o3/dyn_inst.hh
@@ -199,13 +199,11 @@ class BaseO3DynInst : public BaseDynInst<Impl>
this->setFloatRegOperandBits(this->staticInst.get(), idx, this->cpu->readFloatRegBits(prev_phys_reg));
}
}
-#if FULL_SYSTEM
/** Calls hardware return from error interrupt. */
Fault hwrei();
/** Traps to handle specified fault. */
void trap(Fault fault);
bool simPalCheck(int palFunc);
-#endif
/** Emulates a syscall. */
void syscall(int64_t callnum);
diff --git a/src/cpu/o3/dyn_inst_impl.hh b/src/cpu/o3/dyn_inst_impl.hh
index 500d63de8..93ae83441 100644
--- a/src/cpu/o3/dyn_inst_impl.hh
+++ b/src/cpu/o3/dyn_inst_impl.hh
@@ -42,6 +42,7 @@
#include "base/cp_annotate.hh"
#include "cpu/o3/dyn_inst.hh"
+#include "sim/full_system.hh"
template <class Impl>
BaseO3DynInst<Impl>::BaseO3DynInst(StaticInstPtr staticInst,
@@ -143,7 +144,6 @@ BaseO3DynInst<Impl>::completeAcc(PacketPtr pkt)
return this->fault;
}
-#if FULL_SYSTEM
template <class Impl>
Fault
BaseO3DynInst<Impl>::hwrei()
@@ -188,24 +188,23 @@ BaseO3DynInst<Impl>::simPalCheck(int palFunc)
#endif
return this->cpu->simPalCheck(palFunc, this->threadNumber);
}
-#endif
template <class Impl>
void
BaseO3DynInst<Impl>::syscall(int64_t callnum)
{
-#if FULL_SYSTEM
- panic("Syscall emulation isn't available in FS mode.\n");
-#else
- // HACK: check CPU's nextPC before and after syscall. If it
- // changes, update this instruction's nextPC because the syscall
- // must have changed the nextPC.
- TheISA::PCState curPC = this->cpu->pcState(this->threadNumber);
- this->cpu->syscall(callnum, this->threadNumber);
- TheISA::PCState newPC = this->cpu->pcState(this->threadNumber);
- if (!(curPC == newPC)) {
- this->pcState(newPC);
+ if (FullSystem) {
+ panic("Syscall emulation isn't available in FS mode.\n");
+ } else {
+ // HACK: check CPU's nextPC before and after syscall. If it
+ // changes, update this instruction's nextPC because the syscall
+ // must have changed the nextPC.
+ TheISA::PCState curPC = this->cpu->pcState(this->threadNumber);
+ this->cpu->syscall(callnum, this->threadNumber);
+ TheISA::PCState newPC = this->cpu->pcState(this->threadNumber);
+ if (!(curPC == newPC)) {
+ this->pcState(newPC);
+ }
}
-#endif
}
diff --git a/src/cpu/o3/fetch_impl.hh b/src/cpu/o3/fetch_impl.hh
index ccab47d2f..28fd434fe 100644
--- a/src/cpu/o3/fetch_impl.hh
+++ b/src/cpu/o3/fetch_impl.hh
@@ -45,7 +45,9 @@
#include <cstring>
#include "arch/isa_traits.hh"
+#include "arch/tlb.hh"
#include "arch/utility.hh"
+#include "arch/vtophys.hh"
#include "base/types.hh"
#include "config/the_isa.hh"
#include "config/use_checker.hh"
@@ -61,12 +63,8 @@
#include "sim/byteswap.hh"
#include "sim/core.hh"
#include "sim/eventq.hh"
-
-#if FULL_SYSTEM
-#include "arch/tlb.hh"
-#include "arch/vtophys.hh"
+#include "sim/full_system.hh"
#include "sim/system.hh"
-#endif // FULL_SYSTEM
using namespace std;
@@ -907,15 +905,15 @@ DefaultFetch<Impl>::tick()
DPRINTF(Fetch, "Running stage.\n");
- #if FULL_SYSTEM
- if (fromCommit->commitInfo[0].interruptPending) {
- interruptPending = true;
- }
+ if (FullSystem) {
+ if (fromCommit->commitInfo[0].interruptPending) {
+ interruptPending = true;
+ }
- if (fromCommit->commitInfo[0].clearInterrupt) {
- interruptPending = false;
+ if (fromCommit->commitInfo[0].clearInterrupt) {
+ interruptPending = false;
+ }
}
-#endif
for (threadFetched = 0; threadFetched < numFetchingThreads;
threadFetched++) {
diff --git a/src/cpu/o3/iew.hh b/src/cpu/o3/iew.hh
index 113d0756e..2c5858a51 100644
--- a/src/cpu/o3/iew.hh
+++ b/src/cpu/o3/iew.hh
@@ -47,7 +47,6 @@
#include <set>
#include "base/statistics.hh"
-#include "config/full_system.hh"
#include "cpu/o3/comm.hh"
#include "cpu/o3/lsq.hh"
#include "cpu/o3/scoreboard.hh"
diff --git a/src/cpu/o3/lsq.hh b/src/cpu/o3/lsq.hh
index 14917bc16..1974af08f 100644
--- a/src/cpu/o3/lsq.hh
+++ b/src/cpu/o3/lsq.hh
@@ -34,7 +34,6 @@
#include <map>
#include <queue>
-#include "config/full_system.hh"
#include "cpu/o3/lsq_unit.hh"
#include "cpu/inst_seq.hh"
#include "mem/port.hh"
@@ -334,10 +333,8 @@ class LSQ {
/** D-cache port. */
DcachePort dcachePort;
-#if FULL_SYSTEM
/** Tell the CPU to update the Phys and Virt ports. */
void updateMemPorts() { cpu->updateMemPorts(); }
-#endif
protected:
/** The LSQ policy for SMT mode. */
diff --git a/src/cpu/o3/lsq_impl.hh b/src/cpu/o3/lsq_impl.hh
index ef9167d8c..8b1638c70 100644
--- a/src/cpu/o3/lsq_impl.hh
+++ b/src/cpu/o3/lsq_impl.hh
@@ -46,11 +46,9 @@ LSQ<Impl>::DcachePort::setPeer(Port *port)
{
Port::setPeer(port);
-#if FULL_SYSTEM
// Update the ThreadContext's memory ports (Functional/Virtual
// Ports)
lsq->updateMemPorts();
-#endif
}
template <class Impl>
diff --git a/src/cpu/o3/lsq_unit.hh b/src/cpu/o3/lsq_unit.hh
index 3c1af4533..0882dcf20 100644
--- a/src/cpu/o3/lsq_unit.hh
+++ b/src/cpu/o3/lsq_unit.hh
@@ -44,7 +44,6 @@
#include "arch/mmapped_ipr.hh"
#include "base/fast_alloc.hh"
#include "base/hashmap.hh"
-#include "config/full_system.hh"
#include "config/the_isa.hh"
#include "cpu/inst_seq.hh"
#include "cpu/timebuf.hh"
diff --git a/src/cpu/o3/regfile.hh b/src/cpu/o3/regfile.hh
index d04f45cc0..117c955c2 100644
--- a/src/cpu/o3/regfile.hh
+++ b/src/cpu/o3/regfile.hh
@@ -35,17 +35,13 @@
#include <vector>
#include "arch/isa_traits.hh"
+#include "arch/kernel_stats.hh"
#include "arch/types.hh"
#include "base/trace.hh"
-#include "config/full_system.hh"
#include "config/the_isa.hh"
#include "cpu/o3/comm.hh"
#include "debug/IEW.hh"
-#if FULL_SYSTEM
-#include "arch/kernel_stats.hh"
-#endif
-
/**
* Simple physical register file class.
* Right now this is specific to Alpha until we decide if/how to make things
@@ -174,10 +170,8 @@ class PhysRegFile
/** Floating point register file. */
PhysFloatReg *floatRegFile;
-#if FULL_SYSTEM
private:
int intrflag; // interrupt flag
-#endif
private:
/** CPU pointer. */
diff --git a/src/cpu/o3/rename_impl.hh b/src/cpu/o3/rename_impl.hh
index fc93a5197..4106bbef9 100644
--- a/src/cpu/o3/rename_impl.hh
+++ b/src/cpu/o3/rename_impl.hh
@@ -45,7 +45,6 @@
#include "arch/isa_traits.hh"
#include "arch/registers.hh"
-#include "config/full_system.hh"
#include "config/the_isa.hh"
#include "cpu/o3/rename.hh"
#include "debug/Activity.hh"
diff --git a/src/cpu/o3/rob_impl.hh b/src/cpu/o3/rob_impl.hh
index dcde54a54..0484f519c 100644
--- a/src/cpu/o3/rob_impl.hh
+++ b/src/cpu/o3/rob_impl.hh
@@ -31,7 +31,6 @@
#include <list>
-#include "config/full_system.hh"
#include "cpu/o3/rob.hh"
#include "debug/Fetch.hh"
#include "debug/ROB.hh"
diff --git a/src/cpu/o3/thread_context.hh b/src/cpu/o3/thread_context.hh
index 38c94439a..815c9cb64 100755
--- a/src/cpu/o3/thread_context.hh
+++ b/src/cpu/o3/thread_context.hh
@@ -92,22 +92,22 @@ class O3ThreadContext : public ThreadContext
/** Returns a pointer to the system. */
virtual System *getSystemPtr() { return cpu->system; }
-#if FULL_SYSTEM
/** Returns a pointer to this thread's kernel statistics. */
virtual TheISA::Kernel::Statistics *getKernelStats()
{ return thread->kernelStats; }
- virtual FunctionalPort *getPhysPort() { return thread->getPhysPort(); }
+ virtual void connectMemPorts(ThreadContext *tc)
+ { thread->connectMemPorts(tc); }
- virtual VirtualPort *getVirtPort();
+ /** Returns a pointer to this thread's process. */
+ virtual Process *getProcessPtr() { return thread->getProcessPtr(); }
- virtual void connectMemPorts(ThreadContext *tc) { thread->connectMemPorts(tc); }
-#else
virtual TranslatingPort *getMemPort() { return thread->getMemPort(); }
- /** Returns a pointer to this thread's process. */
- virtual Process *getProcessPtr() { return thread->getProcessPtr(); }
-#endif
+ virtual VirtualPort *getVirtPort();
+
+ virtual FunctionalPort *getPhysPort() { return thread->getPhysPort(); }
+
/** Returns this thread's status. */
virtual Status status() const { return thread->status(); }
@@ -125,12 +125,11 @@ class O3ThreadContext : public ThreadContext
/** Set the status to Halted. */
virtual void halt(int delay = 0);
-#if FULL_SYSTEM
/** Dumps the function profiling information.
* @todo: Implement.
*/
virtual void dumpFuncProfile();
-#endif
+
/** Takes over execution of a thread from another CPU. */
virtual void takeOverFrom(ThreadContext *old_context);
@@ -142,7 +141,6 @@ class O3ThreadContext : public ThreadContext
/** Unserializes state. */
virtual void unserialize(Checkpoint *cp, const std::string &section);
-#if FULL_SYSTEM
/** Reads the last tick that this thread was activated on. */
virtual Tick readLastActivate();
/** Reads the last tick that this thread was suspended on. */
@@ -152,7 +150,6 @@ class O3ThreadContext : public ThreadContext
virtual void profileClear();
/** Samples the function profiling information. */
virtual void profileSample();
-#endif
/** Copies the architectural registers from another TC into this TC. */
virtual void copyArchRegs(ThreadContext *tc);
@@ -229,20 +226,18 @@ class O3ThreadContext : public ThreadContext
* misspeculating, this is set as false. */
virtual bool misspeculating() { return false; }
-#if !FULL_SYSTEM
/** Executes a syscall in SE mode. */
virtual void syscall(int64_t callnum)
{ return cpu->syscall(callnum, thread->threadId()); }
/** Reads the funcExeInst counter. */
virtual Counter readFuncExeInst() { return thread->funcExeInst; }
-#else
+
/** Returns pointer to the quiesce event. */
virtual EndQuiesceEvent *getQuiesceEvent()
{
return this->thread->quiesceEvent;
}
-#endif
};
diff --git a/src/cpu/o3/thread_context_impl.hh b/src/cpu/o3/thread_context_impl.hh
index 4888cf92e..15fc397dc 100755
--- a/src/cpu/o3/thread_context_impl.hh
+++ b/src/cpu/o3/thread_context_impl.hh
@@ -41,13 +41,13 @@
* Korey Sewell
*/
+#include "arch/kernel_stats.hh"
#include "arch/registers.hh"
#include "config/the_isa.hh"
#include "cpu/o3/thread_context.hh"
#include "cpu/quiesce_event.hh"
#include "debug/O3CPU.hh"
-#if FULL_SYSTEM
template <class Impl>
VirtualPort *
O3ThreadContext<Impl>::getVirtPort()
@@ -61,18 +61,14 @@ O3ThreadContext<Impl>::dumpFuncProfile()
{
thread->dumpFuncProfile();
}
-#endif
template <class Impl>
void
O3ThreadContext<Impl>::takeOverFrom(ThreadContext *old_context)
{
// some things should already be set up
-#if FULL_SYSTEM
assert(getSystemPtr() == old_context->getSystemPtr());
-#else
assert(getProcessPtr() == old_context->getProcessPtr());
-#endif
// copy over functional state
setStatus(old_context->status());
@@ -80,24 +76,23 @@ O3ThreadContext<Impl>::takeOverFrom(ThreadContext *old_context)
setContextId(old_context->contextId());
setThreadId(old_context->threadId());
-#if !FULL_SYSTEM
- thread->funcExeInst = old_context->readFuncExeInst();
-#else
- EndQuiesceEvent *other_quiesce = old_context->getQuiesceEvent();
- if (other_quiesce) {
- // Point the quiesce event's TC at this TC so that it wakes up
- // the proper CPU.
- other_quiesce->tc = this;
+ if (FullSystem) {
+ EndQuiesceEvent *other_quiesce = old_context->getQuiesceEvent();
+ if (other_quiesce) {
+ // Point the quiesce event's TC at this TC so that it wakes up
+ // the proper CPU.
+ other_quiesce->tc = this;
+ }
+ if (thread->quiesceEvent) {
+ thread->quiesceEvent->tc = this;
+ }
+
+ // Transfer kernel stats from one CPU to the other.
+ thread->kernelStats = old_context->getKernelStats();
+ cpu->lockFlag = false;
+ } else {
+ thread->funcExeInst = old_context->readFuncExeInst();
}
- if (thread->quiesceEvent) {
- thread->quiesceEvent->tc = this;
- }
-
- // Transfer kernel stats from one CPU to the other.
- thread->kernelStats = old_context->getKernelStats();
-// storeCondFailures = 0;
- cpu->lockFlag = false;
-#endif
old_context->setStatus(ThreadContext::Halted);
@@ -115,10 +110,7 @@ O3ThreadContext<Impl>::activate(int delay)
if (thread->status() == ThreadContext::Active)
return;
-#if FULL_SYSTEM
thread->lastActivate = curTick();
-#endif
-
thread->setStatus(ThreadContext::Active);
// status() == Suspended
@@ -135,19 +127,9 @@ O3ThreadContext<Impl>::suspend(int delay)
if (thread->status() == ThreadContext::Suspended)
return;
-#if FULL_SYSTEM
thread->lastActivate = curTick();
thread->lastSuspend = curTick();
-#endif
-/*
-#if FULL_SYSTEM
- // Don't change the status from active if there are pending interrupts
- if (cpu->checkInterrupts()) {
- assert(status() == ThreadContext::Active);
- return;
- }
-#endif
-*/
+
thread->setStatus(ThreadContext::Suspended);
cpu->suspendContext(thread->threadId());
}
@@ -170,35 +152,28 @@ template <class Impl>
void
O3ThreadContext<Impl>::regStats(const std::string &name)
{
-#if FULL_SYSTEM
- thread->kernelStats = new TheISA::Kernel::Statistics(cpu->system);
- thread->kernelStats->regStats(name + ".kern");
-#endif
+ if (FullSystem) {
+ thread->kernelStats = new TheISA::Kernel::Statistics(cpu->system);
+ thread->kernelStats->regStats(name + ".kern");
+ }
}
template <class Impl>
void
O3ThreadContext<Impl>::serialize(std::ostream &os)
{
-#if FULL_SYSTEM
- if (thread->kernelStats)
+ if (FullSystem && thread->kernelStats)
thread->kernelStats->serialize(os);
-#endif
-
}
template <class Impl>
void
O3ThreadContext<Impl>::unserialize(Checkpoint *cp, const std::string &section)
{
-#if FULL_SYSTEM
- if (thread->kernelStats)
+ if (FullSystem && thread->kernelStats)
thread->kernelStats->unserialize(cp, section);
-#endif
-
}
-#if FULL_SYSTEM
template <class Impl>
Tick
O3ThreadContext<Impl>::readLastActivate()
@@ -226,7 +201,6 @@ O3ThreadContext<Impl>::profileSample()
{
thread->profileSample();
}
-#endif
template <class Impl>
void
@@ -237,9 +211,8 @@ O3ThreadContext<Impl>::copyArchRegs(ThreadContext *tc)
TheISA::copyRegs(tc, this);
thread->inSyscall = false;
-#if !FULL_SYSTEM
- this->thread->funcExeInst = tc->readFuncExeInst();
-#endif
+ if (!FullSystem)
+ this->thread->funcExeInst = tc->readFuncExeInst();
}
template <class Impl>
diff --git a/src/cpu/o3/thread_state.hh b/src/cpu/o3/thread_state.hh
index 1171053b9..fc54ec33c 100644
--- a/src/cpu/o3/thread_state.hh
+++ b/src/cpu/o3/thread_state.hh
@@ -35,19 +35,15 @@
#include "base/output.hh"
#include "cpu/thread_context.hh"
#include "cpu/thread_state.hh"
+#include "sim/full_system.hh"
#include "sim/sim_exit.hh"
-class Event;
-class Process;
-
-#if FULL_SYSTEM
class EndQuiesceEvent;
-class FunctionProfile;
-class ProfileNode;
-#else
+class Event;
class FunctionalMemory;
+class FunctionProfile;
class Process;
-#endif
+class ProfileNode;
/**
* Class that has various thread state, such as the status, the
@@ -75,31 +71,27 @@ struct O3ThreadState : public ThreadState {
*/
bool trapPending;
-#if FULL_SYSTEM
- O3ThreadState(O3CPU *_cpu, int _thread_num)
- : ThreadState(_cpu, _thread_num),
+ O3ThreadState(O3CPU *_cpu, int _thread_num, Process *_process)
+ : ThreadState(_cpu, _thread_num, _process),
cpu(_cpu), inSyscall(0), trapPending(0)
{
- if (cpu->params()->profile) {
- profile = new FunctionProfile(cpu->params()->system->kernelSymtab);
- Callback *cb =
- new MakeCallback<O3ThreadState,
- &O3ThreadState::dumpFuncProfile>(this);
- registerExitCallback(cb);
- }
+ if (FullSystem) {
+ if (cpu->params()->profile) {
+ profile = new FunctionProfile(
+ cpu->params()->system->kernelSymtab);
+ Callback *cb =
+ new MakeCallback<O3ThreadState,
+ &O3ThreadState::dumpFuncProfile>(this);
+ registerExitCallback(cb);
+ }
- // let's fill with a dummy node for now so we don't get a segfault
- // on the first cycle when there's no node available.
- static ProfileNode dummyNode;
- profileNode = &dummyNode;
- profilePC = 3;
+ // let's fill with a dummy node for now so we don't get a segfault
+ // on the first cycle when there's no node available.
+ static ProfileNode dummyNode;
+ profileNode = &dummyNode;
+ profilePC = 3;
+ }
}
-#else
- O3ThreadState(O3CPU *_cpu, int _thread_num, Process *_process)
- : ThreadState(_cpu, _thread_num, _process),
- cpu(_cpu), inSyscall(0), trapPending(0)
- { }
-#endif
/** Pointer to the ThreadContext of this thread. */
ThreadContext *tc;
@@ -107,18 +99,14 @@ struct O3ThreadState : public ThreadState {
/** Returns a pointer to the TC of this thread. */
ThreadContext *getTC() { return tc; }
-#if !FULL_SYSTEM
/** Handles the syscall. */
void syscall(int64_t callnum) { process->syscall(callnum, tc); }
-#endif
-#if FULL_SYSTEM
void dumpFuncProfile()
{
std::ostream *os = simout.create(csprintf("profile.%s.dat", cpu->name()));
profile->dump(tc, *os);
}
-#endif
};
#endif // __CPU_O3_THREAD_STATE_HH__
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 04:29:43 +0000