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-rw-r--r--src/base/remote_gdb.cc1
-rw-r--r--src/cpu/BaseCPU.py8
-rw-r--r--src/sim/SConscript2
-rw-r--r--src/sim/faults.cc12
-rw-r--r--src/sim/process.cc4
-rw-r--r--src/sim/pseudo_inst.cc270
-rw-r--r--src/sim/pseudo_inst.hh67
-rw-r--r--src/sim/tlb.cc16
8 files changed, 174 insertions, 206 deletions
diff --git a/src/base/remote_gdb.cc b/src/base/remote_gdb.cc
index aa13e1f50..77f793769 100644
--- a/src/base/remote_gdb.cc
+++ b/src/base/remote_gdb.cc
@@ -134,6 +134,7 @@
#include "mem/port.hh"
#include "mem/translating_port.hh"
#include "mem/vport.hh"
+#include "sim/full_system.hh"
#include "sim/system.hh"
using namespace std;
diff --git a/src/cpu/BaseCPU.py b/src/cpu/BaseCPU.py
index 277a2c8b4..1ff4c85b4 100644
--- a/src/cpu/BaseCPU.py
+++ b/src/cpu/BaseCPU.py
@@ -78,10 +78,10 @@ class BaseCPU(MemObject):
do_statistics_insts = Param.Bool(True,
"enable statistics pseudo instructions")
- if buildEnv['FULL_SYSTEM']:
- profile = Param.Latency('0ns', "trace the kernel stack")
- do_quiesce = Param.Bool(True, "enable quiesce instructions")
- else:
+ profile = Param.Latency('0ns', "trace the kernel stack")
+ do_quiesce = Param.Bool(True, "enable quiesce instructions")
+
+ if not buildEnv['FULL_SYSTEM']:
workload = VectorParam.Process("processes to run")
if buildEnv['TARGET_ISA'] == 'sparc':
diff --git a/src/sim/SConscript b/src/sim/SConscript
index aae3eb5ad..25b965d59 100644
--- a/src/sim/SConscript
+++ b/src/sim/SConscript
@@ -57,7 +57,7 @@ if env['TARGET_ISA'] != 'no':
Source('pseudo_inst.cc')
Source('system.cc')
-if not env['FULL_SYSTEM'] and env['TARGET_ISA'] != 'no':
+if env['TARGET_ISA'] != 'no':
Source('tlb.cc')
DebugFlag('Checkpoint')
diff --git a/src/sim/faults.cc b/src/sim/faults.cc
index 6403953db..c409aa95b 100644
--- a/src/sim/faults.cc
+++ b/src/sim/faults.cc
@@ -36,11 +36,12 @@
#include "debug/Fault.hh"
#include "mem/page_table.hh"
#include "sim/faults.hh"
+#include "sim/full_system.hh"
#include "sim/process.hh"
void FaultBase::invoke(ThreadContext * tc, StaticInstPtr inst)
{
- if (FULL_SYSTEM) {
+ if (FullSystem) {
DPRINTF(Fault, "Fault %s at PC: %s\n", name(), tc->pcState());
assert(!tc->misspeculating());
} else {
@@ -61,11 +62,10 @@ void ReExec::invoke(ThreadContext *tc, StaticInstPtr inst)
void GenericPageTableFault::invoke(ThreadContext *tc, StaticInstPtr inst)
{
bool handled = false;
-#if !FULL_SYSTEM
- Process *p = tc->getProcessPtr();
-
- handled = p->fixupStackFault(vaddr);
-#endif
+ if (!FullSystem) {
+ Process *p = tc->getProcessPtr();
+ handled = p->fixupStackFault(vaddr);
+ }
if (!handled)
panic("Page table fault when accessing virtual address %#x\n", vaddr);
diff --git a/src/sim/process.cc b/src/sim/process.cc
index f28b1f1ca..68d82362d 100644
--- a/src/sim/process.cc
+++ b/src/sim/process.cc
@@ -570,7 +570,6 @@ LiveProcess::LiveProcess(LiveProcessParams * params, ObjectFile *_objFile)
void
LiveProcess::syscall(int64_t callnum, ThreadContext *tc)
{
-#if !FULL_SYSTEM
num_syscalls++;
SyscallDesc *desc = getDesc(callnum);
@@ -578,7 +577,6 @@ LiveProcess::syscall(int64_t callnum, ThreadContext *tc)
fatal("Syscall %d out of range", callnum);
desc->doSyscall(callnum, this, tc);
-#endif
}
IntReg
@@ -604,7 +602,6 @@ LiveProcess::create(LiveProcessParams * params)
"executables are supported!\n Please recompile your "
"executable as a static binary and try again.\n");
-#if !FULL_SYSTEM
#if THE_ISA == ALPHA_ISA
if (objFile->getArch() != ObjectFile::Alpha)
fatal("Object file architecture does not match compiled ISA (Alpha).");
@@ -715,7 +712,6 @@ LiveProcess::create(LiveProcessParams * params)
#else
#error "THE_ISA not set"
#endif
-#endif
if (process == NULL)
fatal("Unknown error creating process object.");
diff --git a/src/sim/pseudo_inst.cc b/src/sim/pseudo_inst.cc
index 8857e9a66..f8a46cead 100644
--- a/src/sim/pseudo_inst.cc
+++ b/src/sim/pseudo_inst.cc
@@ -60,6 +60,7 @@
#include "debug/Quiesce.hh"
#include "debug/WorkItems.hh"
#include "params/BaseCPU.hh"
+#include "sim/full_system.hh"
#include "sim/pseudo_inst.hh"
#include "sim/serialize.hh"
#include "sim/sim_events.hh"
@@ -76,103 +77,130 @@ using namespace TheISA;
namespace PseudoInst {
-#if FULL_SYSTEM
+static inline void
+panicFsOnlyPseudoInst(const char *name)
+{
+ panic("Pseudo inst \"%s\" is only available in Full System mode.");
+}
void
arm(ThreadContext *tc)
{
- if (tc->getKernelStats())
- tc->getKernelStats()->arm();
+ if (FullSystem) {
+ if (tc->getKernelStats())
+ tc->getKernelStats()->arm();
+ } else {
+ panicFsOnlyPseudoInst("arm");
+ }
}
void
quiesce(ThreadContext *tc)
{
- if (!tc->getCpuPtr()->params()->do_quiesce)
- return;
+ if (FullSystem) {
+ if (!tc->getCpuPtr()->params()->do_quiesce)
+ return;
- DPRINTF(Quiesce, "%s: quiesce()\n", tc->getCpuPtr()->name());
+ DPRINTF(Quiesce, "%s: quiesce()\n", tc->getCpuPtr()->name());
- tc->suspend();
- if (tc->getKernelStats())
- tc->getKernelStats()->quiesce();
+ tc->suspend();
+ if (tc->getKernelStats())
+ tc->getKernelStats()->quiesce();
+ } else {
+ panicFsOnlyPseudoInst("quiesce");
+ }
}
void
quiesceSkip(ThreadContext *tc)
{
- BaseCPU *cpu = tc->getCpuPtr();
+ if (FullSystem) {
+ BaseCPU *cpu = tc->getCpuPtr();
- if (!cpu->params()->do_quiesce)
- return;
+ if (!cpu->params()->do_quiesce)
+ return;
- EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent();
+ EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent();
- Tick resume = curTick() + 1;
+ Tick resume = curTick() + 1;
- cpu->reschedule(quiesceEvent, resume, true);
+ cpu->reschedule(quiesceEvent, resume, true);
- DPRINTF(Quiesce, "%s: quiesceSkip() until %d\n",
- cpu->name(), resume);
+ DPRINTF(Quiesce, "%s: quiesceSkip() until %d\n",
+ cpu->name(), resume);
- tc->suspend();
- if (tc->getKernelStats())
- tc->getKernelStats()->quiesce();
+ tc->suspend();
+ if (tc->getKernelStats())
+ tc->getKernelStats()->quiesce();
+ } else {
+ panicFsOnlyPseudoInst("quiesceSkip");
+ }
}
void
quiesceNs(ThreadContext *tc, uint64_t ns)
{
- BaseCPU *cpu = tc->getCpuPtr();
+ if (FullSystem) {
+ BaseCPU *cpu = tc->getCpuPtr();
- if (!cpu->params()->do_quiesce || ns == 0)
- return;
+ if (!cpu->params()->do_quiesce || ns == 0)
+ return;
- EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent();
+ EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent();
- Tick resume = curTick() + SimClock::Int::ns * ns;
+ Tick resume = curTick() + SimClock::Int::ns * ns;
- cpu->reschedule(quiesceEvent, resume, true);
+ cpu->reschedule(quiesceEvent, resume, true);
- DPRINTF(Quiesce, "%s: quiesceNs(%d) until %d\n",
- cpu->name(), ns, resume);
+ DPRINTF(Quiesce, "%s: quiesceNs(%d) until %d\n",
+ cpu->name(), ns, resume);
- tc->suspend();
- if (tc->getKernelStats())
- tc->getKernelStats()->quiesce();
+ tc->suspend();
+ if (tc->getKernelStats())
+ tc->getKernelStats()->quiesce();
+ } else {
+ panicFsOnlyPseudoInst("quiesceNs");
+ }
}
void
quiesceCycles(ThreadContext *tc, uint64_t cycles)
{
- BaseCPU *cpu = tc->getCpuPtr();
+ if (FullSystem) {
+ BaseCPU *cpu = tc->getCpuPtr();
- if (!cpu->params()->do_quiesce || cycles == 0)
- return;
+ if (!cpu->params()->do_quiesce || cycles == 0)
+ return;
- EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent();
+ EndQuiesceEvent *quiesceEvent = tc->getQuiesceEvent();
- Tick resume = curTick() + cpu->ticks(cycles);
+ Tick resume = curTick() + cpu->ticks(cycles);
- cpu->reschedule(quiesceEvent, resume, true);
+ cpu->reschedule(quiesceEvent, resume, true);
- DPRINTF(Quiesce, "%s: quiesceCycles(%d) until %d\n",
- cpu->name(), cycles, resume);
+ DPRINTF(Quiesce, "%s: quiesceCycles(%d) until %d\n",
+ cpu->name(), cycles, resume);
- tc->suspend();
- if (tc->getKernelStats())
- tc->getKernelStats()->quiesce();
+ tc->suspend();
+ if (tc->getKernelStats())
+ tc->getKernelStats()->quiesce();
+ } else {
+ panicFsOnlyPseudoInst("quiesceCycles");
+ }
}
uint64_t
quiesceTime(ThreadContext *tc)
{
- return (tc->readLastActivate() - tc->readLastSuspend()) /
- SimClock::Int::ns;
+ if (FullSystem) {
+ return (tc->readLastActivate() - tc->readLastSuspend()) /
+ SimClock::Int::ns;
+ } else {
+ panicFsOnlyPseudoInst("quiesceTime");
+ return 0;
+ }
}
-#endif
-
uint64_t
rpns(ThreadContext *tc)
{
@@ -195,77 +223,86 @@ m5exit(ThreadContext *tc, Tick delay)
exitSimLoop("m5_exit instruction encountered", 0, when);
}
-#if FULL_SYSTEM
-
void
loadsymbol(ThreadContext *tc)
{
- const string &filename = tc->getCpuPtr()->system->params()->symbolfile;
- if (filename.empty()) {
- return;
- }
+ if (FullSystem) {
+ const string &filename = tc->getCpuPtr()->system->params()->symbolfile;
+ if (filename.empty()) {
+ return;
+ }
- std::string buffer;
- ifstream file(filename.c_str());
+ std::string buffer;
+ ifstream file(filename.c_str());
- if (!file)
- fatal("file error: Can't open symbol table file %s\n", filename);
+ if (!file)
+ fatal("file error: Can't open symbol table file %s\n", filename);
- while (!file.eof()) {
- getline(file, buffer);
+ while (!file.eof()) {
+ getline(file, buffer);
- if (buffer.empty())
- continue;
+ if (buffer.empty())
+ continue;
- string::size_type idx = buffer.find(' ');
- if (idx == string::npos)
- continue;
+ string::size_type idx = buffer.find(' ');
+ if (idx == string::npos)
+ continue;
- string address = "0x" + buffer.substr(0, idx);
- eat_white(address);
- if (address.empty())
- continue;
+ string address = "0x" + buffer.substr(0, idx);
+ eat_white(address);
+ if (address.empty())
+ continue;
- // Skip over letter and space
- string symbol = buffer.substr(idx + 3);
- eat_white(symbol);
- if (symbol.empty())
- continue;
+ // Skip over letter and space
+ string symbol = buffer.substr(idx + 3);
+ eat_white(symbol);
+ if (symbol.empty())
+ continue;
- Addr addr;
- if (!to_number(address, addr))
- continue;
+ Addr addr;
+ if (!to_number(address, addr))
+ continue;
- if (!tc->getSystemPtr()->kernelSymtab->insert(addr, symbol))
- continue;
+ if (!tc->getSystemPtr()->kernelSymtab->insert(addr, symbol))
+ continue;
- DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr);
+ DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr);
+ }
+ file.close();
+ } else {
+ panicFsOnlyPseudoInst("loadsymbol");
}
- file.close();
}
void
addsymbol(ThreadContext *tc, Addr addr, Addr symbolAddr)
{
- char symb[100];
- CopyStringOut(tc, symb, symbolAddr, 100);
- std::string symbol(symb);
+ if (FullSystem) {
+ char symb[100];
+ CopyStringOut(tc, symb, symbolAddr, 100);
+ std::string symbol(symb);
- DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr);
+ DPRINTF(Loader, "Loaded symbol: %s @ %#llx\n", symbol, addr);
- tc->getSystemPtr()->kernelSymtab->insert(addr,symbol);
- debugSymbolTable->insert(addr,symbol);
+ tc->getSystemPtr()->kernelSymtab->insert(addr,symbol);
+ debugSymbolTable->insert(addr,symbol);
+ } else {
+ panicFsOnlyPseudoInst("addSymbol");
+ }
}
uint64_t
initParam(ThreadContext *tc)
{
- return tc->getCpuPtr()->system->init_param;
+ if (FullSystem) {
+ return tc->getCpuPtr()->system->init_param;
+ } else {
+ panicFsOnlyPseudoInst("initParam");
+ return 0;
+ }
}
-#endif
-
void
resetstats(ThreadContext *tc, Tick delay, Tick period)
@@ -318,45 +355,46 @@ m5checkpoint(ThreadContext *tc, Tick delay, Tick period)
exitSimLoop("checkpoint", 0, when, repeat);
}
-#if FULL_SYSTEM
-
uint64_t
readfile(ThreadContext *tc, Addr vaddr, uint64_t len, uint64_t offset)
{
- const string &file = tc->getSystemPtr()->params()->readfile;
- if (file.empty()) {
- return ULL(0);
- }
+ if (FullSystem) {
+ const string &file = tc->getSystemPtr()->params()->readfile;
+ if (file.empty()) {
+ return ULL(0);
+ }
- uint64_t result = 0;
+ uint64_t result = 0;
- int fd = ::open(file.c_str(), O_RDONLY, 0);
- if (fd < 0)
- panic("could not open file %s\n", file);
+ int fd = ::open(file.c_str(), O_RDONLY, 0);
+ if (fd < 0)
+ panic("could not open file %s\n", file);
- if (::lseek(fd, offset, SEEK_SET) < 0)
- panic("could not seek: %s", strerror(errno));
+ if (::lseek(fd, offset, SEEK_SET) < 0)
+ panic("could not seek: %s", strerror(errno));
- char *buf = new char[len];
- char *p = buf;
- while (len > 0) {
- int bytes = ::read(fd, p, len);
- if (bytes <= 0)
- break;
+ char *buf = new char[len];
+ char *p = buf;
+ while (len > 0) {
+ int bytes = ::read(fd, p, len);
+ if (bytes <= 0)
+ break;
- p += bytes;
- result += bytes;
- len -= bytes;
- }
+ p += bytes;
+ result += bytes;
+ len -= bytes;
+ }
- close(fd);
- CopyIn(tc, vaddr, buf, result);
- delete [] buf;
- return result;
+ close(fd);
+ CopyIn(tc, vaddr, buf, result);
+ delete [] buf;
+ return result;
+ } else {
+ panicFsOnlyPseudoInst("readfile");
+ return 0;
+ }
}
-#endif
-
void
debugbreak(ThreadContext *tc)
{
diff --git a/src/sim/pseudo_inst.hh b/src/sim/pseudo_inst.hh
index 673ec6170..399c88a4f 100644
--- a/src/sim/pseudo_inst.hh
+++ b/src/sim/pseudo_inst.hh
@@ -45,8 +45,6 @@ extern bool doStatisticsInsts;
extern bool doCheckpointInsts;
extern bool doQuiesce;
-#if FULL_SYSTEM
-
void arm(ThreadContext *tc);
void quiesce(ThreadContext *tc);
void quiesceSkip(ThreadContext *tc);
@@ -58,71 +56,6 @@ uint64_t readfile(ThreadContext *tc, Addr vaddr, uint64_t len,
void loadsymbol(ThreadContext *xc);
void addsymbol(ThreadContext *tc, Addr addr, Addr symbolAddr);
uint64_t initParam(ThreadContext *xc);
-
-#else
-
-static inline void
-panicFsOnlyPseudoInst(const char *name)
-{
- panic("Pseudo inst \"%s\" is only available in Full System mode.");
-}
-
-static inline void
-arm(ThreadContext *tc)
-{
- panicFsOnlyPseudoInst("arm");
-}
-static inline void
-quiesce(ThreadContext *tc)
-{
- panicFsOnlyPseudoInst("quiesce");
-}
-static inline void
-quiesceSkip(ThreadContext *tc)
-{
- panicFsOnlyPseudoInst("quiesceSkip");
-}
-static inline void
-quiesceNs(ThreadContext *tc, uint64_t ns)
-{
- panicFsOnlyPseudoInst("quiesceNs");
-}
-static inline void
-quiesceCycles(ThreadContext *tc, uint64_t cycles)
-{
- panicFsOnlyPseudoInst("quiesceCycles");
-}
-static inline uint64_t
-quiesceTime(ThreadContext *tc)
-{
- panicFsOnlyPseudoInst("quiesceTime");
- return 0;
-}
-static inline uint64_t
-readfile(ThreadContext *tc, Addr vaddr, uint64_t len, uint64_t offset)
-{
- panicFsOnlyPseudoInst("readFile");
- return 0;
-}
-static inline void
-loadsymbol(ThreadContext *xc)
-{
- panicFsOnlyPseudoInst("loadSymbol");
-}
-static inline void
-addsymbol(ThreadContext *tc, Addr addr, Addr symbolAddr)
-{
- panicFsOnlyPseudoInst("addSymbol");
-}
-static inline uint64_t
-initParam(ThreadContext *tc)
-{
- panicFsOnlyPseudoInst("initParam");
- return 0;
-}
-
-#endif
-
uint64_t rpns(ThreadContext *tc);
void wakeCPU(ThreadContext *tc, uint64_t cpuid);
void m5exit(ThreadContext *tc, Tick delay);
diff --git a/src/sim/tlb.cc b/src/sim/tlb.cc
index 8cde0db2e..86428f168 100644
--- a/src/sim/tlb.cc
+++ b/src/sim/tlb.cc
@@ -31,23 +31,23 @@
#include "cpu/thread_context.hh"
#include "mem/page_table.hh"
#include "sim/faults.hh"
+#include "sim/full_system.hh"
#include "sim/process.hh"
#include "sim/tlb.hh"
Fault
GenericTLB::translateAtomic(RequestPtr req, ThreadContext *tc, Mode)
{
-#if FULL_SYSTEM
+ if (FullSystem)
panic("Generic translation shouldn't be used in full system mode.\n");
-#else
- Process * p = tc->getProcessPtr();
- Fault fault = p->pTable->translate(req);
- if(fault != NoFault)
- return fault;
+ Process * p = tc->getProcessPtr();
- return NoFault;
-#endif
+ Fault fault = p->pTable->translate(req);
+ if(fault != NoFault)
+ return fault;
+
+ return NoFault;
}
void
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-02 20:27:19 +0000