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-rw-r--r--src/sim/pseudo_inst.cc276
1 files changed, 155 insertions, 121 deletions
diff --git a/src/sim/pseudo_inst.cc b/src/sim/pseudo_inst.cc
index 647420ca1..d5bc8fa0e 100644
--- a/src/sim/pseudo_inst.cc
+++ b/src/sim/pseudo_inst.cc
@@ -48,9 +48,9 @@
#include <fstream>
#include <string>
+#include "arch/kernel_stats.hh"
#include "arch/vtophys.hh"
#include "base/debug.hh"
-#include "config/full_system.hh"
#include "config/the_isa.hh"
#include "cpu/base.hh"
#include "cpu/quiesce_event.hh"
@@ -59,6 +59,7 @@
#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"
@@ -66,11 +67,7 @@
#include "sim/stat_control.hh"
#include "sim/stats.hh"
#include "sim/system.hh"
-
-#if FULL_SYSTEM
-#include "arch/kernel_stats.hh"
#include "sim/vptr.hh"
-#endif
using namespace std;
@@ -79,103 +76,130 @@ 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)
{
@@ -198,77 +222,86 @@ 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)
@@ -321,45 +354,46 @@ 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)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-30 06:39:50 +0000