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arch: Delete the unused ProcessInfo class.

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Change-Id: Ie67f696005fa60e117e1e4e4e985aee5e767ccec
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/30958
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Tested-by: kokoro <noreply+kokoro@google.com>
This commit is contained in:
Gabe Black
2020-07-04 14:04:55 -07:00
parent 7deb34b24d
commit bd72ce2273
10 changed files with 0 additions and 311 deletions
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66
src/arch/arm/stacktrace.cc
View File

@@ -41,72 +41,6 @@
namespace ArmISA
{
static int32_t
readSymbol(ThreadContext *tc, const std::string name)
{
PortProxy &vp = tc->getVirtProxy();
const auto &symtab = tc->getSystemPtr()->workload->symtab(tc);
auto it = symtab.find(name);
panic_if(it == symtab.end(), "Thread info not compiled into kernel.");
return vp.read<int32_t>(it->address, GuestByteOrder);
}
ProcessInfo::ProcessInfo(ThreadContext *_tc) : tc(_tc)
{
thread_info_size = readSymbol(tc, "thread_info_size");
task_struct_size = readSymbol(tc, "task_struct_size");
task_off = readSymbol(tc, "thread_info_task");
pid_off = readSymbol(tc, "task_struct_pid");
name_off = readSymbol(tc, "task_struct_comm");
}
Addr
ProcessInfo::task(Addr ksp) const
{
Addr base = ksp & ~0x1fff;
if (base == ULL(0xffffffffc0000000))
return 0;
Addr tsk;
PortProxy &vp = tc->getVirtProxy();
tsk = vp.read<Addr>(base + task_off, GuestByteOrder);
return tsk;
}
int
ProcessInfo::pid(Addr ksp) const
{
Addr task = this->task(ksp);
if (!task)
return -1;
uint16_t pd;
PortProxy &vp = tc->getVirtProxy();
pd = vp.read<uint16_t>(task + pid_off, GuestByteOrder);
return pd;
}
std::string
ProcessInfo::name(Addr ksp) const
{
Addr task = this->task(ksp);
if (!task)
return "unknown";
char comm[256];
tc->getVirtProxy().readString(comm, task + name_off, sizeof(comm));
if (!comm[0])
return "startup";
return comm;
}
StackTrace::StackTrace()
: tc(0), stack(64)
{

21
src/arch/arm/stacktrace.hh
View File

@@ -37,27 +37,6 @@ class ThreadContext;
namespace ArmISA
{
class StackTrace;
class ProcessInfo
{
private:
ThreadContext *tc;
int thread_info_size;
int task_struct_size;
int task_off;
int pid_off;
int name_off;
public:
ProcessInfo(ThreadContext *_tc);
Addr task(Addr ksp) const;
int pid(Addr ksp) const;
std::string name(Addr ksp) const;
};
class StackTrace
{
protected:

48
src/arch/mips/stacktrace.cc
View File

@@ -40,54 +40,6 @@
using namespace MipsISA;
ProcessInfo::ProcessInfo(ThreadContext *_tc) : tc(_tc)
{}
Addr
ProcessInfo::task(Addr ksp) const
{
Addr base = ksp & ~0x3fff;
if (base == ULL(0xfffffc0000000000))
return 0;
Addr tsk;
PortProxy &vp = tc->getVirtProxy();
tsk = vp.read<Addr>(base + task_off, GuestByteOrder);
return tsk;
}
int
ProcessInfo::pid(Addr ksp) const
{
Addr task = this->task(ksp);
if (!task)
return -1;
uint16_t pd;
PortProxy &vp = tc->getVirtProxy();
pd = vp.read<uint16_t>(task + pid_off, GuestByteOrder);
return pd;
}
std::string
ProcessInfo::name(Addr ksp) const
{
Addr task = this->task(ksp);
if (!task)
return "console";
char comm[256];
tc->getVirtProxy().readString(comm, task + name_off, sizeof(comm));
if (!comm[0])
return "startup";
return comm;
}
StackTrace::StackTrace()
: tc(0), stack(64)
{

17
src/arch/mips/stacktrace.hh
View File

@@ -38,23 +38,6 @@ class ThreadContext;
namespace MipsISA
{
class ProcessInfo
{
private:
ThreadContext *tc;
int task_off;
int pid_off;
int name_off;
public:
ProcessInfo(ThreadContext *_tc);
Addr task(Addr ksp) const;
int pid(Addr ksp) const;
std::string name(Addr ksp) const;
};
class StackTrace
{
protected:

26
src/arch/power/stacktrace.cc
View File

@@ -36,32 +36,6 @@ using namespace std;
namespace PowerISA {
ProcessInfo::ProcessInfo(ThreadContext *_tc)
{
panic("ProcessInfo constructor not implemented.\n");
}
Addr
ProcessInfo::task(Addr ksp) const
{
panic("ProcessInfo::task not implemented.\n");
return 0;
}
int
ProcessInfo::pid(Addr ksp) const
{
panic("ProcessInfo::pid not implemented.\n");
return 0;
}
string
ProcessInfo::name(Addr ksp) const
{
panic("ProcessInfo::name not implemented.\n");
return "";
}
StackTrace::StackTrace()
: tc(0), stack(64)
{

10
src/arch/power/stacktrace.hh
View File

@@ -41,16 +41,6 @@ class StackTrace;
namespace PowerISA
{
class ProcessInfo
{
public:
ProcessInfo(ThreadContext *_tc);
Addr task(Addr ksp) const;
int pid(Addr ksp) const;
std::string name(Addr ksp) const;
};
class StackTrace
{
private:

26
src/arch/riscv/stacktrace.cc
View File

@@ -36,32 +36,6 @@ using namespace std;
namespace RiscvISA {
ProcessInfo::ProcessInfo(ThreadContext *_tc)
{
panic("ProcessInfo constructor not implemented.\n");
}
Addr
ProcessInfo::task(Addr ksp) const
{
panic("ProcessInfo::task not implemented.\n");
return 0;
}
int
ProcessInfo::pid(Addr ksp) const
{
panic("ProcessInfo::pid not implemented.\n");
return 0;
}
string
ProcessInfo::name(Addr ksp) const
{
panic("ProcessInfo::name not implemented.\n");
return "";
}
StackTrace::StackTrace()
: tc(0), stack(64)
{

10
src/arch/riscv/stacktrace.hh
View File

@@ -41,16 +41,6 @@ class StackTrace;
namespace RiscvISA
{
class ProcessInfo
{
public:
ProcessInfo(ThreadContext *_tc);
Addr task(Addr ksp) const;
int pid(Addr ksp) const;
std::string name(Addr ksp) const;
};
class StackTrace
{
private:

66
src/arch/x86/stacktrace.cc
View File

@@ -41,72 +41,6 @@
namespace X86ISA
{
static int32_t
readSymbol(ThreadContext *tc, const std::string name)
{
PortProxy &vp = tc->getVirtProxy();
const auto &symtab = tc->getSystemPtr()->workload->symtab(tc);
auto it = symtab.find(name);
panic_if(it == symtab.end(), "Thread info not compiled into kernel.");
return vp.read<int32_t>(it->address, GuestByteOrder);
}
ProcessInfo::ProcessInfo(ThreadContext *_tc) : tc(_tc)
{
thread_info_size = readSymbol(tc, "thread_info_size");
task_struct_size = readSymbol(tc, "task_struct_size");
task_off = readSymbol(tc, "thread_info_task");
pid_off = readSymbol(tc, "task_struct_pid");
name_off = readSymbol(tc, "task_struct_comm");
}
Addr
ProcessInfo::task(Addr ksp) const
{
Addr base = ksp & ~0x3fff;
if (base == ULL(0xfffffc0000000000))
return 0;
Addr tsk;
PortProxy &vp = tc->getVirtProxy();
tsk = vp.read<Addr>(base + task_off, GuestByteOrder);
return tsk;
}
int
ProcessInfo::pid(Addr ksp) const
{
Addr task = this->task(ksp);
if (!task)
return -1;
uint16_t pd;
PortProxy &vp = tc->getVirtProxy();
pd = vp.read<uint16_t>(task + pid_off, GuestByteOrder);
return pd;
}
std::string
ProcessInfo::name(Addr ksp) const
{
Addr task = this->task(ksp);
if (!task)
return "console";
char comm[256];
tc->getVirtProxy().readString(comm, task + name_off, sizeof(comm));
if (!comm[0])
return "startup";
return comm;
}
StackTrace::StackTrace()
: tc(0), stack(64)
{

21
src/arch/x86/stacktrace.hh
View File

@@ -36,27 +36,6 @@
class ThreadContext;
namespace X86ISA
{
class StackTrace;
class ProcessInfo
{
private:
ThreadContext *tc;
int thread_info_size;
int task_struct_size;
int task_off;
int pid_off;
int name_off;
public:
ProcessInfo(ThreadContext *_tc);
Addr task(Addr ksp) const;
int pid(Addr ksp) const;
std::string name(Addr ksp) const;
};
class StackTrace
{
private: