add write/read functions that have endian conversions in them

when we get a virtual port delete it (even though delete does nothing in these cases)

src/arch/alpha/linux/system.cc:
src/arch/alpha/stacktrace.cc:
src/base/remote_gdb.cc:
src/cpu/simple_thread.cc:
    when we get a virtual port delete it (even though delete does nothing in this case)
src/mem/port.hh:
src/mem/vport.hh:
    add write/read functions that have endian conversions in them

--HG--
extra : convert_revision : 163e05cc038c461f95c92f8ce55422033f9ea513

2 files changed, 34 insertions, 9 deletions

diff --git a/src/arch/alpha/linux/system.cc b/src/arch/alpha/linux/system.cc
index e6c6f42e9..3e061bba8 100644
--- a/src/arch/alpha/linux/system.cc
+++ b/src/arch/alpha/linux/system.cc
@@ -181,8 +181,11 @@ LinuxAlphaSystem::setDelayLoop(ThreadContext *tc)
     if (kernelSymtab->findAddress("loops_per_jiffy", addr)) {
         Tick cpuFreq = tc->getCpuPtr()->frequency();
         Tick intrFreq = platform->intrFrequency();
-        tc->getVirtPort(tc)->write(addr,
-                (uint32_t)((cpuFreq / intrFreq) * 0.9988));
+        VirtualPort *vp;
+
+        vp = tc->getVirtPort();
+        vp->writeHtoG(addr, (uint32_t)((cpuFreq / intrFreq) * 0.9988));
+        tc->delVirtPort(vp);
     }
 }
 
diff --git a/src/arch/alpha/stacktrace.cc b/src/arch/alpha/stacktrace.cc
index 3519fd940..d70a4d6dd 100644
--- a/src/arch/alpha/stacktrace.cc
+++ b/src/arch/alpha/stacktrace.cc
@@ -47,25 +47,31 @@ ProcessInfo::ProcessInfo(ThreadContext *_tc)
 {
     Addr addr = 0;
 
+    VirtualPort *vp;
+
+    vp = tc->getVirtPort();
+
     if (!tc->getSystemPtr()->kernelSymtab->findAddress("thread_info_size", addr))
         panic("thread info not compiled into kernel\n");
-    thread_info_size = gtoh(tc->getVirtPort()->read<int32_t>(addr));
+    thread_info_size = vp->readGtoH<int32_t>(addr);
 
     if (!tc->getSystemPtr()->kernelSymtab->findAddress("task_struct_size", addr))
         panic("thread info not compiled into kernel\n");
-    task_struct_size = gtoh(tc->getVirtPort()->read<int32_t>(addr));
+    task_struct_size = vp->readGtoH<int32_t>(addr);
 
     if (!tc->getSystemPtr()->kernelSymtab->findAddress("thread_info_task", addr))
         panic("thread info not compiled into kernel\n");
-    task_off = gtoh(tc->getVirtPort()->read<int32_t>(addr));
+    task_off = vp->readGtoH<int32_t>(addr);
 
     if (!tc->getSystemPtr()->kernelSymtab->findAddress("task_struct_pid", addr))
         panic("thread info not compiled into kernel\n");
-    pid_off = gtoh(tc->getVirtPort()->read<int32_t>(addr));
+    pid_off = vp->readGtoH<int32_t>(addr);
 
     if (!tc->getSystemPtr()->kernelSymtab->findAddress("task_struct_comm", addr))
         panic("thread info not compiled into kernel\n");
-    name_off = gtoh(tc->getVirtPort()->read<int32_t>(addr));
+    name_off = vp->readGtoH<int32_t>(addr);
+
+    tc->delVirtPort(vp);
 }
 
 Addr
@@ -75,7 +81,15 @@ ProcessInfo::task(Addr ksp) const
     if (base == ULL(0xfffffc0000000000))
         return 0;
 
-    return gtoh(tc->getVirtPort()->read<Addr>(base + task_off));
+    Addr tsk;
+
+    VirtualPort *vp;
+
+    vp = tc->getVirtPort();
+    tsk = vp->readGtoH<Addr>(base + task_off);
+    tc->delVirtPort(vp);
+
+    return tsk;
 }
 
 int
@@ -85,7 +99,15 @@ ProcessInfo::pid(Addr ksp) const
     if (!task)
         return -1;
 
-    return gtoh(tc->getVirtPort()->read<uint16_t>(task + pid_off));
+    uint16_t pd;
+
+    VirtualPort *vp;
+
+    vp = tc->getVirtPort();
+    pd = vp->readGtoH<uint16_t>(task + pid_off);
+    tc->delVirtPort(vp);
+
+    return pd;
 }
 
 string