sim-se: Add default to SyscallDesc constructor

[gem5.git] / src / sim / arguments.hh

diff --git a/src/sim/arguments.hh b/src/sim/arguments.hh
index 14c9e1f8ab196da541ff25d7cdde6ab6c28d09ba..498527ca21f7218ed5aef78e121ea20ecff68b4c 100644 (file)
--- a/src/sim/arguments.hh
+++ b/src/sim/arguments.hh
@@ -31,12 +31,10 @@
 #ifndef __SIM_ARGUMENTS_HH__
 #define __SIM_ARGUMENTS_HH__
 
-#include <assert.h>
+#include <cassert>
+#include <memory>
 
-#include "arch/vtophys.hh"
-#include "base/refcnt.hh"
-#include "mem/vport.hh"
-#include "sim/host.hh"
+#include "mem/fs_translating_port_proxy.hh"
 
 class ThreadContext;
 
@@ -45,10 +43,10 @@ class Arguments
   protected:
     ThreadContext *tc;
     int number;
-    uint64_t getArg(bool fp = false);
+    uint64_t getArg(uint16_t size = (uint16_t)(-1), bool fp = false);
 
   protected:
-    class Data : public RefCounted
+    class Data
     {
       public:
         Data(){}
@@ -61,12 +59,12 @@ class Arguments
         char *alloc(size_t size);
     };
 
-    RefCountingPtr<Data> data;
+    std::shared_ptr<Data> data;
 
   public:
     Arguments(ThreadContext *ctx, int n = 0)
-        : tc(ctx), number(n), data(NULL)
-        { assert(number >= 0); data = new Data;}
+        : tc(ctx), number(n), data(new Data())
+    { assert(number >= 0); }
     Arguments(const Arguments &args)
         : tc(args.tc), number(args.number), data(args.data) {}
     ~Arguments() {}
@@ -74,9 +72,11 @@ class Arguments
     ThreadContext *getThreadContext() const { return tc; }
 
     const Arguments &operator=(const Arguments &args) {
-        tc = args.tc;
-        number = args.number;
-        data = args.data;
+        if (this != &args) {
+            tc = args.tc;
+            number = args.number;
+            data = args.data;
+        }
         return *this;
     }
 
@@ -130,14 +130,14 @@ class Arguments
     template <class T>
     operator T() {
         assert(sizeof(T) <= sizeof(uint64_t));
-        T data = static_cast<T>(getArg());
-        return data;
+        T d = static_cast<T>(getArg(sizeof(T)));
+        return d;
     }
 
     template <class T>
     operator T *() {
         T *buf = (T *)data->alloc(sizeof(T));
-        CopyData(tc, buf, getArg(), sizeof(T));
+        CopyOut(tc, buf, getArg(sizeof(T)), sizeof(T));
         return buf;
     }