arch: Use shared_ptr for all Faults

This patch takes quite a large step in transitioning from the ad-hoc
RefCountingPtr to the c++11 shared_ptr by adopting its use for all
Faults. There are no changes in behaviour, and the code modifications
are mostly just replacing "new" with "make_shared".

4 files changed, 10 insertions, 10 deletions

diff --git a/src/arch/sparc/isa/formats/mem/util.isa b/src/arch/sparc/isa/formats/mem/util.isa
index cf0a62ed9..53559e493 100644
--- a/src/arch/sparc/isa/formats/mem/util.isa
+++ b/src/arch/sparc/isa/formats/mem/util.isa
@@ -303,15 +303,15 @@ let {{
     # and we're dealing with doubles
     BlockAlignmentFaultCheck = '''
         if (RD & 0xe)
-            fault = new IllegalInstruction;
+            fault = std::make_shared<IllegalInstruction>();
         else if (EA & 0x3f)
-            fault = new MemAddressNotAligned;
+            fault = std::make_shared<MemAddressNotAligned>();
     '''
     TwinAlignmentFaultCheck = '''
         if (RD & 0x1)
-            fault = new IllegalInstruction;
+            fault = std::make_shared<IllegalInstruction>();
         else if (EA & 0xf)
-            fault = new MemAddressNotAligned;
+            fault = std::make_shared<MemAddressNotAligned>();
     '''
     # XXX Need to take care of pstate.hpriv as well. The lower ASIs
     # are split into ones that are available in priv and hpriv, and
@@ -320,9 +320,9 @@ let {{
         if ((!Pstate.priv && !Hpstate.hpriv &&
              !asiIsUnPriv((ASI)EXT_ASI)) ||
             (!Hpstate.hpriv && asiIsHPriv((ASI)EXT_ASI)))
-            fault = new PrivilegedAction;
+            fault = std::make_shared<PrivilegedAction>();
         else if (asiIsAsIfUser((ASI)EXT_ASI) && !Pstate.priv)
-            fault = new PrivilegedAction;
+            fault = std::make_shared<PrivilegedAction>();
     '''
 
     TruncateEA = '''
diff --git a/src/arch/sparc/isa/formats/priv.isa b/src/arch/sparc/isa/formats/priv.isa
index b52637f81..24b553fe3 100644
--- a/src/arch/sparc/isa/formats/priv.isa
+++ b/src/arch/sparc/isa/formats/priv.isa
@@ -203,10 +203,10 @@ def template PrivExecute {{
 
         // If the processor isn't in privileged mode, fault out right away
         if (%(check)s)
-            return new PrivilegedAction;
+            return std::make_shared<PrivilegedAction>();
 
         if (%(tlCheck)s)
-            return new IllegalInstruction;
+            return std::make_shared<IllegalInstruction>();
 
         Fault fault = NoFault;
         %(code)s;
diff --git a/src/arch/sparc/isa/formats/trap.isa b/src/arch/sparc/isa/formats/trap.isa
index bda7d5192..fff30f8ee 100644
--- a/src/arch/sparc/isa/formats/trap.isa
+++ b/src/arch/sparc/isa/formats/trap.isa
@@ -126,7 +126,7 @@ output header {{
 def format FpUnimpl(*flags) {{
         fpunimpl_code = '''
             Fsr = insertBits(Fsr, 16, 14, 3);
-            fault = new FpExceptionOther;
+            fault = std::make_shared<FpExceptionOther>();
             '''
         iop = InstObjParams(name, Name, 'FpUnimpl', fpunimpl_code, flags)
         header_output = BasicDeclare.subst(iop)
diff --git a/src/arch/sparc/isa/formats/unknown.isa b/src/arch/sparc/isa/formats/unknown.isa
index 5b2db2b57..2bff7dcf8 100644
--- a/src/arch/sparc/isa/formats/unknown.isa
+++ b/src/arch/sparc/isa/formats/unknown.isa
@@ -66,7 +66,7 @@ output exec {{
         Fault Unknown::execute(CPU_EXEC_CONTEXT *xc,
                 Trace::InstRecord *traceData) const
         {
-            return new IllegalInstruction;
+            return std::make_shared<IllegalInstruction>();
         }
 }};