6 files changed, 7 insertions, 27 deletions

diff --git a/src/cpu/ozone/cpu.hh b/src/cpu/ozone/cpu.hh
index 828c2b4ca..b3d3531e9 100644
--- a/src/cpu/ozone/cpu.hh
+++ b/src/cpu/ozone/cpu.hh
@@ -239,10 +239,6 @@ class OzoneCPU : public BaseCPU
         void setStCondFailures(unsigned sc_failures)
         { thread->storeCondFailures = sc_failures; }
 
-#if FULL_SYSTEM
-        bool inPalMode() { return cpu->inPalMode(); }
-#endif
-
         bool misspeculating() { return false; }
 
 #if !FULL_SYSTEM
@@ -584,8 +580,6 @@ class OzoneCPU : public BaseCPU
 
 #if FULL_SYSTEM
     Fault hwrei();
-    bool inPalMode() { return AlphaISA::PcPAL(thread.PC); }
-    bool inPalMode(Addr pc) { return AlphaISA::PcPAL(pc); }
     bool simPalCheck(int palFunc);
     void processInterrupts();
 #else
diff --git a/src/cpu/ozone/dyn_inst.hh b/src/cpu/ozone/dyn_inst.hh
index 532317b08..9445a5309 100644
--- a/src/cpu/ozone/dyn_inst.hh
+++ b/src/cpu/ozone/dyn_inst.hh
@@ -238,7 +238,6 @@ class OzoneDynInst : public BaseDynInst<Impl>
 
 #if FULL_SYSTEM
     Fault hwrei();
-    bool inPalMode();
     void trap(Fault fault);
     bool simPalCheck(int palFunc);
 #else
diff --git a/src/cpu/ozone/dyn_inst_impl.hh b/src/cpu/ozone/dyn_inst_impl.hh
index 68736ae61..426841536 100644
--- a/src/cpu/ozone/dyn_inst_impl.hh
+++ b/src/cpu/ozone/dyn_inst_impl.hh
@@ -249,7 +249,7 @@ template <class Impl>
 Fault
 OzoneDynInst<Impl>::hwrei()
 {
-    if (!this->cpu->inPalMode(this->readPC()))
+    if (!(this->readPC() & 0x3))
         return new AlphaISA::UnimplementedOpcodeFault;
 
     this->setNextPC(this->thread->readMiscReg(AlphaISA::IPR_EXC_ADDR));
@@ -261,13 +261,6 @@ OzoneDynInst<Impl>::hwrei()
 }
 
 template <class Impl>
-bool
-OzoneDynInst<Impl>::inPalMode()
-{
-    return this->cpu->inPalMode();
-}
-
-template <class Impl>
 void
 OzoneDynInst<Impl>::trap(Fault fault)
 {
diff --git a/src/cpu/ozone/front_end_impl.hh b/src/cpu/ozone/front_end_impl.hh
index 6d02c58cb..73ca6afbe 100644
--- a/src/cpu/ozone/front_end_impl.hh
+++ b/src/cpu/ozone/front_end_impl.hh
@@ -462,15 +462,10 @@ Fault
 FrontEnd<Impl>::fetchCacheLine()
 {
     // Read a cache line, based on the current PC.
-#if FULL_SYSTEM
-    // Flag to say whether or not address is physical addr.
-    unsigned flags = cpu->inPalMode(PC) ? PHYSICAL : 0;
-#else
-    unsigned flags = 0;
-#endif // FULL_SYSTEM
     Fault fault = NoFault;
 
-    if (interruptPending && flags == 0) {
+    //AlphaDep
+    if (interruptPending && (PC & 0x3)) {
         return fault;
     }
 
diff --git a/src/cpu/ozone/inorder_back_end_impl.hh b/src/cpu/ozone/inorder_back_end_impl.hh
index 8aef9c074..87bf0a7a2 100644
--- a/src/cpu/ozone/inorder_back_end_impl.hh
+++ b/src/cpu/ozone/inorder_back_end_impl.hh
@@ -152,11 +152,11 @@ InorderBackEnd<Impl>::tick()
 #if FULL_SYSTEM
     if (interruptBlocked ||
         (cpu->checkInterrupts &&
-        cpu->check_interrupts() &&
-        !cpu->inPalMode())) {
+        cpu->check_interrupts(tc))) {
         if (!robEmpty()) {
             interruptBlocked = true;
-        } else if (robEmpty() && cpu->inPalMode()) {
+        //AlphaDep
+        } else if (robEmpty() && (PC & 0x3)) {
             // Will need to let the front end continue a bit until
             // we're out of pal mode.  Hopefully we never get into an
             // infinite loop...
diff --git a/src/cpu/ozone/lw_back_end_impl.hh b/src/cpu/ozone/lw_back_end_impl.hh
index c39b9e08b..a181c93f4 100644
--- a/src/cpu/ozone/lw_back_end_impl.hh
+++ b/src/cpu/ozone/lw_back_end_impl.hh
@@ -526,8 +526,7 @@ void
 LWBackEnd<Impl>::checkInterrupts()
 {
     if (cpu->checkInterrupts &&
-        cpu->check_interrupts() &&
-        !cpu->inPalMode(thread->readPC()) &&
+        cpu->check_interrupts(tc) &&
         !trapSquash &&
         !tcSquash) {
         frontEnd->interruptPending = true;