tests: arch-power: Add 64-bit hello binaries

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

diff --git a/src/sim/faults.hh b/src/sim/faults.hh
index 646d24aa88486f911a001274e72ede41b5abddfe..2a96ce9e05c46e57e8e9a2569b15b8c778dbe921 100644 (file)
--- a/src/sim/faults.hh
+++ b/src/sim/faults.hh
@@ -1,4 +1,16 @@
 /*
+ * Copyright (c) 2020 ARM Limited
+ * All rights reserved
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
  * Copyright (c) 2003-2005 The Regents of The University of Michigan
  * All rights reserved.
  *
@@ -31,20 +43,20 @@
 
 #include "base/types.hh"
 #include "cpu/static_inst.hh"
+#include "mem/htm.hh"
 #include "sim/stats.hh"
 
 class ThreadContext;
 
-typedef const char * FaultName;
+typedef const char *FaultName;
 typedef Stats::Scalar FaultStat;
 
 class FaultBase
 {
   public:
     virtual FaultName name() const = 0;
-    virtual void invoke(ThreadContext * tc, const StaticInstPtr &inst =
+    virtual void invoke(ThreadContext * tc, const StaticInstPtr &inst=
                         StaticInst::nullStaticInstPtr);
-
     virtual ~FaultBase() {};
 };
 
@@ -53,22 +65,32 @@ class UnimpFault : public FaultBase
   private:
     std::string panicStr;
   public:
-    UnimpFault(std::string _str)
-        : panicStr(_str)
-    { }
+    UnimpFault(std::string _str) : panicStr(_str) {}
 
-    FaultName name() const { return "Unimplemented simulator feature"; }
-    void invoke(ThreadContext * tc, const StaticInstPtr &inst =
-                StaticInst::nullStaticInstPtr);
+    FaultName
+    name() const override
+    {
+        return "Unimplemented simulator feature";
+    }
+    void invoke(ThreadContext *tc, const StaticInstPtr &inst =
+                StaticInst::nullStaticInstPtr) override;
+};
+
+// A fault to trigger a system call in SE mode.
+class SESyscallFault : public FaultBase
+{
+    const char *name() const override { return "syscall_fault"; }
+
+    void invoke(ThreadContext *tc, const StaticInstPtr &inst=
+            StaticInst::nullStaticInstPtr) override;
 };
 
 class ReExec : public FaultBase
 {
   public:
-    virtual FaultName name() const { return "Re-execution fault"; }
-    ReExec() {}
-    void invoke(ThreadContext *tc, const StaticInstPtr &inst =
-                StaticInst::nullStaticInstPtr);
+    virtual FaultName name() const override { return "Re-execution fault"; }
+    void invoke(ThreadContext *tc, const StaticInstPtr &inst=
+                StaticInst::nullStaticInstPtr) override;
 };
 
 /*
@@ -81,10 +103,10 @@ class ReExec : public FaultBase
 class SyscallRetryFault : public FaultBase
 {
   public:
-    virtual FaultName name() const { return "System call retry fault"; }
+    FaultName name() const override { return "System call retry fault"; }
     SyscallRetryFault() {}
-    void invoke(ThreadContext *tc, const StaticInstPtr &inst =
-                StaticInst::nullStaticInstPtr);
+    void invoke(ThreadContext *tc, const StaticInstPtr &inst=
+                StaticInst::nullStaticInstPtr) override;
 };
 
 class GenericPageTableFault : public FaultBase
@@ -92,10 +114,10 @@ class GenericPageTableFault : public FaultBase
   private:
     Addr vaddr;
   public:
-    FaultName name() const { return "Generic page table fault"; }
+    FaultName name() const override { return "Generic page table fault"; }
     GenericPageTableFault(Addr va) : vaddr(va) {}
-    void invoke(ThreadContext * tc, const StaticInstPtr &inst =
-                StaticInst::nullStaticInstPtr);
+    void invoke(ThreadContext *tc, const StaticInstPtr &inst=
+                StaticInst::nullStaticInstPtr) override;
     Addr getFaultVAddr() const { return vaddr; }
 };
 
@@ -104,11 +126,30 @@ class GenericAlignmentFault : public FaultBase
   private:
     Addr vaddr;
   public:
-    FaultName name() const { return "Generic alignment fault"; }
+    FaultName name() const override { return "Generic alignment fault"; }
     GenericAlignmentFault(Addr va) : vaddr(va) {}
-    void invoke(ThreadContext * tc, const StaticInstPtr &inst =
-                StaticInst::nullStaticInstPtr);
+    void invoke(ThreadContext *tc, const StaticInstPtr &inst=
+                StaticInst::nullStaticInstPtr) override;
     Addr getFaultVAddr() const { return vaddr; }
 };
 
+class GenericHtmFailureFault : public FaultBase
+{
+  protected:
+    uint64_t htmUid; // unique identifier used for debugging
+    HtmFailureFaultCause cause;
+
+  public:
+    GenericHtmFailureFault(uint64_t htm_uid, HtmFailureFaultCause _cause)
+      : htmUid(htm_uid), cause(_cause)
+    {}
+
+    FaultName name() const override { return "Generic HTM failure fault"; }
+
+    uint64_t getHtmUid() const { return htmUid; }
+    HtmFailureFaultCause getHtmFailureFaultCause() const { return cause; }
+    void invoke(ThreadContext *tc, const StaticInstPtr &inst =
+                StaticInst::nullStaticInstPtr) override;
+};
+
 #endif // __FAULTS_HH__