cpu: Get rid of the (read|set)RegOtherThread methods.
[gem5.git] / src / cpu / exec_context.hh
index 1c1c8956a2f40b60bbbf4fc1e206028208672e5d..58d756c6d5b97c8f22e93828c0d0136b5504e2d2 100644 (file)
@@ -260,6 +260,28 @@ class ExecContext {
     virtual Fault writeMem(uint8_t *data, unsigned int size, Addr addr,
                            Request::Flags flags, uint64_t *res) = 0;
 
+    /**
+     * For atomic-mode contexts, perform an atomic AMO (a.k.a., Atomic
+     * Read-Modify-Write Memory Operation)
+     */
+    virtual Fault amoMem(Addr addr, uint8_t *data, unsigned int size,
+                         Request::Flags flags,
+                         AtomicOpFunctor *amo_op)
+    {
+        panic("ExecContext::amoMem() should be overridden\n");
+    }
+
+    /**
+     * For timing-mode contexts, initiate an atomic AMO (atomic
+     * read-modify-write memory operation)
+     */
+    virtual Fault initiateMemAMO(Addr addr, unsigned int size,
+                                 Request::Flags flags,
+                                 AtomicOpFunctor *amo_op)
+    {
+        panic("ExecContext::initiateMemAMO() should be overridden\n");
+    }
+
     /**
      * Sets the number of consecutive store conditional failures.
      */
@@ -331,20 +353,6 @@ class ExecContext {
     virtual AddressMonitor *getAddrMonitor() = 0;
 
     /** @} */
-
-    /**
-     * @{
-     * @name MIPS-Specific Interfaces
-     */
-
-#if THE_ISA == MIPS_ISA
-    virtual RegVal readRegOtherThread(const RegId &reg,
-                                       ThreadID tid=InvalidThreadID) = 0;
-    virtual void setRegOtherThread(const RegId& reg, RegVal val,
-                                   ThreadID tid=InvalidThreadID) = 0;
-#endif
-
-    /** @} */
 };
 
 #endif // __CPU_EXEC_CONTEXT_HH__