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31 #ifndef __CPU_O3_IMPL_HH__
32 #define __CPU_O3_IMPL_HH__
34 #include "arch/isa_traits.hh"
35 #include "config/the_isa.hh"
36 #include "cpu/o3/cpu_policy.hh"
39 // Forward declarations.
46 /** Implementation specific struct that defines several key types to the
47 * CPU, the stages within the CPU, the time buffers, and the DynInst.
48 * The struct defines the ISA, the CPU policy, the specific DynInst, the
49 * specific O3CPU, and all of the structs from the time buffers to do
51 * This is one of the key things that must be defined for each hardware
52 * specific CPU implementation.
56 /** The type of MachInst. */
57 typedef TheISA::MachInst MachInst;
59 /** The CPU policy to be used, which defines all of the CPU stages. */
60 typedef SimpleCPUPolicy<O3CPUImpl> CPUPol;
62 /** The DynInst type to be used. */
63 typedef BaseO3DynInst<O3CPUImpl> DynInst;
65 /** The refcounted DynInst pointer to be used. In most cases this is
66 * what should be used, and not DynInst *.
68 typedef RefCountingPtr<DynInst> DynInstPtr;
70 /** The O3CPU type to be used. */
71 typedef FullO3CPU<O3CPUImpl> O3CPU;
73 /** Same typedef, but for CPUType. BaseDynInst may not always use
74 * an O3 CPU, so it's clearer to call it CPUType instead in that
77 typedef O3CPU CPUType;
85 #endif // __CPU_O3_SPARC_IMPL_HH__