2 * Copyright (c) 2004-2006 The Regents of The University of Michigan
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33 #include "cpu/o3/deriv.hh"
34 #include "params/DerivO3CPU.hh"
37 DerivO3CPUParams::create()
39 ThreadID actual_num_threads
;
41 // Full-system only supports a single thread for the moment.
42 actual_num_threads
= 1;
44 if (workload
.size() > numThreads
) {
45 fatal("Workload Size (%i) > Max Supported Threads (%i) on This CPU",
46 workload
.size(), numThreads
);
47 } else if (workload
.size() == 0) {
48 fatal("Must specify at least one workload!");
51 // In non-full-system mode, we infer the number of threads from
52 // the workload if it's not explicitly specified.
54 (numThreads
>= workload
.size()) ? numThreads
: workload
.size();
57 numThreads
= actual_num_threads
;
59 // Default smtFetchPolicy to "RoundRobin", if necessary.
60 std::string round_robin_policy
= "RoundRobin";
61 std::string single_thread
= "SingleThread";
63 if (actual_num_threads
> 1 && single_thread
.compare(smtFetchPolicy
) == 0)
64 smtFetchPolicy
= round_robin_policy
;
66 smtFetchPolicy
= smtFetchPolicy
;
70 return new DerivO3CPU(this);