diff options
Diffstat (limited to 'src/cpu/o3/alpha/cpu_builder.cc')
| -rw-r--r-- | src/cpu/o3/alpha/cpu_builder.cc | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/cpu/o3/alpha/cpu_builder.cc b/src/cpu/o3/alpha/cpu_builder.cc index 8190256fb..12d083a43 100644 --- a/src/cpu/o3/alpha/cpu_builder.cc +++ b/src/cpu/o3/alpha/cpu_builder.cc @@ -274,12 +274,12 @@ CREATE_SIM_OBJECT(DerivO3CPU) // In non-full-system mode, we infer the number of threads from // the workload if it's not explicitly specified. int actual_num_threads = - numThreads.isValid() ? numThreads : workload.size(); + (numThreads.isValid() && numThreads >= workload.size()) ? + numThreads : workload.size(); if (workload.size() == 0) { fatal("Must specify at least one workload!"); } - #endif AlphaSimpleParams *params = new AlphaSimpleParams; @@ -371,7 +371,16 @@ CREATE_SIM_OBJECT(DerivO3CPU) params->numROBEntries = numROBEntries; params->smtNumFetchingThreads = smtNumFetchingThreads; - params->smtFetchPolicy = smtFetchPolicy; + + // Default smtFetchPolicy to "RoundRobin", if necessary. + std::string round_robin_policy = "RoundRobin"; + std::string single_thread = "SingleThread"; + + if (actual_num_threads > 1 && single_thread.compare(smtFetchPolicy) == 0) + params->smtFetchPolicy = single_thread; + else + params->smtFetchPolicy = smtFetchPolicy; + params->smtIQPolicy = smtIQPolicy; params->smtLSQPolicy = smtLSQPolicy; params->smtLSQThreshold = smtLSQThreshold; |