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ruby: Added flag to disable mem_vec allocation

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The RubySystem flag no_mem_vec will disable Ruby from allocating it's memory
data array.
This commit is contained in:
Brad Beckmann
2010-03-21 21:22:21 -07:00
parent 92cfd1cac7
commit 8b15ed7ebf
3 changed files with 11 additions and 5 deletions
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3
src/mem/ruby/system/DirectoryMemory.cc
View File

@@ -68,10 +68,9 @@ void DirectoryMemory::init()
m_entries = new Directory_Entry*[m_num_entries];
for (int i=0; i < m_num_entries; i++)
m_entries[i] = NULL;
m_ram = g_system_ptr->getMemoryVector();
}
m_ram = g_system_ptr->getMemoryVector();
m_num_directories++;
m_num_directories_bits = log_int(m_num_directories);
m_total_size_bytes += m_size_bytes;

1
src/mem/ruby/system/RubySystem.py
View File

@@ -45,3 +45,4 @@ class RubySystem(SimObject):
tracer = Param.RubyTracer("");
stats_filename = Param.String("ruby.stats",
"file to which ruby dumps its stats")
no_mem_vec = Param.Bool(False, "do not allocate Ruby's mem vector");

12
src/mem/ruby/system/System.cc
View File

@@ -89,8 +89,12 @@ RubySystem::RubySystem(const Params *p)
g_eventQueue_ptr = new RubyEventQueue(p->eventq, m_clock);
g_system_ptr = this;
m_mem_vec_ptr = new MemoryVector;
m_mem_vec_ptr->setSize(m_memory_size_bytes);
if (p->no_mem_vec) {
m_mem_vec_ptr = NULL;
} else {
m_mem_vec_ptr = new MemoryVector;
m_mem_vec_ptr->setSize(m_memory_size_bytes);
}
//
// Print ruby configuration and stats at exit
@@ -111,7 +115,9 @@ RubySystem::~RubySystem()
delete m_network_ptr;
delete m_profiler_ptr;
delete m_tracer_ptr;
delete m_mem_vec_ptr;
if (m_mem_vec_ptr != NULL) {
delete m_mem_vec_ptr;
}
}
void RubySystem::printSystemConfig(ostream & out)