changeset 3f4c23e9d67d in /z/repo/m5
details: http://repo.m5sim.org/m5?cmd=changeset;node=3f4c23e9d67d
description:
ruby: Added flag to disable mem_vec allocation
The RubySystem flag no_mem_vec will disable Ruby from allocating it's
memory
data array.
diffstat:
3 files changed, 11 insertions(+), 5 deletions(-)
src/mem/ruby/system/DirectoryMemory.cc | 3 +--
src/mem/ruby/system/RubySystem.py | 1 +
src/mem/ruby/system/System.cc | 12 +++++++++---
diffs (52 lines):
diff -r 9adf5b0ccc79 -r 3f4c23e9d67d src/mem/ruby/system/DirectoryMemory.cc
--- a/src/mem/ruby/system/DirectoryMemory.cc Sun Mar 21 21:22:21 2010 -0700
+++ b/src/mem/ruby/system/DirectoryMemory.cc Sun Mar 21 21:22:21 2010 -0700
@@ -68,10 +68,9 @@
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;
diff -r 9adf5b0ccc79 -r 3f4c23e9d67d src/mem/ruby/system/RubySystem.py
--- a/src/mem/ruby/system/RubySystem.py Sun Mar 21 21:22:21 2010 -0700
+++ b/src/mem/ruby/system/RubySystem.py Sun Mar 21 21:22:21 2010 -0700
@@ -45,3 +45,4 @@
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");
diff -r 9adf5b0ccc79 -r 3f4c23e9d67d src/mem/ruby/system/System.cc
--- a/src/mem/ruby/system/System.cc Sun Mar 21 21:22:21 2010 -0700
+++ b/src/mem/ruby/system/System.cc Sun Mar 21 21:22:21 2010 -0700
@@ -89,8 +89,12 @@
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 @@
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)
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