ruby: remove random seed
We no longer use the C library based random number generator: random(). Instead we use the C++ library provided rng. So setting the random seed for the RubySystem class has no effect. Hence the variable and the corresponding option are being dropped.
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4 changed files with 0 additions and 10 deletions
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@ -82,9 +82,6 @@ def define_options(parser):
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parser.add_option("--recycle-latency", type="int", default=10,
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parser.add_option("--recycle-latency", type="int", default=10,
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help="Recycle latency for ruby controller input buffers")
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help="Recycle latency for ruby controller input buffers")
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parser.add_option("--random_seed", type="int", default=1234,
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help="Used for seeding the random number generator")
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protocol = buildEnv['PROTOCOL']
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protocol = buildEnv['PROTOCOL']
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exec "import %s" % protocol
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exec "import %s" % protocol
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eval("%s.define_options(parser)" % protocol)
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eval("%s.define_options(parser)" % protocol)
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@ -236,7 +233,6 @@ def create_system(options, full_system, system, piobus = None, dma_ports = []):
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ruby._cpu_ports = cpu_sequencers
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ruby._cpu_ports = cpu_sequencers
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ruby.num_of_sequencers = len(cpu_sequencers)
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ruby.num_of_sequencers = len(cpu_sequencers)
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ruby.random_seed = options.random_seed
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# Create a backing copy of physical memory in case required
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# Create a backing copy of physical memory in case required
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if options.access_backing_store:
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if options.access_backing_store:
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@ -34,7 +34,6 @@ from SimpleMemory import *
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class RubySystem(ClockedObject):
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class RubySystem(ClockedObject):
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type = 'RubySystem'
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type = 'RubySystem'
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cxx_header = "mem/ruby/system/System.hh"
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cxx_header = "mem/ruby/system/System.hh"
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random_seed = Param.Int(1234, "random seed used by the simulation");
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randomization = Param.Bool(False,
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randomization = Param.Bool(False,
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"insert random delays on message enqueue times");
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"insert random delays on message enqueue times");
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block_size_bytes = Param.UInt32(64,
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block_size_bytes = Param.UInt32(64,
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@ -45,7 +45,6 @@
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using namespace std;
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using namespace std;
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int RubySystem::m_random_seed;
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bool RubySystem::m_randomization;
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bool RubySystem::m_randomization;
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uint32_t RubySystem::m_block_size_bytes;
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uint32_t RubySystem::m_block_size_bytes;
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uint32_t RubySystem::m_block_size_bits;
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uint32_t RubySystem::m_block_size_bits;
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@ -60,8 +59,6 @@ RubySystem::RubySystem(const Params *p)
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: ClockedObject(p), m_access_backing_store(p->access_backing_store),
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: ClockedObject(p), m_access_backing_store(p->access_backing_store),
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m_cache_recorder(NULL)
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m_cache_recorder(NULL)
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{
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{
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m_random_seed = p->random_seed;
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srandom(m_random_seed);
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m_randomization = p->randomization;
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m_randomization = p->randomization;
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m_block_size_bytes = p->block_size_bytes;
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m_block_size_bytes = p->block_size_bytes;
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@ -70,7 +70,6 @@ class RubySystem : public ClockedObject
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~RubySystem();
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~RubySystem();
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// config accessors
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// config accessors
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static int getRandomSeed() { return m_random_seed; }
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static int getRandomization() { return m_randomization; }
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static int getRandomization() { return m_randomization; }
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static uint32_t getBlockSizeBytes() { return m_block_size_bytes; }
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static uint32_t getBlockSizeBytes() { return m_block_size_bytes; }
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static uint32_t getBlockSizeBits() { return m_block_size_bits; }
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static uint32_t getBlockSizeBits() { return m_block_size_bits; }
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@ -130,7 +129,6 @@ class RubySystem : public ClockedObject
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private:
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private:
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// configuration parameters
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// configuration parameters
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static int m_random_seed;
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static bool m_randomization;
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static bool m_randomization;
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static uint32_t m_block_size_bytes;
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static uint32_t m_block_size_bytes;
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static uint32_t m_block_size_bits;
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static uint32_t m_block_size_bits;
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