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ruby: make the max_size variable of the MessageBuffer unsigned

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This commit is contained in:
Nilay Vaish 2014-03-01 23:59:57 -06:00
parent 919baa603d
commit 67cd04b6fe
4 changed files with 8 additions and 7 deletions
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6
src/mem/ruby/buffers/MessageBuffer.cc
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@ -49,7 +49,7 @@ MessageBuffer::MessageBuffer(const string &name)
m_ordering_set = false;
m_strict_fifo = true;
m_max_size = -1;
m_max_size = 0;
m_randomization = true;
m_size_last_time_size_checked = 0;
m_size_at_cycle_start = 0;
@ -63,7 +63,7 @@ MessageBuffer::MessageBuffer(const string &name)
m_vnet_id = 0;
}
int
unsigned int
MessageBuffer::getSize()
{
if (m_time_last_time_size_checked != m_receiver->curCycle()) {
@ -79,7 +79,7 @@ MessageBuffer::areNSlotsAvailable(unsigned int n)
{
// fast path when message buffers have infinite size
if (m_max_size == -1) {
if (m_max_size == 0) {
return true;
}

4
src/mem/ruby/buffers/MessageBuffer.hh
View file

@ -134,8 +134,8 @@ class MessageBuffer
m_ordering_set = true;
}
void resize(int size) { m_max_size = size; }
int getSize();
void resize(unsigned int size) { m_max_size = size; }
unsigned int getSize();
void setRandomization(bool random_flag) { m_randomization = random_flag; }
void clear();

2
src/mem/ruby/slicc_interface/AbstractController.hh
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@ -146,7 +146,7 @@ class AbstractController : public ClockedObject, public Consumer
unsigned int m_cur_in_port;
int m_number_of_TBEs;
int m_transitions_per_cycle;
int m_buffer_size;
unsigned int m_buffer_size;
Cycles m_recycle_latency;
//! Map from physical network number to the Message Buffer.

3
src/mem/ruby/slicc_interface/Controller.py
View file

@ -40,7 +40,8 @@ class RubyController(ClockedObject):
transitions_per_cycle = \
Param.Int(32, "no. of SLICC state machine transitions per cycle")
buffer_size = Param.Int(0, "max buffer size 0 means infinite")
buffer_size = Param.UInt32(0, "max buffer size 0 means infinite")
recycle_latency = Param.Cycles(10, "")
number_of_TBEs = Param.Int(256, "")
ruby_system = Param.RubySystem("")