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authorNilay Vaish <nilay@cs.wisc.edu>2012-08-27 01:00:55 -0500
committerNilay Vaish <nilay@cs.wisc.edu>2012-08-27 01:00:55 -0500
commit9190940511b5783811bc6288dd4f22f8d18c9d26 (patch)
tree72a07f80a772d7c6f2a6f0255cee173ac631cb35 /src/mem/ruby/buffers
parent7122b83d8f92d77bccae432b4e90ba12f1babad5 (diff)
downloadgem5-9190940511b5783811bc6288dd4f22f8d18c9d26.tar.xz
Ruby: Remove RubyEventQueue
This patch removes RubyEventQueue. Consumer objects now rely on RubySystem or themselves for scheduling events.
Diffstat (limited to 'src/mem/ruby/buffers')
-rw-r--r--src/mem/ruby/buffers/MessageBuffer.cc53
-rw-r--r--src/mem/ruby/buffers/MessageBuffer.hh3
2 files changed, 27 insertions, 29 deletions
diff --git a/src/mem/ruby/buffers/MessageBuffer.cc b/src/mem/ruby/buffers/MessageBuffer.cc
index 9a7fdb61b..ee1c709f1 100644
--- a/src/mem/ruby/buffers/MessageBuffer.cc
+++ b/src/mem/ruby/buffers/MessageBuffer.cc
@@ -66,10 +66,10 @@ MessageBuffer::MessageBuffer(const string &name)
int
MessageBuffer::getSize()
{
- if (m_time_last_time_size_checked == g_eventQueue_ptr->getTime()) {
+ if (m_time_last_time_size_checked == g_system_ptr->getTime()) {
return m_size_last_time_size_checked;
} else {
- m_time_last_time_size_checked = g_eventQueue_ptr->getTime();
+ m_time_last_time_size_checked = g_system_ptr->getTime();
m_size_last_time_size_checked = m_size;
return m_size;
}
@@ -89,11 +89,11 @@ MessageBuffer::areNSlotsAvailable(int n)
// until next cycle, but enqueue operations effect the visible
// size immediately
int current_size = max(m_size_at_cycle_start, m_size);
- if (m_time_last_time_pop < g_eventQueue_ptr->getTime()) {
+ if (m_time_last_time_pop < g_system_ptr->getTime()) {
// no pops this cycle - m_size is correct
current_size = m_size;
} else {
- if (m_time_last_time_enqueue < g_eventQueue_ptr->getTime()) {
+ if (m_time_last_time_enqueue < g_system_ptr->getTime()) {
// no enqueues this cycle - m_size_at_cycle_start is correct
current_size = m_size_at_cycle_start;
} else {
@@ -155,9 +155,9 @@ MessageBuffer::enqueue(MsgPtr message, Time delta)
m_size++;
// record current time incase we have a pop that also adjusts my size
- if (m_time_last_time_enqueue < g_eventQueue_ptr->getTime()) {
+ if (m_time_last_time_enqueue < g_system_ptr->getTime()) {
m_msgs_this_cycle = 0; // first msg this cycle
- m_time_last_time_enqueue = g_eventQueue_ptr->getTime();
+ m_time_last_time_enqueue = g_system_ptr->getTime();
}
m_msgs_this_cycle++;
@@ -168,7 +168,7 @@ MessageBuffer::enqueue(MsgPtr message, Time delta)
// Calculate the arrival time of the message, that is, the first
// cycle the message can be dequeued.
assert(delta>0);
- Time current_time = g_eventQueue_ptr->getTime();
+ Time current_time = g_system_ptr->getTime();
Time arrival_time = 0;
if (!RubySystem::getRandomization() || (m_randomization == false)) {
// No randomization
@@ -192,10 +192,10 @@ MessageBuffer::enqueue(MsgPtr message, Time delta)
panic("FIFO ordering violated: %s name: %s current time: %d "
"delta: %d arrival_time: %d last arrival_time: %d\n",
*this, m_name,
- current_time * g_eventQueue_ptr->getClock(),
- delta * g_eventQueue_ptr->getClock(),
- arrival_time * g_eventQueue_ptr->getClock(),
- m_last_arrival_time * g_eventQueue_ptr->getClock());
+ current_time * g_system_ptr->getClock(),
+ delta * g_system_ptr->getClock(),
+ arrival_time * g_system_ptr->getClock(),
+ m_last_arrival_time * g_system_ptr->getClock());
}
}
@@ -208,10 +208,10 @@ MessageBuffer::enqueue(MsgPtr message, Time delta)
Message* msg_ptr = message.get();
assert(msg_ptr != NULL);
- assert(g_eventQueue_ptr->getTime() >= msg_ptr->getLastEnqueueTime() &&
+ assert(g_system_ptr->getTime() >= msg_ptr->getLastEnqueueTime() &&
"ensure we aren't dequeued early");
- msg_ptr->setDelayedCycles(g_eventQueue_ptr->getTime() -
+ msg_ptr->setDelayedCycles(g_system_ptr->getTime() -
msg_ptr->getLastEnqueueTime() +
msg_ptr->getDelayedCycles());
msg_ptr->setLastEnqueueTime(arrival_time);
@@ -223,12 +223,12 @@ MessageBuffer::enqueue(MsgPtr message, Time delta)
greater<MessageBufferNode>());
DPRINTF(RubyQueue, "Enqueue with arrival_time %lld.\n",
- arrival_time * g_eventQueue_ptr->getClock());
+ arrival_time * g_system_ptr->getClock());
DPRINTF(RubyQueue, "Enqueue Message: %s.\n", (*(message.get())));
// Schedule the wakeup
if (m_consumer_ptr != NULL) {
- g_eventQueue_ptr->scheduleEventAbsolute(m_consumer_ptr, arrival_time);
+ m_consumer_ptr->scheduleEventAbsolute(arrival_time);
m_consumer_ptr->storeEventInfo(m_vnet_id);
} else {
panic("No consumer: %s name: %s\n", *this, m_name);
@@ -287,9 +287,9 @@ MessageBuffer::pop()
// record previous size and time so the current buffer size isn't
// adjusted until next cycle
- if (m_time_last_time_pop < g_eventQueue_ptr->getTime()) {
+ if (m_time_last_time_pop < g_system_ptr->getTime()) {
m_size_at_cycle_start = m_size;
- m_time_last_time_pop = g_eventQueue_ptr->getTime();
+ m_time_last_time_pop = g_system_ptr->getTime();
}
m_size--;
}
@@ -315,12 +315,12 @@ MessageBuffer::recycle()
MessageBufferNode node = m_prio_heap.front();
pop_heap(m_prio_heap.begin(), m_prio_heap.end(),
greater<MessageBufferNode>());
- node.m_time = g_eventQueue_ptr->getTime() + m_recycle_latency;
+ node.m_time = g_system_ptr->getTime() + m_recycle_latency;
m_prio_heap.back() = node;
push_heap(m_prio_heap.begin(), m_prio_heap.end(),
greater<MessageBufferNode>());
- g_eventQueue_ptr->scheduleEventAbsolute(m_consumer_ptr,
- g_eventQueue_ptr->getTime() + m_recycle_latency);
+ m_consumer_ptr->scheduleEventAbsolute(g_system_ptr->getTime() +
+ m_recycle_latency);
}
void
@@ -335,7 +335,7 @@ MessageBuffer::reanalyzeMessages(const Address& addr)
//
while(!m_stall_msg_map[addr].empty()) {
m_msg_counter++;
- MessageBufferNode msgNode(g_eventQueue_ptr->getTime() + 1,
+ MessageBufferNode msgNode(g_system_ptr->getTime() + 1,
m_msg_counter,
m_stall_msg_map[addr].front());
@@ -343,7 +343,7 @@ MessageBuffer::reanalyzeMessages(const Address& addr)
push_heap(m_prio_heap.begin(), m_prio_heap.end(),
greater<MessageBufferNode>());
- g_eventQueue_ptr->scheduleEventAbsolute(m_consumer_ptr, msgNode.m_time);
+ m_consumer_ptr->scheduleEventAbsolute(msgNode.m_time);
m_stall_msg_map[addr].pop_front();
}
m_stall_msg_map.erase(addr);
@@ -364,7 +364,7 @@ MessageBuffer::reanalyzeAllMessages()
while(!(map_iter->second).empty()) {
m_msg_counter++;
- MessageBufferNode msgNode(g_eventQueue_ptr->getTime() + 1,
+ MessageBufferNode msgNode(g_system_ptr->getTime() + 1,
m_msg_counter,
(map_iter->second).front());
@@ -372,8 +372,7 @@ MessageBuffer::reanalyzeAllMessages()
push_heap(m_prio_heap.begin(), m_prio_heap.end(),
greater<MessageBufferNode>());
- g_eventQueue_ptr->scheduleEventAbsolute(m_consumer_ptr,
- msgNode.m_time);
+ m_consumer_ptr->scheduleEventAbsolute(msgNode.m_time);
(map_iter->second).pop_front();
}
}
@@ -407,8 +406,8 @@ MessageBuffer::setAndReturnDelayCycles(MsgPtr msg_ptr)
// this function should only be called on dequeue
// ensure the msg hasn't been enqueued
- assert(msg_ptr->getLastEnqueueTime() <= g_eventQueue_ptr->getTime());
- msg_ptr->setDelayedCycles(g_eventQueue_ptr->getTime() -
+ assert(msg_ptr->getLastEnqueueTime() <= g_system_ptr->getTime());
+ msg_ptr->setDelayedCycles(g_system_ptr->getTime() -
msg_ptr->getLastEnqueueTime() +
msg_ptr->getDelayedCycles());
delay_cycles = msg_ptr->getDelayedCycles();
diff --git a/src/mem/ruby/buffers/MessageBuffer.hh b/src/mem/ruby/buffers/MessageBuffer.hh
index 4193c9f73..cf7e77c2d 100644
--- a/src/mem/ruby/buffers/MessageBuffer.hh
+++ b/src/mem/ruby/buffers/MessageBuffer.hh
@@ -45,7 +45,6 @@
#include "mem/ruby/common/Address.hh"
#include "mem/ruby/common/Consumer.hh"
#include "mem/ruby/common/Global.hh"
-#include "mem/ruby/eventqueue/RubyEventQueue.hh"
#include "mem/ruby/slicc_interface/Message.hh"
class MessageBuffer
@@ -70,7 +69,7 @@ class MessageBuffer
isReady() const
{
return ((m_prio_heap.size() > 0) &&
- (m_prio_heap.front().m_time <= g_eventQueue_ptr->getTime()));
+ (m_prio_heap.front().m_time <= g_system_ptr->getTime()));
}
void