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Commit f49fa07a authored by Martin Unzner's avatar Martin Unzner
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Changed BufferCache Backend to STL (as proposed), added IOPortEvent-Cache, updated class diagram 

git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1325 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
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doc/class-diagram.dia
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− 283
View file @ f49fa07a
......@@ -2932,19 +2932,19 @@
</dia:object>
<dia:object type="UML - Class" version="0" id="O5">
<dia:attribute name="obj_pos">
<dia:point val="45.95,-20.85"/>
<dia:point val="45.95,-24.35"/>
</dia:attribute>
<dia:attribute name="obj_bb">
<dia:rectangle val="45.9,-20.9;69.215,-3"/>
<dia:rectangle val="45.9,-24.4;69.215,-2.5"/>
</dia:attribute>
<dia:attribute name="elem_corner">
<dia:point val="45.95,-20.85"/>
<dia:point val="45.95,-24.35"/>
</dia:attribute>
<dia:attribute name="elem_width">
<dia:real val="23.215"/>
</dia:attribute>
<dia:attribute name="elem_height">
<dia:real val="17.800000000000004"/>
<dia:real val="21.800000000000004"/>
</dia:attribute>
<dia:attribute name="name">
<dia:string>#EventList#</dia:string>
......@@ -3149,6 +3149,29 @@
<dia:boolean val="false"/>
</dia:attribute>
</dia:composite>
<dia:composite type="umlattribute">
<dia:attribute name="name">
<dia:string>#m_Io_cache#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#BufferCache&lt;IOPortEvent*&gt;#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="1"/>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
<dia:attribute name="operations">
<dia:composite type="umloperation">
......@@ -3420,54 +3443,6 @@
</dia:attribute>
<dia:attribute name="parameters"/>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#makeActive#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#void#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="0"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters">
<dia:composite type="umlparameter">
<dia:attribute name="name">
<dia:string>#ev#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#BaseEvent*#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="kind">
<dia:enum val="1"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#makeActive#</dia:string>
......@@ -3797,6 +3772,192 @@
</dia:attribute>
<dia:attribute name="parameters"/>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#getBPBuffer#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#BufferCache&lt;BPEvent*&gt;&amp;#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="0"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters"/>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#getIOBuffer#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#BufferCache&lt;IOPortEvent*&gt;&amp;#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="0"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters"/>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#addToCaches#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#void#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="1"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters">
<dia:composite type="umlparameter">
<dia:attribute name="name">
<dia:string>#ev#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#BaseEvent*#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="kind">
<dia:enum val="1"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#removeFromCaches#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#void#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="1"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters">
<dia:composite type="umlparameter">
<dia:attribute name="name">
<dia:string>#ev#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#BaseEvent*#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="kind">
<dia:enum val="1"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#clearCaches#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#void#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="1"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters"/>
</dia:composite>
</dia:attribute>
<dia:attribute name="template">
<dia:boolean val="false"/>
......@@ -4374,17 +4535,17 @@
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="obj_pos">
<dia:point val="69.165,-16.55"/>
<dia:point val="69.165,-20.05"/>
</dia:attribute>
<dia:attribute name="obj_bb">
<dia:rectangle val="68.415,-17.35;85.62,-14.15"/>
<dia:rectangle val="68.415,-20.85;85.62,-14.15"/>
</dia:attribute>
<dia:attribute name="meta">
<dia:composite type="dict"/>
</dia:attribute>
<dia:attribute name="orth_points">
<dia:point val="69.165,-16.55"/>
<dia:point val="85.035,-16.55"/>
<dia:point val="69.165,-20.05"/>
<dia:point val="85.035,-20.05"/>
<dia:point val="85.035,-14.95"/>
</dia:attribute>
<dia:attribute name="orth_orient">
......@@ -17451,19 +17612,19 @@
</dia:object>
<dia:object type="UML - Class" version="0" id="O86">
<dia:attribute name="obj_pos">
<dia:point val="18,-20.35"/>
<dia:point val="13.6,-17.95"/>
</dia:attribute>
<dia:attribute name="obj_bb">
<dia:rectangle val="17.95,-21.1;38.97,-8.9"/>
<dia:rectangle val="13.55,-18.7;38.42,-9.7"/>
</dia:attribute>
<dia:attribute name="elem_corner">
<dia:point val="18,-20.35"/>
<dia:point val="13.6,-17.95"/>
</dia:attribute>
<dia:attribute name="elem_width">
<dia:real val="20.52"/>
<dia:real val="24.370000000000001"/>
</dia:attribute>
<dia:attribute name="elem_height">
<dia:real val="11.399999999999999"/>
<dia:real val="8.1999999999999993"/>
</dia:attribute>
<dia:attribute name="name">
<dia:string>#BufferCache#</dia:string>
......@@ -17558,30 +17719,7 @@
<dia:string>#m_Buffer#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#T**#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="1"/>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
</dia:composite>
<dia:composite type="umlattribute">
<dia:attribute name="name">
<dia:string>#m_BufferCount#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
<dia:string>#std::list&lt;T&gt;#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
......@@ -17601,102 +17739,6 @@
</dia:composite>
</dia:attribute>
<dia:attribute name="operations">
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#setCount#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#void#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="1"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters">
<dia:composite type="umlparameter">
<dia:attribute name="name">
<dia:string>#new_count#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="kind">
<dia:enum val="1"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#reallocate_buffer#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters">
<dia:composite type="umlparameter">
<dia:attribute name="name">
<dia:string>#new_size#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="kind">
<dia:enum val="1"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#add#</dia:string>
......@@ -17731,7 +17773,7 @@
<dia:string>#val#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#T#</dia:string>
<dia:string>#const T&amp;#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
......@@ -17779,7 +17821,7 @@
<dia:string>#val#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#T#</dia:string>
<dia:string>#const T&amp;#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
......@@ -17801,7 +17843,7 @@
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
<dia:string>#iterator#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="0"/>
......@@ -17827,7 +17869,7 @@
<dia:string>#idx#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
<dia:string>#iterator#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
......@@ -17873,61 +17915,13 @@
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#get#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#T#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="0"/>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="abstract">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="inheritance_type">
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="true"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters">
<dia:composite type="umlparameter">
<dia:attribute name="name">
<dia:string>#idx#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="kind">
<dia:enum val="1"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#set#</dia:string>
<dia:string>#begin#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#void#</dia:string>
<dia:string>#iterator#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="0"/>
......@@ -17947,52 +17941,17 @@
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="parameters">
<dia:composite type="umlparameter">
<dia:attribute name="name">
<dia:string>#idx#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="kind">
<dia:enum val="1"/>
</dia:attribute>
</dia:composite>
<dia:composite type="umlparameter">
<dia:attribute name="name">
<dia:string>#val#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#T#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="comment">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="kind">
<dia:enum val="1"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
<dia:attribute name="parameters"/>
</dia:composite>
<dia:composite type="umloperation">
<dia:attribute name="name">
<dia:string>#getCount#</dia:string>
<dia:string>#end#</dia:string>
</dia:attribute>
<dia:attribute name="stereotype">
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
<dia:string>#iterator#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="0"/>
......@@ -18007,7 +17966,7 @@
<dia:enum val="2"/>
</dia:attribute>
<dia:attribute name="query">
<dia:boolean val="true"/>
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="class_scope">
<dia:boolean val="false"/>
......@@ -18022,7 +17981,7 @@
<dia:string>##</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
<dia:string>#iterator#</dia:string>
</dia:attribute>
<dia:attribute name="visibility">
<dia:enum val="0"/>
......@@ -18065,7 +18024,7 @@
<dia:string>#idx#</dia:string>
</dia:attribute>
<dia:attribute name="type">
<dia:string>#int#</dia:string>
<dia:string>#iterator#</dia:string>
</dia:attribute>
<dia:attribute name="value">
<dia:string>##</dia:string>
......@@ -18132,19 +18091,19 @@
<dia:boolean val="false"/>
</dia:attribute>
<dia:attribute name="obj_pos">
<dia:point val="38.52,-14.25"/>
<dia:point val="37.97,-14.25"/>
</dia:attribute>
<dia:attribute name="obj_bb">
<dia:rectangle val="38.47,-14.3;46,-9.95"/>
<dia:rectangle val="37.92,-15.05;46,-13.45"/>
</dia:attribute>
<dia:attribute name="meta">
<dia:composite type="dict"/>
</dia:attribute>
<dia:attribute name="orth_points">
<dia:point val="38.52,-14.25"/>
<dia:point val="37.97,-14.25"/>
<dia:point val="41.6707,-14.25"/>
<dia:point val="41.6707,-14.25"/>
<dia:point val="41.6707,-11.55"/>
<dia:point val="45.95,-11.55"/>
<dia:point val="45.95,-14.25"/>
</dia:attribute>
<dia:attribute name="orth_orient">
<dia:enum val="0"/>
......@@ -18161,8 +18120,8 @@
<dia:color val="#000000"/>
</dia:attribute>
<dia:connections>
<dia:connection handle="0" to="O86" connection="19"/>
<dia:connection handle="1" to="O5" connection="26"/>
<dia:connection handle="0" to="O86" connection="13"/>
<dia:connection handle="1" to="O5" connection="28"/>
</dia:connections>
</dia:object>
</dia:layer>
......
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src/core/sal/BufferCache.cc
+ 5
− 80
View file @ f49fa07a
......@@ -7,87 +7,11 @@
namespace fail {
template<class T>
void BufferCache<T>::add(T val)
typename BufferCache<T>::iterator BufferCache<T>::makeActive(EventList &ev_list, BufferCache<T>::iterator idx)
{
int new_size = getCount() + 1;
int new_last_index = getCount();
int res = reallocate_buffer(new_size);
assert (res == 0 && "FATAL ERROR: Could not add event to cache");
set(new_last_index, val);
}
template<class T>
void BufferCache<T>::remove(T val)
{
bool do_remove = false;
for (int i = 0; i < getCount(); i++) {
if (get(i) == val) {
do_remove = true;
}
if (do_remove) {
if (i > getCount() - 1) {
set(i, get(i + 1));
}
}
}
if (do_remove) {
int new_size = getCount() - 1;
int res = reallocate_buffer(new_size);
assert (res == 0 && "FATAL ERROR: Could not remove event from cache");
}
}
template<class T>
void BufferCache<T>::clear()
{
setCount(0);
free(m_Buffer);
m_Buffer = NULL;
}
template<class T>
int BufferCache<T>::erase(int idx)
{
if(idx < 0 || idx >= getCount())
return -2;
for (int i = idx; i < getCount() - 1; i++) {
set(i, get(i + 1));
}
int new_size = getCount() - 1;
if (reallocate_buffer(new_size) != 0)
return -1;
return idx;
}
template<class T>
int BufferCache<T>::reallocate_buffer(int new_size)
{
if (new_size < 0)
return 20;
if (new_size == 0) {
clear();
return 0;
}
void *new_buffer = realloc(m_Buffer, new_size * sizeof(T));
if (new_buffer == NULL)
return 10;
m_Buffer = static_cast<T*>(new_buffer);
setCount(new_size);
return 0;
}
template<class T>
int BufferCache<T>::makeActive(EventList &ev_list, int idx)
{
assert(idx < getCount() &&
assert(idx != end() &&
"FATAL ERROR: Index larger than cache!");
T ev = get(idx);
T ev = *idx;
assert(ev && "FATAL ERROR: Object pointer cannot be NULL!");
ev->decreaseCounter();
if (ev->getCounter() > 0) {
......@@ -102,7 +26,8 @@ int BufferCache<T>::makeActive(EventList &ev_list, int idx)
return erase(idx);
}
// Declare whatever instances of the template you are going to use here:
// Declare here whatever instances of the template you are going to use:
template class BufferCache<BPEvent*>;
template class BufferCache<IOPortEvent*>;
} // end-of-namespace: fail
src/core/sal/BufferCache.hpp
+ 37
− 39
View file @ f49fa07a
......@@ -2,6 +2,7 @@
#define __BUFFER_CACHE_HPP__
#include <stdlib.h>
#include <list>
namespace fail {
......@@ -12,74 +13,71 @@ class EventList;
*
* \brief A simple dynamic array
*
* This class is intended to serve as a kind of cache for the entirely STL-based,
* This class is intended to serve as a kind of cache for the
* untyped and therefore quite slow event handling mechanism of Fail*.
* To keep the code easily readable, some buffer management methods
* perform suboptimally (remove() and erase() have linear complexity).
*
* FIXME: Why not using std::vector? ("A simple dynamic array")
*/
template<class T>
class BufferCache {
private:
// TODO: comments ("//!<") needed!
T *m_Buffer;
int m_BufferCount;
public:
/**
* Changes m_BufferCount. Should be inlined.
* @param new_count the new array length
* The list type inherent to this class. Like bufferlist_t in EventList.hpp,
* but dynamically typed.
*/
inline void setCount(int new_count) { if(new_count >= 0) m_BufferCount = new_count; }
protected:
typedef std::list<T> cachelist_t;
/**
* Reallocates the buffer. This implementation is extremely primitive,
* but since the amount of entries is small,
* this will not be significant, hopefully. Should be inlined.
* @param new_size the new number of elements in the array
* @return 0 if successful, an error code otherwise (10 if realloc() fails, 20 for an invalid new size)
* The iterator of this class used to loop through the list of
* added events. To retrieve an iterator to the first element, call
* begin(). end() returns the iterator, pointing after the last element.
* (This behaviour equals the STL iterator in C++.)
*/
inline int reallocate_buffer(int new_size);
typedef typename cachelist_t::iterator iterator;
private:
cachelist_t m_Buffer; //!< The list holding the cached elements
public:
BufferCache()
: m_Buffer(NULL), m_BufferCount(0) {}
BufferCache() {}
~BufferCache() {}
/**
* Add an element to the array. The object pointed to remains untouched.
* @param val the element to add
*/
void add(T val);
inline void add(const T &val) { m_Buffer.push_back(val); }
/**
* Remove an element from the array. The object pointed to remains untouched.
* @param val the element to remove
*/
void remove(T val);
inline void remove(const T &val) { m_Buffer.remove(val); }
/**
* Remove an element at a specific position. The object pointed to remains untouched.
* @param val the element to remove
* @return a pointer to the given element's successor if successful, a negative value otherwise
*/
int erase(int i);
inline iterator erase(iterator i) { return m_Buffer.erase(i); }
/**
* Clears the array, removing all elements. The objects pointed to remain untouched.
*/
void clear();
/**
* Retrieve an element from the array. Should be inlined.
* @param idx the position to retrieve the element from
* @return the element at the given position
*/
inline T get(int idx) const { return (idx >= 0 && idx < getCount() ? m_Buffer[idx] : NULL); }
inline void clear() { m_Buffer.clear(); }
/**
* Set an element at a given position. Should be inlined.
* @param idx the position to change an element at
* @param val the new value of the given element
* Returns an iterator to the beginning of the internal data structure.
* Don't forget to update the returned iterator when calling one of the
* modifying methods like makeActive() or remove(). Therefore you need
* to call the iterator-based variants of makeActive() and remove().
* \code
* [X|1|2| ... |n]
* ^
* \endcode
*/
inline void set(int idx, T val) { if(idx >= 0 && idx < getCount()) m_Buffer[idx] = val; }
inline iterator begin() { return m_Buffer.begin(); }
/**
* Retrieves the current length of the array. Should be inlined.
* @return the array length
* Returns an iterator to the end of the interal data structure.
* Don't forget to update the returned iterator when calling one of the
* modifying methods like makeActive() or remove(). Therefore you need
* to call the iterator-based variants of makeActive() and remove().
* \code
* [1|2| ... |n]X
* ^
* \endcode
*/
inline int getCount() const { return m_BufferCount; }
inline iterator end() { return m_Buffer.end(); }
/**
* Acts as a replacement for EventList::makeActive, manipulating
* the buffer cache exclusively. EventList::fireActiveEvents needs
......@@ -88,7 +86,7 @@ public:
* @param idx the index of the event to trigger
* @returns an updated index which can be used to update a loop counter
*/
int makeActive(EventList &ev_list, int idx);
iterator makeActive(EventList &ev_list, iterator idx);
};
} // end-of-namespace: fail
......
src/core/sal/EventList.cc
+ 33
− 12
View file @ f49fa07a
......@@ -4,7 +4,34 @@
#include "SALInst.hpp"
namespace fail {
void EventList::addToCaches(BaseEvent *ev)
{
BPEvent *bps_ev;
if((bps_ev = dynamic_cast<BPEvent*>(ev)) != NULL)
m_Bp_cache.add(bps_ev);
IOPortEvent *io_ev;
if((io_ev = dynamic_cast<IOPortEvent*>(ev)) != NULL)
m_Io_cache.add(io_ev);
}
void EventList::removeFromCaches(BaseEvent *ev)
{
BPEvent *bpr_ev;
if((bpr_ev = dynamic_cast<BPEvent*>(ev)) != NULL)
m_Bp_cache.remove(bpr_ev);
IOPortEvent *io_ev;
if((io_ev = dynamic_cast<IOPortEvent*>(ev)) != NULL)
m_Io_cache.remove(io_ev);
}
void EventList::clearCaches() {
m_Bp_cache.clear();
m_Io_cache.clear();
}
EventId EventList::add(BaseEvent* ev, ExperimentFlow* pExp)
{
assert(ev != NULL && "FATAL ERROR: Event (of base type BaseEvent*) cannot be NULL!");
......@@ -12,9 +39,7 @@ EventId EventList::add(BaseEvent* ev, ExperimentFlow* pExp)
assert(ev->getCounter() != 0);
ev->setParent(pExp); // event is linked to experiment flow
BPEvent *bp_ev;
if((bp_ev = dynamic_cast<BPEvent*>(ev)) != NULL)
m_Bp_cache.add(bp_ev);
addToCaches(ev);
m_BufferList.push_back(ev);
return (ev->getId());
}
......@@ -30,7 +55,7 @@ void EventList::remove(BaseEvent* ev)
simulator.onEventDeletion(*it);
for (firelist_t::iterator it = m_FireList.begin(); it != m_FireList.end(); it++)
simulator.onEventDeletion(*it);
m_Bp_cache.clear();
clearCaches();
m_BufferList.clear();
// all remaining active events must not fire anymore
m_DeleteList.insert(m_DeleteList.end(), m_FireList.begin(), m_FireList.end());
......@@ -41,9 +66,7 @@ void EventList::remove(BaseEvent* ev)
} else {
simulator.onEventDeletion(ev);
BPEvent *bp_ev;
if((bp_ev = dynamic_cast<BPEvent*>(ev)) != NULL)
m_Bp_cache.remove(bp_ev);
removeFromCaches(ev);
m_BufferList.remove(ev);
firelist_t::const_iterator it =
std::find(m_FireList.begin(), m_FireList.end(), ev);
......@@ -75,9 +98,7 @@ EventList::iterator EventList::m_remove(iterator it, bool skip_deletelist)
// BufferCache<T>::remove() from m_remove().
// NOTE: in case the semantics of skip_deletelist change, please adapt the following lines
BPEvent *bp_ev;
if((bp_ev = dynamic_cast<BPEvent*>(*it)) != NULL)
m_Bp_cache.remove(bp_ev);
removeFromCaches((*it));
}
return (m_BufferList.erase(it));
......@@ -99,7 +120,7 @@ void EventList::remove(ExperimentFlow* flow)
for (bufferlist_t::iterator it = m_BufferList.begin();
it != m_BufferList.end(); it++)
simulator.onEventDeletion(*it); // invoke event handler
m_Bp_cache.clear();
clearCaches();
m_BufferList.clear();
} else { // remove all events corresponding to a specific experiment ("flow"):
for (bufferlist_t::iterator it = m_BufferList.begin();
......
src/core/sal/EventList.hpp
+ 34
− 4
View file @ f49fa07a
......@@ -30,6 +30,14 @@ typedef std::vector<BaseEvent*> firelist_t;
*/
typedef std::vector<BaseEvent*> deletelist_t;
/**
* Cache classes for the most commonly used types of events, utilising static typing.
* Apart from that, they work like bufferlist_t.
*/
typedef BufferCache<BPEvent*> bp_cache_t;
typedef bp_cache_t::iterator bp_iter_t;
typedef BufferCache<IOPortEvent*> io_cache_t;
typedef io_cache_t::iterator io_iter_t;
/**
* \class EventList
*
......@@ -37,7 +45,7 @@ typedef std::vector<BaseEvent*> deletelist_t;
*
* If a event is triggered, the internal data structure will be updated (id est,
* the event will be removed from the so called buffer-list and added to the
* fire-list). Additionaly, if an experiment-flow deletes an "active" event
* fire-list). Additionally, if an experiment-flow deletes an "active" event
* which is currently stored in the fire-list, the event (to be removed) will
* be added to a -so called- delete-list. This ensures to prevent triggering
* "active" events which have already been deleted by a previous experiment
......@@ -53,8 +61,10 @@ class EventList
firelist_t m_FireList; //!< the active events (used temporarily)
deletelist_t m_DeleteList; //!< the deleted events (used temporarily)
BaseEvent* m_pFired; //!< the recently fired Event-object
BufferCache<BPEvent*> m_Bp_cache;
friend int BufferCache<BPEvent*>::makeActive(EventList &ev_list, int idx);
bp_cache_t m_Bp_cache; //!< the storage cache for breakpoint events
io_cache_t m_Io_cache; //!< the storage cache for port i/o events
friend bp_iter_t bp_cache_t::makeActive(EventList &ev_list, bp_iter_t idx);
friend io_iter_t io_cache_t::makeActive(EventList &ev_list, io_iter_t idx);
public:
/**
* The iterator of this class used to loop through the list of
......@@ -186,7 +196,27 @@ class EventList
* Retrieves the BPEvent buffer cache.
* @returns the buffer cache
*/
inline BufferCache<BPEvent*> *getBPBuffer() { return &m_Bp_cache; }
inline bp_cache_t &getBPBuffer() { return m_Bp_cache; }
/**
* Retrieves the IOPortEvent buffer cache.
* @returns the buffer cache
*/
inline io_cache_t &getIOBuffer() { return m_Io_cache; }
private:
/**
* Add an event to its appropriate cache.
* @param the event to add
*/
void addToCaches(BaseEvent *ev);
/**
* Remove an event from its cache.
* @param the event to remove
*/
void removeFromCaches(BaseEvent *ev);
/**
* Clear the event caches.
*/
void clearCaches();
};
} // end-of-namespace: fail
......
src/core/sal/bochs/BochsController.cc
+ 21
− 21
View file @ f49fa07a
......@@ -91,33 +91,34 @@ void BochsController::dbgEnableInstrPtrOutput(unsigned regularity, std::ostream*
void BochsController::onInstrPtrChanged(address_t instrPtr, address_t address_space)
{
#if 0
//the original code - performs magnitudes worse than
//the code below and is responsible for most (~87 per cent)
//of the slowdown of FailBochs
#ifdef DEBUG
if(m_Regularity != 0 && ++m_Counter % m_Regularity == 0)
(*m_pDest) << "0x" << std::hex << instrPtr;
#endif
bool do_fire = false;
// Check for active breakpoint-events:
EventList::iterator it = m_EvList.begin();
while(it != m_EvList.end())
bp_cache_t &buffer_cache = m_EvList.getBPBuffer();
bp_cache_t::iterator it = buffer_cache.begin();
while(it != buffer_cache.end())
{
// FIXME: Maybe we need to improve the performance of this check.
BPEvent* pEvBreakpt = dynamic_cast<BPEvent*>(*it);
if(pEvBreakpt && pEvBreakpt->isMatching(instrPtr, address_space))
BPEvent* pEvBreakpt = *it;
if(pEvBreakpt->isMatching(instrPtr, address_space))
{
pEvBreakpt->setTriggerInstructionPointer(instrPtr);
it = m_EvList.makeActive(it);
it = buffer_cache.makeActive(m_EvList, it);
do_fire = true;
// "it" has already been set to the next element (by calling
// makeActive()):
continue; // -> skip iterator increment
}
it++;
}
m_EvList.fireActiveEvents();
#endif
//this code is highly optimised for the average case, so it me appear a bit ugly
if(do_fire)
m_EvList.fireActiveEvents();
// Note: SimulatorController::onBreakpointEvent will not be invoked in this
// implementation.
#if 0
//deprecated - this code is ugly
bool do_fire = false;
int i = 0;
BufferCache<BPEvent*> *buffer_cache = m_EvList.getBPBuffer();
......@@ -140,21 +141,20 @@ void BochsController::onInstrPtrChanged(address_t instrPtr, address_t address_sp
}
if(do_fire)
m_EvList.fireActiveEvents();
// Note: SimulatorController::onBreakpointEvent will not be invoked in this
// implementation.
#endif
}
void BochsController::onIOPortEvent(unsigned char data, unsigned port, bool out) {
// Check for active breakpoint-events:
EventList::iterator it = m_EvList.begin();
while(it != m_EvList.end())
io_cache_t &buffer_cache = m_EvList.getIOBuffer();
io_cache_t::iterator it = buffer_cache.begin();
while(it != buffer_cache.end())
{
// FIXME: Maybe we need to improve the performance of this check.
IOPortEvent* pIOPt = dynamic_cast<IOPortEvent*>(*it);
if(pIOPt && pIOPt->isMatching(port, out))
IOPortEvent* pIOPt = (*it);
if(pIOPt->isMatching(port, out))
{
pIOPt->setData(data);
it = m_EvList.makeActive(it);
it = buffer_cache.makeActive(m_EvList, it);
// "it" has already been set to the next element (by calling
// makeActive()):
continue; // -> skip iterator increment
......
src/experiments/l4-sys/experiment.cc
+ 12
− 17
View file @ f49fa07a
......@@ -49,7 +49,7 @@ istream& operator>>(istream& in, trace_instr &val) {
return in;
}
char const * const state_folder = "l4sys.state";
char const * const state_folder = "l4sys.state";
char const * const instr_list_fn = "ip.list";
char const * const golden_run_fn = "golden.out";
address_t const aspace = 0x01e00000;
......@@ -59,8 +59,7 @@ string golden_run;
//the program needs to run 5 times without a fault
const unsigned times_run = 5;
string L4SysExperiment::sanitised(string in_str)
{
string L4SysExperiment::sanitised(string in_str) {
string result;
result.reserve(in_str.size());
for (string::iterator it = in_str.begin(); it != in_str.end(); it++) {
......@@ -76,8 +75,7 @@ string L4SysExperiment::sanitised(string in_str)
return result;
}
BaseEvent* L4SysExperiment::waitIOOrOther(bool clear_output)
{
BaseEvent* L4SysExperiment::waitIOOrOther(bool clear_output) {
IOPortEvent ev_ioport(0x3F8, true);
BaseEvent* ev = NULL;
if (clear_output)
......@@ -95,8 +93,7 @@ BaseEvent* L4SysExperiment::waitIOOrOther(bool clear_output)
return ev;
}
bool L4SysExperiment::run()
{
bool L4SysExperiment::run() {
Logger log("L4Sys", false);
BPSingleEvent bp(0, aspace);
......@@ -109,8 +106,7 @@ bool L4SysExperiment::run()
simulator.addEventAndWait(&bp);
log << "test function entry reached, saving state" << endl;
log << "EIP = " << hex << bp.getTriggerInstructionPointer()
<< " or "
log << "EIP = " << hex << bp.getTriggerInstructionPointer() << " or "
<< simulator.getRegisterManager().getInstructionPointer()
<< endl;
simulator.save(state_folder);
......@@ -213,7 +209,7 @@ bool L4SysExperiment::run()
}
// STEP 4: The actual experiment.
for (int i = 0; i < L4SYS_NUMINSTR; i++) {
while (1) {
log << "restoring state" << endl;
simulator.restore(state_folder);
......@@ -247,9 +243,8 @@ bool L4SysExperiment::run()
simulator.getRegisterManager().getInstructionPointer();
param.msg.set_injection_ip(injection_ip);
log << "inject @ ip " << injection_ip << " (offset " << dec
<< instr_offset << ")" << " bit " << bit_offset << ": 0x"
<< hex << ((int) data) << " -> 0x" << ((int) newdata)
<< endl;
<< instr_offset << ")" << " bit " << bit_offset << ": 0x" << hex
<< ((int) data) << " -> 0x" << ((int) newdata) << endl;
// sanity check (only works if we're working with an instruction trace)
if (injection_ip != instr_list[instr_offset].trigger_addr) {
......@@ -263,7 +258,7 @@ bool L4SysExperiment::run()
simulator.clearEvents();
m_jc.sendResult(param);
continue;
simulator.terminate(20);
}
// aftermath
......@@ -305,8 +300,7 @@ bool L4SysExperiment::run()
simulator.getRegisterManager().getInstructionPointer());
param.msg.set_output(sanitised(output.c_str()));
} else if (ev == &ev_trap) {
log << dec << "Result TRAP #" << ev_trap.getTriggerNumber()
<< endl;
log << dec << "Result TRAP #" << ev_trap.getTriggerNumber() << endl;
param.msg.set_resulttype(param.msg.TRAP);
param.msg.set_resultdata(
simulator.getRegisterManager().getInstructionPointer());
......@@ -339,6 +333,7 @@ bool L4SysExperiment::run()
#ifdef HEADLESS_EXPERIMENT
simulator.terminate(0);
#endif
// experiment successfully conducted
// experiment successfully conducted
return true;
}
src/experiments/l4-sys/experimentInfo.hpp
+ 6
− 3
View file @ f49fa07a
#ifndef __EXPERIMENT_INFO_HPP__
#define __EXPERIMENT_INFO_HPP__
// FIXME autogenerate this
//experiment types:
#define GPRFLIP 10
#define IDCFLIP 20
#define L4SYS_FUNC_ENTRY 0x1007cd0
#define L4SYS_FUNC_EXIT 0x1007d3a
#define L4SYS_NUMINSTR 3184
//#define HEADLESS_EXPERIMENT
#define PREPARE_EXPERIMENT
#define HEADLESS_EXPERIMENT
#define EXPERIMENT_TYPE IDCFLIP
//#define PREPARE_EXPERIMENT
#endif // __EXPERIMENT_INFO_HPP__
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