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// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/*********************************************************************
dvwpoints.c
Watchpoint debugger view.
***************************************************************************/
#include "emu.h"
#include "dvwpoints.h"
//**************************************************************************
// DEBUG VIEW WATCH POINTS
//**************************************************************************
static const int tableBreaks[] = { 5, 9, 31, 42, 60, 67, 86, 100 };
//-------------------------------------------------
// debug_view_watchpoints - constructor
//-------------------------------------------------
debug_view_watchpoints::debug_view_watchpoints(running_machine &machine, debug_view_osd_update_func osdupdate, void *osdprivate)
: debug_view(machine, DVT_WATCH_POINTS, osdupdate, osdprivate),
m_sortType(SORT_INDEX_ASCENDING)
{
// fail if no available sources
enumerate_sources();
if (m_source_list.count() == 0)
throw std::bad_alloc();
// configure the view
m_total.y = 10;
m_supports_cursor = false;
}
//-------------------------------------------------
// ~debug_view_watchpoints - destructor
//-------------------------------------------------
debug_view_watchpoints::~debug_view_watchpoints()
{
}
//-------------------------------------------------
// enumerate_sources - enumerate all possible
// sources for a disassembly view
//-------------------------------------------------
void debug_view_watchpoints::enumerate_sources()
{
// start with an empty list
m_source_list.reset();
// iterate over devices with disassembly interfaces
disasm_interface_iterator iter(machine().root_device());
for (device_disasm_interface *dasm = iter.first(); dasm != NULL; dasm = iter.next())
{
astring name;
name.printf("%s '%s'", dasm->device().name(), dasm->device().tag());
m_source_list.append(*auto_alloc(machine(), debug_view_source(name.cstr(), &dasm->device())));
}
// reset the source to a known good entry
set_source(*m_source_list.head());
}
//-------------------------------------------------
// view_notify - handle notification of updates
// to cursor changes
//-------------------------------------------------
void debug_view_watchpoints::view_notify(debug_view_notification type)
{
}
//-------------------------------------------------
// view_char - handle a character typed within
// the current view
//-------------------------------------------------
void debug_view_watchpoints::view_char(int chval)
{
}
//-------------------------------------------------
// view_click - handle a mouse click within the
// current view
//-------------------------------------------------
void debug_view_watchpoints::view_click(const int button, const debug_view_xy& pos)
{
bool clickedTopRow = (m_topleft.y == pos.y);
if (clickedTopRow)
{
if (pos.x < tableBreaks[0] && m_sortType == SORT_INDEX_ASCENDING)
m_sortType = SORT_INDEX_DESCENDING;
else if (pos.x < tableBreaks[0])
m_sortType = SORT_INDEX_ASCENDING;
else if (pos.x < tableBreaks[1] && m_sortType == SORT_ENABLED_ASCENDING)
m_sortType = SORT_ENABLED_DESCENDING;
else if (pos.x < tableBreaks[1])
m_sortType = SORT_ENABLED_ASCENDING;
else if (pos.x < tableBreaks[2] && m_sortType == SORT_CPU_ASCENDING)
m_sortType = SORT_CPU_DESCENDING;
else if (pos.x < tableBreaks[2])
m_sortType = SORT_CPU_ASCENDING;
else if (pos.x < tableBreaks[3] && m_sortType == SORT_SPACE_ASCENDING)
m_sortType = SORT_SPACE_DESCENDING;
else if (pos.x < tableBreaks[3])
m_sortType = SORT_SPACE_ASCENDING;
else if (pos.x < tableBreaks[4] && m_sortType == SORT_ADDRESS_ASCENDING)
m_sortType = SORT_ADDRESS_DESCENDING;
else if (pos.x < tableBreaks[4])
m_sortType = SORT_ADDRESS_ASCENDING;
else if (pos.x < tableBreaks[5] && m_sortType == SORT_TYPE_ASCENDING)
m_sortType = SORT_TYPE_DESCENDING;
else if (pos.x < tableBreaks[5])
m_sortType = SORT_TYPE_ASCENDING;
else if (pos.x < tableBreaks[6] && m_sortType == SORT_CONDITION_ASCENDING)
m_sortType = SORT_CONDITION_DESCENDING;
else if (pos.x < tableBreaks[6])
m_sortType = SORT_CONDITION_ASCENDING;
else if (pos.x < tableBreaks[7] && m_sortType == SORT_ACTION_ASCENDING)
m_sortType = SORT_ACTION_DESCENDING;
else if (pos.x < tableBreaks[7])
m_sortType = SORT_ACTION_ASCENDING;
}
else
{
// Gather a sorted list of all the watchpoints for all the CPUs
device_debug::watchpoint** wpList = NULL;
const int numWPs = watchpoints(SORT_NONE, wpList);
const int wpIndex = pos.y-1;
if (wpIndex > numWPs || wpIndex < 0)
return;
// Enable / disable
if (wpList[wpIndex]->enabled())
wpList[wpIndex]->setEnabled(false);
else
wpList[wpIndex]->setEnabled(true);
delete[] wpList;
}
view_update();
}
void debug_view_watchpoints::pad_astring_to_length(astring& str, int len)
{
int diff = len - str.len();
if (diff > 0)
{
astring buffer;
buffer.expand(diff);
for (int i = 0; i < diff; i++)
buffer.catprintf(" ");
str.catprintf("%s", buffer.cstr());
}
}
// Sorting functors for the qsort function
static int cIndexAscending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
return left->index() > right->index();
}
static int cIndexDescending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
return left->index() < right->index();
}
static int cEnabledAscending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
return left->enabled() < right->enabled();
}
static int cEnabledDescending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
return left->enabled() > right->enabled();
}
static int cCpuAscending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
const int result = strcmp(left->debugInterface()->device().tag(), right->debugInterface()->device().tag());
return result >= 0;
}
static int cCpuDescending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
const int result = strcmp(left->debugInterface()->device().tag(), right->debugInterface()->device().tag());
return result < 0;
}
static int cSpaceAscending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
const int result = strcmp(left->space().name(), right->space().name());
return result >= 0;
}
static int cSpaceDescending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
const int result = strcmp(left->space().name(), right->space().name());
return result < 0;
}
static int cAddressAscending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
return left->address() > right->address();
}
static int cAddressDescending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
return left->address() < right->address();
}
static int cTypeAscending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
return left->type() > right->type();
}
static int cTypeDescending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
return left->type() < right->type();
}
static int cConditionAscending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
const int result = strcmp(left->condition(), right->condition());
return result >= 0;
}
static int cConditionDescending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
const int result = strcmp(left->condition(), right->condition());
return result < 0;
}
static int cActionAscending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
const int result = strcmp(left->action(), right->action());
return result >= 0;
}
static int cActionDescending(const void* a, const void* b)
{
const device_debug::watchpoint* left = *(device_debug::watchpoint**)a;
const device_debug::watchpoint* right = *(device_debug::watchpoint**)b;
const int result = strcmp(left->action(), right->action());
return result < 0;
}
int debug_view_watchpoints::watchpoints(SortMode sort, device_debug::watchpoint**& wpList)
{
// Alloc
int numWPs = 0;
wpList = NULL;
for (const debug_view_source *source = m_source_list.head(); source != NULL; source = source->next())
{
for (address_spacenum spacenum = AS_0; spacenum < ADDRESS_SPACES; spacenum++)
{
/* loop over the watchpoints */
const device_debug& debugInterface = *source->device()->debug();
for (device_debug::watchpoint *wp = debugInterface.watchpoint_first(spacenum); wp != NULL; wp = wp->next())
numWPs++;
}
}
wpList = new device_debug::watchpoint*[numWPs];
int wpAddIndex = 0;
for (const debug_view_source *source = m_source_list.head(); source != NULL; source = source->next())
{
// Collect
for (address_spacenum spacenum = AS_0; spacenum < ADDRESS_SPACES; spacenum++)
{
device_debug& debugInterface = *source->device()->debug();
for (device_debug::watchpoint *wp = debugInterface.watchpoint_first(spacenum); wp != NULL; wp = wp->next())
{
wpList[wpAddIndex] = wp;
wpAddIndex++;
}
}
}
// And now for the sort
switch (m_sortType)
{
case SORT_NONE:
break;
case SORT_INDEX_ASCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cIndexAscending);
break;
case SORT_INDEX_DESCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cIndexDescending);
break;
case SORT_ENABLED_ASCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cEnabledAscending);
break;
case SORT_ENABLED_DESCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cEnabledDescending);
break;
case SORT_CPU_ASCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cCpuAscending);
break;
case SORT_CPU_DESCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cCpuDescending);
break;
case SORT_SPACE_ASCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cSpaceAscending);
break;
case SORT_SPACE_DESCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cSpaceDescending);
break;
case SORT_ADDRESS_ASCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cAddressAscending);
break;
case SORT_ADDRESS_DESCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cAddressDescending);
break;
case SORT_TYPE_ASCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cTypeAscending);
break;
case SORT_TYPE_DESCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cTypeDescending);
break;
case SORT_CONDITION_ASCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cConditionAscending);
break;
case SORT_CONDITION_DESCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cConditionDescending);
break;
case SORT_ACTION_ASCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cActionAscending);
break;
case SORT_ACTION_DESCENDING:
qsort(wpList, numWPs, sizeof(device_debug::watchpoint*), cActionDescending);
break;
}
return numWPs;
}
//-------------------------------------------------
// view_update - update the contents of the
// disassembly view
//-------------------------------------------------
void debug_view_watchpoints::view_update()
{
// Gather a list of all the watchpoints for all the CPUs
device_debug::watchpoint** wpList = NULL;
const int numWPs = watchpoints(SORT_NONE, wpList);
// Set the view region so the scroll bars update
m_total.y = numWPs+1;
// Draw
debug_view_char *dest = m_viewdata;
for (int row = 0; row < m_visible.y; row++)
{
UINT32 effrow = m_topleft.y + row;
// Header
if (row == 0)
{
astring header;
header.printf("ID");
if (m_sortType == SORT_INDEX_ASCENDING) header.catprintf("\\");
else if (m_sortType == SORT_INDEX_DESCENDING) header.catprintf("/");
pad_astring_to_length(header, tableBreaks[0]);
header.catprintf("En");
if (m_sortType == SORT_ENABLED_ASCENDING) header.catprintf("\\");
else if (m_sortType == SORT_ENABLED_DESCENDING) header.catprintf("/");
pad_astring_to_length(header, tableBreaks[1]);
header.catprintf("CPU");
if (m_sortType == SORT_CPU_ASCENDING) header.catprintf("\\");
else if (m_sortType == SORT_CPU_DESCENDING) header.catprintf("/");
pad_astring_to_length(header, tableBreaks[2]);
header.catprintf("Space");
if (m_sortType == SORT_SPACE_ASCENDING) header.catprintf("\\");
else if (m_sortType == SORT_SPACE_DESCENDING) header.catprintf("/");
pad_astring_to_length(header, tableBreaks[3]);
header.catprintf("Addresses");
if (m_sortType == SORT_ADDRESS_ASCENDING) header.catprintf("\\");
else if (m_sortType == SORT_ADDRESS_DESCENDING) header.catprintf("/");
pad_astring_to_length(header, tableBreaks[4]);
header.catprintf("Type");
if (m_sortType == SORT_TYPE_ASCENDING) header.catprintf("\\");
else if (m_sortType == SORT_TYPE_DESCENDING) header.catprintf("/");
pad_astring_to_length(header, tableBreaks[5]);
header.catprintf("Condition");
if (m_sortType == SORT_CONDITION_ASCENDING) header.catprintf("\\");
else if (m_sortType == SORT_CONDITION_DESCENDING) header.catprintf("/");
pad_astring_to_length(header, tableBreaks[6]);
header.catprintf("Action");
if (m_sortType == SORT_ACTION_ASCENDING) header.catprintf("\\");
else if (m_sortType == SORT_ACTION_DESCENDING) header.catprintf("/");
pad_astring_to_length(header, tableBreaks[7]);
for (int i = 0; i < m_visible.x; i++)
{
dest->byte = (i < header.len()) ? header[i] : ' ';
dest->attrib = DCA_ANCILLARY;
dest++;
}
continue;
}
// watchpoints
int wpi = effrow-1;
if (wpi < numWPs && wpi >= 0)
{
static const char *const types[] = { "unkn ", "read ", "write", "r/w " };
device_debug::watchpoint* wp = wpList[wpi];
astring buffer;
buffer.printf("%x", wp->index());
pad_astring_to_length(buffer, tableBreaks[0]);
buffer.catprintf("%c", wp->enabled() ? 'X' : 'O');
pad_astring_to_length(buffer, tableBreaks[1]);
buffer.catprintf("%s", wp->debugInterface()->device().tag());
pad_astring_to_length(buffer, tableBreaks[2]);
buffer.catprintf("%s", wp->space().name());
pad_astring_to_length(buffer, tableBreaks[3]);
buffer.catprintf("%s-%s",
core_i64_hex_format(wp->space().byte_to_address(wp->address()), wp->space().addrchars()),
core_i64_hex_format(wp->space().byte_to_address_end(wp->address() + wp->length()) - 1, wp->space().addrchars()));
pad_astring_to_length(buffer, tableBreaks[4]);
buffer.catprintf("%s", types[wp->type() & 3]);
pad_astring_to_length(buffer, tableBreaks[5]);
if (astring(wp->condition()) != astring("1"))
{
buffer.catprintf("%s", wp->condition());
pad_astring_to_length(buffer, tableBreaks[6]);
}
if (astring(wp->action()) != astring(""))
{
buffer.catprintf("%s", wp->action());
pad_astring_to_length(buffer, tableBreaks[7]);
}
for (int i = 0; i < m_visible.x; i++)
{
dest->byte = (i < buffer.len()) ? buffer[i] : ' ';
dest->attrib = DCA_NORMAL;
// Color disabled watchpoints red
if (i == 5 && dest->byte == 'O')
dest->attrib = DCA_CHANGED;
dest++;
}
continue;
}
// Fill the remaining vertical space
for (int i = 0; i < m_visible.x; i++)
{
dest->byte = ' ';
dest->attrib = DCA_NORMAL;
dest++;
}
}
delete[] wpList;
}
|