Macintosh-SW/mpw
1
0
Fork 0
mirror of https://github.com/ksherlock/mpw.git synced 2025-07-16 15:24:09 +00:00
Code Issues Projects Releases Wiki Activity

AddressMap / ToolMap class

Browse Source
This commit is contained in:
Kelvin Sherlock
2013-07-05 13:54:15 -04:00
parent 82f8770a5e
commit 0a729dcacf
4 changed files with 133 additions and 85 deletions
Download Patch File Download Diff File Expand all files Collapse all files

95
bin/debugger.cpp
View File

@@ -18,6 +18,7 @@
#include "loader.h"
#include "address_map.h"
#include <debugger/commands.h>
@@ -74,85 +75,11 @@ namespace {
sigInt = true;
}
// any reason to have enable/disable flag
// vs deleting it?
std::unordered_map<uint16_t, bool> tbrkMap;
std::unordered_map<uint16_t, unsigned> brkMap;
std::array<uint32_t, 4096> brkPageMap; // bloom filter on a page-level.
AddressMap brkMap; // address breaks
AddressMap rbrkMap; // read breaks.
AddressMap wbrkMap; // write breaks.
ToolMap tbrkMap; // tool breaks.
void tbrkAdd(uint16_t tool)
{
auto iter = tbrkMap.find(tool);
if (iter == tbrkMap.end())
{
tbrkMap.emplace(tool, true);
}
}
void tbrkRemove(uint16_t tool)
{
auto iter = tbrkMap.find(tool);
if (iter == tbrkMap.end()) return;
tbrkMap.erase(iter);
}
void tbrkRemoveAll()
{
tbrkMap.clear();
}
bool tbrkLookup(uint16_t tool)
{
if ((tool & 0xf000) != 0xa000) return false;
return tbrkMap.find(tool) != tbrkMap.end();
}
void brkRemoveAll()
{
brkPageMap.fill(0);
brkMap.clear();
}
void brkRemove(uint32_t address)
{
uint32_t page = address >> 12;
if (page >= brkPageMap.size()) return;
auto iter = brkMap.find(address);
if (iter == brkMap.end())
return;
brkPageMap[page]--;
brkMap.erase(iter);
}
void brkAdd(uint32_t address)
{
uint32_t page = address >> 12;
if (page >= brkPageMap.size()) return;
auto iter = brkMap.find(address);
if (iter == brkMap.end())
{
brkPageMap[page]++;
brkMap.emplace(address, 0);
}
}
bool brkLookup(uint32_t address)
{
uint32_t page = address >> 12;
if (page >= brkPageMap.size()) return false;
if (!brkPageMap[page]) return false;
return brkMap.find(address) != brkMap.end();
}
void hexdump(const uint8_t *data, ssize_t size, uint32_t address = 0)
@@ -273,7 +200,7 @@ namespace {
// check for pc breaks
if (brkLookup(pc))
if (brkMap.lookup(pc))
{
if (!trace) disasm(pc);
printf("Address break: $%08x\n", pc);
@@ -285,7 +212,7 @@ namespace {
// check for toolbreaks.
if ((op & 0xf000) == 0xa000)
{
if (tbrkLookup(op))
if (tbrkMap.lookup(op))
{
if (!trace) disasm(pc);
printf("Tool break: $%04x\n", op);
@@ -451,8 +378,8 @@ void DebugToolBreak(Command &cmd)
if (tool >= 0xa000 && tool <= 0xafff)
{
if (remove) tbrkRemove(tool);
else tbrkAdd(tool);
if (remove) tbrkMap.remove(tool);
else tbrkMap.add(tool);
}
else
{
@@ -477,8 +404,8 @@ void DebugBreak(Command &cmd)
if ((address & 0xff000000) == 0)
{
if (remove) brkRemove(address);
else brkAdd(address);
if (remove) brkMap.remove(address);
else brkMap.add(address);
}
else
{