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Debugger: Improve SPU/PPU callstack handling

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This commit is contained in:
Eladash 2020-11-07 21:05:44 +02:00 • committed by Ivan
parent 6fcc68699a
commit 516da4ecdd
3 changed files with 14 additions and 6 deletions
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8
rpcs3/Emu/Cell/PPUThread.cpp
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@ -591,7 +591,13 @@ std::vector<std::pair<u32, u32>> ppu_thread::dump_callstack_list() const
auto is_invalid = [](u64 addr)
{
return (addr > UINT32_MAX || addr % 4 || !vm::check_addr(static_cast<u32>(addr), 1, vm::page_executable));
if (addr > UINT32_MAX || addr % 4 || !vm::check_addr(static_cast<u32>(addr), 1, vm::page_executable))
{
return true;
}
// Ignore HLE stop address
return addr == ppu_function_manager::addr + 8;
};
if (is_invalid(addr))

10
rpcs3/Emu/Cell/SPUThread.cpp
View file

@ -1269,17 +1269,19 @@ std::vector<std::pair<u32, u32>> spu_thread::dump_callstack_list() const
{
v128 lr = _ref<v128>(sp + 16);
auto is_invalid = [](v128 v)
auto is_invalid = [this](v128 v)
{
const u32 addr = v._u32[3];
const u32 addr = v._u32[3] & 0x3FFFC;
if (v != v128::from32r(addr))
{
// Non-zero lower words are invalid (because BRSL-like instructions generate only zeroes)
// 1) Non-zero lower words are invalid (because BRSL-like instructions generate only zeroes)
// 2) Bits normally masked out by indirect braches are considered invalid
return true;
}
return !!(addr & ~0x3FFFC);
const u32 op = _ref<u32>(addr);
return s_spu_itype.decode(op) == spu_itype::UNK || !op;
};
if (is_invalid(lr))

2
rpcs3/rpcs3qt/call_stack_list.cpp
View file

@ -23,7 +23,7 @@ void call_stack_list::HandleUpdate(std::vector<std::pair<u32, u32>> call_stack)
for (const auto& addr : call_stack)
{
const QString call_stack_item_text = qstr(fmt::format("0x%08llx (r1=0x%08llx)", addr.first, addr.second));
const QString call_stack_item_text = qstr(fmt::format("0x%08llx (sp=0x%08llx)", addr.first, addr.second));
QListWidgetItem* callStackItem = new QListWidgetItem(call_stack_item_text);
callStackItem->setData(Qt::UserRole, { addr.first });
addItem(callStackItem);