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MipsStackWalk: Fix IOP stack walking

This commit is contained in:
Ziemas 2023-10-24 22:57:00 +02:00 committed by refractionpcsx2
parent e19c9a967d
commit 715bc94bd9
1 changed files with 13 additions and 12 deletions
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25
pcsx2/DebugTools/MipsStackWalk.cpp
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@ -68,6 +68,16 @@ namespace MipsStackWalk
return false; return false;
} }
bool IsJRInstr(const R5900::OPCODE& op)
{
if ((op.flags & IS_BRANCH) && (op.flags & BRANCHTYPE_REGISTER))
{
return true;
}
return false;
}
bool IsAddImmInstr(const R5900::OPCODE& op) bool IsAddImmInstr(const R5900::OPCODE& op)
{ {
if (op.flags & IS_ALU) if (op.flags & IS_ALU)
@ -114,21 +124,12 @@ namespace MipsStackWalk
int ra_offset = -1; int ra_offset = -1;
const u32 start = frame.pc; const u32 start = frame.pc;
u32 stop = entry; u32 stop = entry;
if (entry == INVALIDTARGET) if (entry == INVALIDTARGET)
{ {
/* if (start >= PSP_GetUserMemoryBase()) { stop = std::max<s64>(0, (s64)start - LONGEST_FUNCTION);
stop = PSP_GetUserMemoryBase();
} else if (start >= PSP_GetKernelMemoryBase()) {
stop = PSP_GetKernelMemoryBase();
} else if (start >= PSP_GetScratchpadMemoryBase()) {
stop = PSP_GetScratchpadMemoryBase();
}*/
stop = 0x80000;
}
if (stop < start - LONGEST_FUNCTION)
{
stop = start - LONGEST_FUNCTION;
} }
for (u32 pc = start; cpu->isValidAddress(pc) && pc >= stop; pc -= 4) for (u32 pc = start; cpu->isValidAddress(pc) && pc >= stop; pc -= 4)
{ {
u32 rawOp = cpu->read32(pc); u32 rawOp = cpu->read32(pc);