libretro/ppsspp
1
0
Fork 0
mirror of https://github.com/libretro/ppsspp.git synced 2024-12-12 02:44:00 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Reduce disassembler memory usage

Browse Source
This commit is contained in:
Kingcom 2013-11-26 22:20:12 +01:00
parent 274632f304
commit 33da416a82
2 changed files with 19 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
Core/Debugger/DisassemblyManager.cpp
View File

@ -416,6 +416,15 @@ void DisassemblyFunction::generateBranchLines()
}
}
void DisassemblyFunction::addOpcodeSequence(u32 start, u32 end)
{
DisassemblyOpcode* opcode = new DisassemblyOpcode(start,(end-start)/4);
entries[start] = opcode;
for (u32 pos = start; pos < end; pos += 4)
{
lineAddresses.push_back(pos);
}
}
void DisassemblyFunction::load()
{
@ -440,6 +449,7 @@ void DisassemblyFunction::load()
u32 funcPos = address;
u32 funcEnd = address+size;
u32 opcodeSequenceStart = funcPos;
while (funcPos < funcEnd)
{
MIPSAnalyst::MipsOpcodeInfo opInfo = MIPSAnalyst::GetOpcodeInfo(cpu,funcPos);
@ -449,11 +459,6 @@ void DisassemblyFunction::load()
// skip branches and their delay slots
if (opInfo.isBranch)
{
DisassemblyOpcode* opcode = new DisassemblyOpcode(opAddress,2);
entries[opAddress] = opcode;
lineAddresses.push_back(opAddress);
lineAddresses.push_back(opAddress+4);
funcPos += 4;
continue;
}
@ -517,21 +522,26 @@ void DisassemblyFunction::load()
if (macro != NULL)
{
if (opcodeSequenceStart != opAddress)
addOpcodeSequence(opcodeSequenceStart,opAddress);
entries[opAddress] = macro;
for (int i = 0; i < macro->getNumLines(); i++)
{
lineAddresses.push_back(macro->getLineAddress(i));
}
opcodeSequenceStart = funcPos;
continue;
}
}
}
// just a normal opcode
DisassemblyOpcode* opcode = new DisassemblyOpcode(opAddress,1);
entries[opAddress] = opcode;
lineAddresses.push_back(opAddress);
}
if (opcodeSequenceStart != funcPos)
addOpcodeSequence(opcodeSequenceStart,funcPos);
}
void DisassemblyFunction::clear()

1
Core/Debugger/DisassemblyManager.h
View File

@ -74,6 +74,7 @@ private:
void generateBranchLines();
void load();
void clear();
void addOpcodeSequence(u32 start, u32 end);
u32 address;
u32 size;