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Reduce disassembler memory usage

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

1
Core/Debugger/DisassemblyManager.h
View file

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