thirdparty/ppsspp
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Optimize DisassemblyFunction::getLineNum() a bit.

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Improves scrolling performance in some cases in the debugger.
This commit is contained in:
Unknown W. Brackets 2013-11-28 23:48:12 -08:00
parent cd39b74629
commit 79322103f2
1 changed files with 22 additions and 7 deletions
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29
Core/Debugger/DisassemblyManager.cpp
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@ -348,14 +348,29 @@ int DisassemblyFunction::getNumLines()
int DisassemblyFunction::getLineNum(u32 address, bool findStart)
{
for (int i = 0; i < lineAddresses.size(); i++)
if (findStart)
{
u32 next = (i == lineAddresses.size()-1) ? this->address+this->size : lineAddresses[i+1];
if (lineAddresses[i] == address)
return i;
if (findStart && lineAddresses[i] <= address && next > address)
return i;
int last = (int)lineAddresses.size() - 1;
for (int i = 0; i < last; i++)
{
u32 next = lineAddresses[i + 1];
if (lineAddresses[i] <= address && next > address)
return i;
}
if (lineAddresses[last] <= address && this->address + this->size > address)
return last;
}
else
{
int last = (int)lineAddresses.size() - 1;
for (int i = 0; i < last; i++)
{
u32 next = lineAddresses[i + 1];
if (lineAddresses[i] == address)
return i;
}
if (lineAddresses[last] == address)
return last;
}
return 0;