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Log missed jit ops for poor man profiling.

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Unknown W. Brackets 2013-01-19 19:07:11 -08:00
parent 4d8700cbfa
commit 75a3872923
1 changed files with 35 additions and 0 deletions
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35
Core/MIPS/x86/Jit.cpp
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@ -15,6 +15,8 @@
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <algorithm>
#include <iterator>
#include "../../Core.h"
#include "../../CoreTiming.h"
#include "../MIPS.h"
@ -45,6 +47,15 @@ static u64 saved_flags;
#endif
const bool USE_JIT_MISSMAP = false;
static std::map<std::string, u32> notJitOps;
template<typename A, typename B>
std::pair<B,A> flip_pair(const std::pair<A,B> &p)
{
return std::pair<B, A>(p.second, p.first);
}
void JitBreakpoint()
{
Core_EnableStepping(true);
@ -52,6 +63,27 @@ void JitBreakpoint()
if (CBreakPoints::IsTempBreakPoint(currentMIPS->pc))
CBreakPoints::RemoveBreakPoint(currentMIPS->pc);
// There's probably a better place for this.
if (USE_JIT_MISSMAP)
{
std::map<u32, std::string> notJitSorted;
std::transform(notJitOps.begin(), notJitOps.end(), std::inserter(notJitSorted, notJitSorted.begin()), flip_pair<std::string, u32>);
std::string message;
char temp[256];
int remaining = 15;
for (auto it = notJitSorted.rbegin(), end = notJitSorted.rend(); it != end && --remaining >= 0; ++it)
{
snprintf(temp, 256, " (%d), ", it->first);
message += it->second + temp;
}
if (message.size() > 2)
message.resize(message.size() - 2);
NOTICE_LOG(JIT, "Top ops compiled to interpreter: %s", message.c_str());
}
}
Jit::Jit(MIPSState *mips) : blocks(mips), mips_(mips)
@ -178,6 +210,9 @@ void Jit::Comp_RunBlock(u32 op)
void Jit::Comp_Generic(u32 op)
{
if (USE_JIT_MISSMAP)
notJitOps[MIPSGetName(op)]++;
FlushAll();
MIPSInterpretFunc func = MIPSGetInterpretFunc(op);
if (func)