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Jit64/JitIL: Corrected address information used for speed hack. This commit will prevent slow down with block merging in some games. 

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6207 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
nodchip 2010-09-16 01:58:02 +00:00
parent a3b59f6845
commit 26ab958ffb
4 changed files with 22 additions and 7 deletions
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11
Source/Core/Core/Src/PowerPC/Jit64/Jit.cpp
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@ -437,10 +437,11 @@ const u8* Jit64::DoJit(u32 em_address, PPCAnalyst::CodeBuffer *code_buf, JitBloc
//Analyze the block, collect all instructions it is made of (including inlining,
//if that is enabled), reorder instructions for optimal performance, and join joinable instructions.
u32 nextPC = em_address;
std::vector<u32> merged_addresses;
if (!memory_exception)
{
// If there is a memory exception inside a block (broken_block==true), compile up to that instruction.
nextPC = PPCAnalyst::Flatten(em_address, &size, &js.st, &js.gpa, &js.fpa, broken_block, code_buf, blockSize);
nextPC = PPCAnalyst::Flatten(em_address, &size, &js.st, &js.gpa, &js.fpa, broken_block, code_buf, blockSize, merged_addresses);
}
PPCAnalyst::CodeOp *ops = code_buf->codebuffer;
@ -496,7 +497,13 @@ const u8* Jit64::DoJit(u32 em_address, PPCAnalyst::CodeBuffer *code_buf, JitBloc
js.downcountAmount = 0;
if (!Core::g_CoreStartupParameter.bEnableDebugging)
js.downcountAmount += PatchEngine::GetSpeedhackCycles(em_address);
{
for (int i = 0; i < merged_addresses.size(); ++i)
{
const u32 address = merged_addresses[i];
js.downcountAmount += PatchEngine::GetSpeedhackCycles(address);
}
}
js.skipnext = false;
js.blockSize = size;

12
Source/Core/Core/Src/PowerPC/Jit64IL/JitIL.cpp
View File

@ -429,10 +429,11 @@ const u8* JitIL::DoJit(u32 em_address, PPCAnalyst::CodeBuffer *code_buf, JitBloc
//Analyze the block, collect all instructions it is made of (including inlining,
//if that is enabled), reorder instructions for optimal performance, and join joinable instructions.
b->exitAddress[0] = em_address;
std::vector<u32> merged_addresses;
if (!memory_exception)
{
// If there is a memory exception inside a block (broken_block==true), compile up to that instruction.
b->exitAddress[0] = PPCAnalyst::Flatten(em_address, &size, &js.st, &js.gpa, &js.fpa, broken_block, code_buf, blockSize);
b->exitAddress[0] = PPCAnalyst::Flatten(em_address, &size, &js.st, &js.gpa, &js.fpa, broken_block, code_buf, blockSize, merged_addresses);
}
PPCAnalyst::CodeOp *ops = code_buf->codebuffer;
@ -468,10 +469,15 @@ const u8* JitIL::DoJit(u32 em_address, PPCAnalyst::CodeBuffer *code_buf, JitBloc
// instruction processed by the JIT routines)
ibuild.Reset();
js.downcountAmount = 0;
if (!Core::g_CoreStartupParameter.bEnableDebugging)
js.downcountAmount += PatchEngine::GetSpeedhackCycles(em_address);
{
for (int i = 0; i < merged_addresses.size(); ++i)
{
const u32 address = merged_addresses[i];
js.downcountAmount += PatchEngine::GetSpeedhackCycles(address);
}
}
// Translate instructions
for (int i = 0; i < (int)size; i++)

4
Source/Core/Core/Src/PowerPC/PPCAnalyst.cpp
View File

@ -285,8 +285,9 @@ bool CanSwapAdjacentOps(const CodeOp &a, const CodeOp &b)
// Does not yet perform inlining - although there are plans for that.
// Returns the exit address of the next PC
u32 Flatten(u32 address, int *realsize, BlockStats *st, BlockRegStats *gpa, BlockRegStats *fpa, bool &broken_block, CodeBuffer *buffer, int blockSize)
u32 Flatten(u32 address, int *realsize, BlockStats *st, BlockRegStats *gpa, BlockRegStats *fpa, bool &broken_block, CodeBuffer *buffer, int blockSize, std::vector<u32>& merged_addresses)
{
merged_addresses.push_back(address);
memset(st, 0, sizeof(st));
// Disabled the following optimization in preference of FAST_ICACHE
@ -474,6 +475,7 @@ u32 Flatten(u32 address, int *realsize, BlockStats *st, BlockRegStats *gpa, Bloc
// because bx may store a certain value to the link register.
// Instead, we skip a part of bx in Jit**::bx().
address = destination;
merged_addresses.push_back(address);
}
}
else

2
Source/Core/Core/Src/PowerPC/PPCAnalyst.h
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@ -108,7 +108,7 @@ public:
};
u32 Flatten(u32 address, int *realsize, BlockStats *st, BlockRegStats *gpa, BlockRegStats *fpa, bool &broken_block, CodeBuffer *buffer, int blockSize);
u32 Flatten(u32 address, int *realsize, BlockStats *st, BlockRegStats *gpa, BlockRegStats *fpa, bool &broken_block, CodeBuffer *buffer, int blockSize, std::vector<u32>& merged_addresses);
void LogFunctionCall(u32 addr);
void FindFunctions(u32 startAddr, u32 endAddr, PPCSymbolDB *func_db);
bool AnalyzeFunction(u32 startAddr, Symbol &func, int max_size = 0);