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use instr hash as key for restore candidates 

makes Golden Sun burn a little slower through the JIT memory
This commit is contained in:
RSDuck 2020-05-09 14:36:18 +02:00 committed by RSDuck
parent 80b88dbd05
commit efb796640b
1 changed files with 5 additions and 4 deletions
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9
src/ARMJIT.cpp
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@ -1042,13 +1042,13 @@ void CompileBlock(ARM* cpu)
u32 literalHash = (u32)XXH3_64bits(literalValues, numLiterals * 4);
u32 instrHash = (u32)XXH3_64bits(instrValues, i * 4);
JitBlock* prevBlock = RestoreCandidates.LookUp(pseudoPhysicalAddr);
JitBlock* prevBlock = RestoreCandidates.LookUp(instrHash);
bool mayRestore = true;
if (prevBlock)
{
RestoreCandidates.Remove(pseudoPhysicalAddr);
RestoreCandidates.Remove(instrHash);
mayRestore = prevBlock->LiteralHash == literalHash && prevBlock->InstrHash == instrHash;
mayRestore = prevBlock->PseudoPhysicalAddr == pseudoPhysicalAddr && prevBlock->LiteralHash == literalHash;
if (mayRestore && prevBlock->NumAddresses == numAddressRanges)
{
@ -1125,6 +1125,7 @@ void CompileBlock(ARM* cpu)
void InvalidateByAddr(u32 pseudoPhysical)
{
JIT_DEBUGPRINT("invalidating by addr %x\n", pseudoPhysical);
AddressRange* range = &CodeRanges[pseudoPhysical / 512];
u32 mask = 1 << ((pseudoPhysical & 0x1FF) / 16);
@ -1203,7 +1204,7 @@ void InvalidateByAddr(u32 pseudoPhysical)
if (!literalInvalidation)
{
JitBlock* prevBlock = RestoreCandidates.Insert(block->PseudoPhysicalAddr, block);
JitBlock* prevBlock = RestoreCandidates.Insert(block->InstrHash, block);
if (prevBlock)
delete prevBlock;
}