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misc JIT changes

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This commit is contained in:
RSDuck
2020-07-08 23:08:25 +02:00
parent 778623a8b7
commit 3786660099
6 changed files with 141 additions and 93 deletions
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27
src/ARMJIT_A64/ARMJIT_LoadStore.cpp
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@ -474,19 +474,17 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
ANDI2R(W0, MapReg(rn), ~3);
}
LoadStorePatch patch;
if (compileFastPath)
{
ptrdiff_t fastPathStart = GetCodeOffset();
ptrdiff_t firstLoadStoreOffset;
bool firstLoadStore = true;
ptrdiff_t loadStoreOffsets[16];
MOVP2R(X1, Num == 0 ? ARMJIT_Memory::FastMem9Start : ARMJIT_Memory::FastMem7Start);
ADD(X1, X1, X0);
u32 offset = preinc ? 4 : 0;
BitSet16::Iterator it = regs.begin();
u32 i = 0;
if (regsCount & 1)
{
@ -499,11 +497,7 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
else if (store)
LoadReg(reg, first);
if (firstLoadStore)
{
firstLoadStoreOffset = GetCodeOffset();
firstLoadStore = false;
}
loadStoreOffsets[i++] = GetCodeOffset();
if (store)
STR(INDEX_UNSIGNED, first, X1, offset);
@ -533,11 +527,7 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
else if (store)
LoadReg(nextReg, second);
if (firstLoadStore)
{
firstLoadStoreOffset = GetCodeOffset();
firstLoadStore = false;
}
loadStoreOffsets[i++] = GetCodeOffset();
if (store)
STP(INDEX_SIGNED, first, second, X1, offset);
@ -552,12 +542,15 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
offset += 8;
}
LoadStorePatch patch;
patch.PatchSize = GetCodeOffset() - fastPathStart;
patch.PatchOffset = fastPathStart - firstLoadStoreOffset;
SwapCodeRegion();
patch.PatchFunc = GetRXPtr();
LoadStorePatches[firstLoadStoreOffset] = patch;
for (i = 0; i < regsCount; i++)
{
patch.PatchOffset = fastPathStart - loadStoreOffsets[i];
LoadStorePatches[loadStoreOffsets[i]] = patch;
}
ABI_PushRegisters({30});
}