piwalker/melonDS
1
0
Fork 0
mirror of https://github.com/melonDS-emu/melonDS.git synced 2025-07-24 14:49:53 -06:00
Code Issues Packages Projects Releases Wiki Activity

arm64 fix itcm invalidation and ldm^/stm^

Browse Source
This commit is contained in:
RSDuck
2020-04-06 12:31:20 +02:00
parent 96b8ac1af2
commit 59f710158f
1 changed files with 28 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

56
src/ARMJIT_A64/ARMJIT_LoadStore.cpp
View File

@ -109,12 +109,12 @@ void* Compiler::Gen_MemoryRoutine9(int size, bool store)
ANDI2R(W3, W0, 0x7FFF & addressMask); ANDI2R(W3, W0, 0x7FFF & addressMask);
if (store) if (store)
{ {
LSR(W0, W3, 8); ADDI2R(W0, W3, ExeMemRegionOffsets[exeMem_ITCM], W4);
ADDI2R(W0, W0, ExeMemRegionOffsets[exeMem_ITCM], W4); LSR(W5, W0, 9);
MOVP2R(X4, CodeRanges); MOVP2R(X4, CodeRanges);
ADD(X4, X4, X0, ArithOption(X0, ST_LSL, 4)); ADD(X4, X4, X5, ArithOption(X5, ST_LSL, 4));
static_assert(sizeof(AddressRange) == 16); static_assert(sizeof(AddressRange) == 16);
LDR(INDEX_UNSIGNED, W4, X4, offsetof(AddressRange, Blocks.Length)); LDRH(INDEX_UNSIGNED, W4, X4, offsetof(AddressRange, Blocks.Length));
FixupBranch null = CBZ(W4); FixupBranch null = CBZ(W4);
ABI_PushRegisters({1, 3, 30}); ABI_PushRegisters({1, 3, 30});
QuickCallFunction(X4, InvalidateByAddr); QuickCallFunction(X4, InvalidateByAddr);
@ -211,34 +211,34 @@ void* Compiler::Gen_MemoryRoutine9Seq(bool store, bool preinc)
ANDI2R(W4, W0, ~3 & 0x7FFF); ANDI2R(W4, W0, ~3 & 0x7FFF);
if (store) ADDI2R(W6, W4, offsetof(ARMv5, ITCM), W5);
{
LSR(W6, W4, 8);
ADDI2R(W6, W6, ExeMemRegionOffsets[exeMem_ITCM], W5);
MOVP2R(X5, CodeRanges);
ADD(X5, X5, X6, ArithOption(X6, ST_LSL, 4));
static_assert(sizeof(AddressRange) == 16);
LDR(INDEX_UNSIGNED, W5, X5, offsetof(AddressRange, Blocks.Length));
FixupBranch null = CBZ(W5);
ABI_PushRegisters({0, 1, 2, 4, 30});
MOV(W0, W6);
QuickCallFunction(X5, InvalidateByAddr);
ABI_PopRegisters({0, 1, 2, 4, 30});
SetJumpTarget(null);
}
ADDI2R(W4, W4, offsetof(ARMv5, ITCM), W5);
if (store) if (store)
{ {
LDR(X5, X1, ArithOption(X2, true)); LDR(X5, X1, ArithOption(X2, true));
STR(W5, RCPU, X4); STR(W5, RCPU, X6);
} }
else else
{ {
LDR(W5, RCPU, X4); LDR(W5, RCPU, X6);
STR(X5, X1, ArithOption(X2, true)); STR(X5, X1, ArithOption(X2, true));
} }
if (store)
{
ADDI2R(W4, W4, ExeMemRegionOffsets[exeMem_ITCM], W5);
LSR(W6, W4, 9);
MOVP2R(X5, CodeRanges);
ADD(X5, X5, X6, ArithOption(X6, ST_LSL, 4));
static_assert(sizeof(AddressRange) == 16);
LDRH(INDEX_UNSIGNED, W5, X5, offsetof(AddressRange, Blocks.Length));
FixupBranch null = CBZ(W5);
ABI_PushRegisters({0, 1, 2, 4, 30});
MOV(W0, W4);
QuickCallFunction(X5, InvalidateByAddr);
ABI_PopRegisters({0, 1, 2, 4, 30});
SetJumpTarget(null);
}
if (!preinc) if (!preinc)
ADD(W0, W0, 4); ADD(W0, W0, 4);
CBNZ(W2, loopStart); CBNZ(W2, loopStart);
@ -639,7 +639,7 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
int reg = *it; int reg = *it;
if (usermode && !regs[15] && reg >= 8 && reg < 15) if (usermode && reg >= 8 && reg < 15)
{ {
if (RegCache.Mapping[reg] != INVALID_REG) if (RegCache.Mapping[reg] != INVALID_REG)
MOV(W3, MapReg(reg)); MOV(W3, MapReg(reg));
@ -663,7 +663,7 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
second = MapReg(*nextReg); second = MapReg(*nextReg);
else else
LoadReg(*nextReg, W4); LoadReg(*nextReg, W4);
STP(INDEX_SIGNED, EncodeRegTo64(second), EncodeRegTo64(first), SP, i * 8 - 8); STP(INDEX_SIGNED, EncodeRegTo64(second), EncodeRegTo64(first), SP, i * 8 - 8);
i--; i--;
@ -696,7 +696,7 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
{ {
Comp_AddCycles_CDI(); Comp_AddCycles_CDI();
if (usermode && (regs & BitSet16(0x7f00))) if (usermode && !regs[15] && (regs & BitSet16(0x7f00)))
UBFX(W0, RCPSR, 0, 5); UBFX(W0, RCPSR, 0, 5);
int i = regsCount - 1; int i = regsCount - 1;
@ -708,7 +708,7 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
int reg = *it; int reg = *it;
if (usermode && reg >= 8 && reg < 15) if (usermode && !regs[15] && reg >= 8 && reg < 15)
{ {
LDR(INDEX_UNSIGNED, W3, SP, i * 8); LDR(INDEX_UNSIGNED, W3, SP, i * 8);
MOVI2R(W1, reg - 8); MOVI2R(W1, reg - 8);
@ -739,7 +739,7 @@ s32 Compiler::Comp_MemAccessBlock(int rn, BitSet16 regs, bool store, bool preinc
if (*nextReg != 15) if (*nextReg != 15)
RegCache.DirtyRegs |= 1 << *nextReg; RegCache.DirtyRegs |= 1 << *nextReg;
} }
LDP(INDEX_SIGNED, EncodeRegTo64(second), EncodeRegTo64(first), SP, i * 8 - 8); LDP(INDEX_SIGNED, EncodeRegTo64(second), EncodeRegTo64(first), SP, i * 8 - 8);
if (first == W3) if (first == W3)