include more information in DataRegion

This commit is contained in:
RSDuck 2020-04-16 16:40:29 +02:00
parent 59f710158f
commit 5d0f244f3c
5 changed files with 29 additions and 14 deletions

View File

@ -308,7 +308,7 @@ public:
void DataRead8(u32 addr, u32* val) void DataRead8(u32 addr, u32* val)
{ {
*val = NDS::ARM7Read8(addr); *val = NDS::ARM7Read8(addr);
DataRegion = addr >> 24; DataRegion = addr >> 20;
DataCycles = NDS::ARM7MemTimings[addr >> 15][0]; DataCycles = NDS::ARM7MemTimings[addr >> 15][0];
} }
@ -317,7 +317,7 @@ public:
addr &= ~1; addr &= ~1;
*val = NDS::ARM7Read16(addr); *val = NDS::ARM7Read16(addr);
DataRegion = addr >> 24; DataRegion = addr >> 20;
DataCycles = NDS::ARM7MemTimings[addr >> 15][0]; DataCycles = NDS::ARM7MemTimings[addr >> 15][0];
} }
@ -326,7 +326,7 @@ public:
addr &= ~3; addr &= ~3;
*val = NDS::ARM7Read32(addr); *val = NDS::ARM7Read32(addr);
DataRegion = addr >> 24; DataRegion = addr >> 20;
DataCycles = NDS::ARM7MemTimings[addr >> 15][2]; DataCycles = NDS::ARM7MemTimings[addr >> 15][2];
} }
@ -341,7 +341,7 @@ public:
void DataWrite8(u32 addr, u8 val) void DataWrite8(u32 addr, u8 val)
{ {
NDS::ARM7Write8(addr, val); NDS::ARM7Write8(addr, val);
DataRegion = addr >> 24; DataRegion = addr >> 20;
DataCycles = NDS::ARM7MemTimings[addr >> 15][0]; DataCycles = NDS::ARM7MemTimings[addr >> 15][0];
} }
@ -350,7 +350,7 @@ public:
addr &= ~1; addr &= ~1;
NDS::ARM7Write16(addr, val); NDS::ARM7Write16(addr, val);
DataRegion = addr >> 24; DataRegion = addr >> 20;
DataCycles = NDS::ARM7MemTimings[addr >> 15][0]; DataCycles = NDS::ARM7MemTimings[addr >> 15][0];
} }
@ -359,7 +359,7 @@ public:
addr &= ~3; addr &= ~3;
NDS::ARM7Write32(addr, val); NDS::ARM7Write32(addr, val);
DataRegion = addr >> 24; DataRegion = addr >> 20;
DataCycles = NDS::ARM7MemTimings[addr >> 15][2]; DataCycles = NDS::ARM7MemTimings[addr >> 15][2];
} }
@ -390,7 +390,7 @@ public:
s32 numC = NDS::ARM7MemTimings[CodeCycles][(CPSR&0x20)?0:2]; s32 numC = NDS::ARM7MemTimings[CodeCycles][(CPSR&0x20)?0:2];
s32 numD = DataCycles; s32 numD = DataCycles;
if (DataRegion == 0x02) // mainRAM if ((DataRegion >> 4) == 0x02) // mainRAM
{ {
if (CodeRegion == 0x02) if (CodeRegion == 0x02)
Cycles += numC + numD; Cycles += numC + numD;
@ -417,7 +417,7 @@ public:
s32 numC = NDS::ARM7MemTimings[CodeCycles][(CPSR&0x20)?0:2]; s32 numC = NDS::ARM7MemTimings[CodeCycles][(CPSR&0x20)?0:2];
s32 numD = DataCycles; s32 numD = DataCycles;
if (DataRegion == 0x02) if ((DataRegion >> 4) == 0x02)
{ {
if (CodeRegion == 0x02) if (CodeRegion == 0x02)
Cycles += numC + numD; Cycles += numC + numD;

View File

@ -650,7 +650,7 @@ void Compiler::Comp_AddCycles_CDI()
s32 numC = NDS::ARM7MemTimings[CurInstr.CodeCycles][Thumb ? 0 : 2]; s32 numC = NDS::ARM7MemTimings[CurInstr.CodeCycles][Thumb ? 0 : 2];
s32 numD = CurInstr.DataCycles; s32 numD = CurInstr.DataCycles;
if (CurInstr.DataRegion == 0x02) // mainRAM if ((CurInstr.DataRegion >> 4) == 0x02) // mainRAM
{ {
if (CodeRegion == 0x02) if (CodeRegion == 0x02)
cycles = numC + numD; cycles = numC + numD;
@ -695,7 +695,7 @@ void Compiler::Comp_AddCycles_CD()
s32 numC = NDS::ARM7MemTimings[CurInstr.CodeCycles][Thumb ? 0 : 2]; s32 numC = NDS::ARM7MemTimings[CurInstr.CodeCycles][Thumb ? 0 : 2];
s32 numD = CurInstr.DataCycles; s32 numD = CurInstr.DataCycles;
if (CurInstr.DataRegion == 0x02) if ((CurInstr.DataRegion >> 4) == 0x02)
{ {
if (CodeRegion == 0x02) if (CodeRegion == 0x02)
cycles += numC + numD; cycles += numC + numD;

View File

@ -40,9 +40,9 @@ struct FetchedInstr
u32 Instr; u32 Instr;
u32 Addr; u32 Addr;
u8 CodeCycles;
u8 DataCycles; u8 DataCycles;
u8 DataRegion; u16 CodeCycles;
u32 DataRegion;
ARMInstrInfo::Info Info; ARMInstrInfo::Info Info;
}; };
@ -195,6 +195,9 @@ typedef void (*InterpreterFunc)(ARM* cpu);
extern InterpreterFunc InterpretARM[]; extern InterpreterFunc InterpretARM[];
extern InterpreterFunc InterpretTHUMB[]; extern InterpreterFunc InterpretTHUMB[];
extern u8 MemRegion9[0x80000];
extern u8 MemRegion7[0x80000];
void* GetFuncForAddr(ARM* cpu, u32 addr, bool store, int size); void* GetFuncForAddr(ARM* cpu, u32 addr, bool store, int size);
} }

View File

@ -578,7 +578,7 @@ void Compiler::Comp_AddCycles_CDI()
s32 numC = NDS::ARM7MemTimings[CurInstr.CodeCycles][Thumb ? 0 : 2]; s32 numC = NDS::ARM7MemTimings[CurInstr.CodeCycles][Thumb ? 0 : 2];
s32 numD = CurInstr.DataCycles; s32 numD = CurInstr.DataCycles;
if (CurInstr.DataRegion == 0x02) // mainRAM if ((CurInstr.DataRegion >> 4) == 0x02) // mainRAM
{ {
if (CodeRegion == 0x02) if (CodeRegion == 0x02)
cycles = numC + numD; cycles = numC + numD;
@ -623,7 +623,7 @@ void Compiler::Comp_AddCycles_CD()
s32 numC = NDS::ARM7MemTimings[CurInstr.CodeCycles][Thumb ? 0 : 2]; s32 numC = NDS::ARM7MemTimings[CurInstr.CodeCycles][Thumb ? 0 : 2];
s32 numD = CurInstr.DataCycles; s32 numD = CurInstr.DataCycles;
if (CurInstr.DataRegion == 0x02) if ((CurInstr.DataRegion >> 4) == 0x02)
{ {
if (CodeRegion == 0x02) if (CodeRegion == 0x02)
cycles += numC + numD; cycles += numC + numD;

View File

@ -728,6 +728,8 @@ u32 ARMv5::CodeRead32(u32 addr, bool branch)
void ARMv5::DataRead8(u32 addr, u32* val) void ARMv5::DataRead8(u32 addr, u32* val)
{ {
DataRegion = addr >> 12;
if (addr < ITCMSize) if (addr < ITCMSize)
{ {
DataCycles = 1; DataCycles = 1;
@ -747,6 +749,8 @@ void ARMv5::DataRead8(u32 addr, u32* val)
void ARMv5::DataRead16(u32 addr, u32* val) void ARMv5::DataRead16(u32 addr, u32* val)
{ {
DataRegion = addr >> 12;
addr &= ~1; addr &= ~1;
if (addr < ITCMSize) if (addr < ITCMSize)
@ -768,6 +772,8 @@ void ARMv5::DataRead16(u32 addr, u32* val)
void ARMv5::DataRead32(u32 addr, u32* val) void ARMv5::DataRead32(u32 addr, u32* val)
{ {
DataRegion = addr >> 12;
addr &= ~3; addr &= ~3;
if (addr < ITCMSize) if (addr < ITCMSize)
@ -810,6 +816,8 @@ void ARMv5::DataRead32S(u32 addr, u32* val)
void ARMv5::DataWrite8(u32 addr, u8 val) void ARMv5::DataWrite8(u32 addr, u8 val)
{ {
DataRegion = addr >> 12;
if (addr < ITCMSize) if (addr < ITCMSize)
{ {
DataCycles = 1; DataCycles = 1;
@ -832,6 +840,8 @@ void ARMv5::DataWrite8(u32 addr, u8 val)
void ARMv5::DataWrite16(u32 addr, u16 val) void ARMv5::DataWrite16(u32 addr, u16 val)
{ {
DataRegion = addr >> 12;
addr &= ~1; addr &= ~1;
if (addr < ITCMSize) if (addr < ITCMSize)
@ -856,6 +866,8 @@ void ARMv5::DataWrite16(u32 addr, u16 val)
void ARMv5::DataWrite32(u32 addr, u32 val) void ARMv5::DataWrite32(u32 addr, u32 val)
{ {
DataRegion = addr >> 12;
addr &= ~3; addr &= ~3;
if (addr < ITCMSize) if (addr < ITCMSize)