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cheats: reset jit, sometimes, when it's needed

This commit is contained in:
zeromus 2017-05-05 00:45:28 -05:00
parent 58b69b912a
commit adf5151568
1 changed files with 50 additions and 11 deletions
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61
desmume/src/cheatSystem.cpp
View File

@ -30,6 +30,8 @@
CHEATS *cheats = NULL;
CHEATSEARCH *cheatSearch = NULL;
static bool cheatsResetJit;
void CHEATS::clear()
{
list.resize(0);
@ -74,6 +76,33 @@ BOOL CHEATS::update(u8 size, u32 address, u32 val, char *description, BOOL enabl
#define CHEATLOG(...)
//#define CHEATLOG(...) printf(__VA_ARGS__)
static void CheatWrite(int size, int proc, u32 addr, u32 val)
{
bool dirty = true;
bool isDangerous = false;
if(addr >= 0x02000000 && addr < 0x02400000)
isDangerous = true;
if(isDangerous)
{
//test dirtiness
if(size == 8) dirty = _MMU_read08(proc, MMU_AT_DEBUG, addr) != val;
if(size == 16) dirty = _MMU_read16(proc, MMU_AT_DEBUG, addr) != val;
if(size == 32) dirty = _MMU_read32(proc, MMU_AT_DEBUG, addr) != val;
}
if(!dirty) return;
if(size == 8) _MMU_write08(proc, MMU_AT_DEBUG, addr, val);
if(size == 16) _MMU_write16(proc, MMU_AT_DEBUG, addr, val);
if(size == 32) _MMU_write32(proc, MMU_AT_DEBUG, addr, val);
if(isDangerous)
cheatsResetJit = true;
}
void CHEATS::ARparser(CHEATS_LIST& list)
{
//primary organizational source (seems to be referenced by cheaters the most) - http://doc.kodewerx.org/hacking_nds.html
@ -169,7 +198,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
x = hi & 0x0FFFFFFF;
y = lo;
addr = x + st.offset;
_MMU_write32(st.proc,MMU_AT_DEBUG,addr, y);
CheatWrite(32,st.proc,addr, y);
break;
case 0x01:
@ -179,7 +208,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
x = hi & 0x0FFFFFFF;
y = lo & 0xFFFF;
addr = x + st.offset;
_MMU_write16(st.proc,MMU_AT_DEBUG,addr, y);
CheatWrite(16,st.proc,addr, y);
break;
case 0x02:
@ -189,7 +218,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
x = hi & 0x0FFFFFFF;
y = lo & 0xFF;
addr = x + st.offset;
_MMU_write08(st.proc,MMU_AT_DEBUG,addr, y);
CheatWrite(8,st.proc,addr, y);
break;
case 0x03:
@ -339,7 +368,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
//<gbatek> C6000000 XXXXXXXX [XXXXXXXX]=offset
if(!v154) break;
x = lo;
_MMU_write32(st.proc,MMU_AT_DEBUG,x, st.offset);
CheatWrite(32,st.proc,x, st.offset);
break;
case 0xD0:
@ -420,7 +449,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
//<gbatek> word[XXXXXXXX+offset]=datareg, offset=offset+4
x = lo;
addr = x + st.offset;
_MMU_write32(st.proc,MMU_AT_DEBUG,addr, st.data);
CheatWrite(32,st.proc,addr, st.data);
st.offset += 4;
break;
@ -431,7 +460,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
//<gbatek> half[XXXXXXXX+offset]=datareg, offset=offset+2
x = lo;
addr = x + st.offset;
_MMU_write16(st.proc,MMU_AT_DEBUG,addr, st.data);
CheatWrite(16,st.proc,addr, st.data);
st.offset += 2;
break;
@ -442,7 +471,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
//<gbatek> byte[XXXXXXXX+offset]=datareg, offset=offset+1
x = lo;
addr = x + st.offset;
_MMU_write08(st.proc,MMU_AT_DEBUG,addr, st.data);
CheatWrite(8,st.proc,addr, st.data);
st.offset += 1;
break;
@ -516,14 +545,14 @@ void CHEATS::ARparser(CHEATS_LIST& list)
u32 tmp = list.code[i][t];
if(t==1) i++;
t ^= 1;
_MMU_write32(st.proc,MMU_AT_DEBUG,addr,tmp);
CheatWrite(32,st.proc,addr,tmp);
addr += 4;
y -= 4;
}
while(y>0)
{
u32 tmp = list.code[i][t]>>b;
_MMU_write08(st.proc,MMU_AT_DEBUG,addr,tmp);
CheatWrite(8,st.proc,addr,tmp);
addr += 1;
y -= 1;
b += 4;
@ -544,7 +573,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
while(y>=4)
{
u32 tmp = _MMU_read32(st.proc,MMU_AT_DEBUG,addr);
_MMU_write32(st.proc,MMU_AT_DEBUG,operand,tmp);
CheatWrite(32, st.proc,operand,tmp);
addr += 4;
operand += 4;
y -= 4;
@ -552,7 +581,7 @@ void CHEATS::ARparser(CHEATS_LIST& list)
while(y>0)
{
u8 tmp = _MMU_read08(st.proc,MMU_AT_DEBUG,addr);
_MMU_write08(st.proc,MMU_AT_DEBUG,operand,tmp);
CheatWrite(8,st.proc,operand,tmp);
addr += 1;
operand += 1;
y -= 1;
@ -926,7 +955,11 @@ BOOL CHEATS::load()
void CHEATS::process(int targetType)
{
if (CommonSettings.cheatsDisable) return;
if (list.size() == 0) return;
cheatsResetJit = false;
size_t num = list.size();
for (size_t i = 0; i < num; i++)
{
@ -975,6 +1008,12 @@ void CHEATS::process(int targetType)
default: continue;
}
}
if(cheatsResetJit)
{
if(CommonSettings.use_jit)
arm_jit_reset(true,true);
}
}
void CHEATS::getXXcodeString(CHEATS_LIST list, char *res_buf)