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fix bug with ALU operations and shift operands, where the shift operation could obliterate the carry flag

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also, misc shit
This commit is contained in:
StapleButter
2017-01-20 15:13:44 +01:00
parent 3e5e8f60c4
commit 7dba0121cb
7 changed files with 97 additions and 51 deletions
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18
NDS.cpp
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@ -38,8 +38,10 @@ namespace SPI_Firmware
namespace NDS
{
// TODO: stick all the variables in a big structure?
// would make it easier to deal with savestates
// TODO LIST
// * stick all the variables in a big structure?
// would make it easier to deal with savestates
// * move ARM9 TCM to the ARM class (closer to the real thing, and handles "DMA can't access TCM" nicely)
SchedEvent SchedBuffer[SCHED_BUF_LEN];
SchedEvent* SchedQueue;
@ -139,8 +141,8 @@ void LoadROM()
{
FILE* f;
//f = fopen("rom/armwrestler.nds", "rb");
f = fopen("rom/zorp.nds", "rb");
f = fopen("rom/armwrestler.nds", "rb");
//f = fopen("rom/zorp.nds", "rb");
u32 bootparams[8];
fseek(f, 0x20, SEEK_SET);
@ -968,6 +970,13 @@ void ARM9Write8(u32 addr, u8 val)
void ARM9Write16(u32 addr, u16 val)
{
if (addr == ARM9->R[15]) printf("!!!!!!!!!!!!9999 %08X %04X\n", addr, val);
if (addr == 0x02331B44) printf("!! PAL !! %04X %08X\n", val, ARM9->R[15]);
/*if (addr >= 0x06218000 && addr < 0x06218000+0x6000 && val)
{
printf("WRITE TO LAME VRAM %08X %04X %08X, %08X %08X, %08X\n", addr, val, ARM9->R[15], ARM9->R[4], ARM9->R[3],
ARM9Read32(ARM9->R[13]+12));
//Halt();
}*/
if (addr < ARM9ITCMSize)
{
*(u16*)&ARM9ITCM[addr & 0x7FFF] = val;
@ -1026,6 +1035,7 @@ void ARM9Write32(u32 addr, u32 val)
{
if (addr == ARM9->R[15]) printf("!!!!!!!!!!!!9999 %08X %08X\n", addr, val);
if (addr == 0x023549F0) printf("%08X STATE=%08X\n", ARM9->R[15], val);
if (addr == 0x02331B44) printf("!! PAL !! %04X %08X %08X\n", val, ARM9->R[15], ARM9Read32(0x23312E8));
if (addr < ARM9ITCMSize)
{
*(u32*)&ARM9ITCM[addr & 0x7FFF] = val;