diff options
| author | João Silva | 2017-01-14 23:08:50 +0000 |
|---|---|---|
| committer | João Silva | 2017-01-14 23:08:50 +0000 |
| commit | 3b8323853f4eeddb61398e77c51bb2349f430227 (patch) | |
| tree | 55cb980be4bf5bf93041392470637d78c73b4854 /source | |
| parent | d59c856fbf576daa91fa4a8bade38d97b4edbbe4 (diff) | |
| download | snesemu-3b8323853f4eeddb61398e77c51bb2349f430227.tar.gz snesemu-3b8323853f4eeddb61398e77c51bb2349f430227.tar.bz2 snesemu-3b8323853f4eeddb61398e77c51bb2349f430227.zip | |
Removed a LOT of useless stuff.
Diffstat (limited to 'source')
41 files changed, 34 insertions, 1675 deletions
diff --git a/source/apu.c b/source/apu.c index b8b7eae..1ee1013 100644 --- a/source/apu.c +++ b/source/apu.c @@ -38,7 +38,6 @@ uint8_t APUROM [64]; void S9xResetAPU() { - int i, j; Settings.APUEnabled = Settings.NextAPUEnabled; @@ -186,7 +185,6 @@ void S9xSetAPUDSP(uint8_t byte) break; case APU_KOFF: - // if (byte) { int c; uint8_t mask = 1; @@ -200,7 +198,6 @@ void S9xSetAPUDSP(uint8_t byte) KeyOnPrev &= ~mask; APU.KeyedChannels &= ~mask; APU.DSP [APU_KON] &= ~mask; - //APU.DSP [APU_KOFF] |= mask; S9xSetSoundKeyOff(c); } } @@ -209,14 +206,12 @@ void S9xSetAPUDSP(uint8_t byte) { KeyOnPrev &= ~mask; APU.KeyedChannels |= mask; - //APU.DSP [APU_KON] |= mask; APU.DSP [APU_KOFF] &= ~mask; APU.DSP [APU_ENDX] &= ~mask; S9xPlaySample(c); } } } - //KeyOnPrev=0; APU.DSP [APU_KOFF] = byte; return; case APU_KON: @@ -234,8 +229,6 @@ void S9xSetAPUDSP(uint8_t byte) { KeyOnPrev &= ~mask; APU.KeyedChannels |= mask; - //APU.DSP [APU_KON] |= mask; - //APU.DSP [APU_KOFF] &= ~mask; APU.DSP [APU_ENDX] &= ~mask; S9xPlaySample(c); } @@ -253,8 +246,6 @@ void S9xSetAPUDSP(uint8_t byte) case APU_VOL_LEFT + 0x50: case APU_VOL_LEFT + 0x60: case APU_VOL_LEFT + 0x70: - // At Shin Megami Tensei suggestion 6/11/00 - // if (byte != APU.DSP [reg]) { S9xSetSoundVolume(reg >> 4, (signed char) byte, (signed char) APU.DSP [reg + 1]); @@ -268,8 +259,6 @@ void S9xSetAPUDSP(uint8_t byte) case APU_VOL_RIGHT + 0x50: case APU_VOL_RIGHT + 0x60: case APU_VOL_RIGHT + 0x70: - // At Shin Megami Tensei suggestion 6/11/00 - // if (byte != APU.DSP [reg]) { S9xSetSoundVolume(reg >> 4, (signed char) APU.DSP [reg - 1], (signed char) byte); @@ -418,8 +407,6 @@ void S9xSetAPUDSP(uint8_t byte) S9xSetFilterCoefficient(reg >> 4, (signed char) byte); break; default: - // XXX - //printf ("Write %02x to unknown APU register %02x\n", byte, reg); break; } @@ -524,8 +511,6 @@ void S9xFixEnvelope(int channel, uint8_t gain, uint8_t adsr1, uint8_t adsr2) void S9xSetAPUControl(uint8_t byte) { - //if (byte & 0x40) - //printf ("*** Special SPC700 timing enabled\n"); if ((byte & 1) != 0 && !APU.TimerEnabled [0]) { APU.Timer [0] = 0; @@ -639,8 +624,6 @@ uint8_t S9xGetAPUDSP() return ((uint8_t) S9xGetEnvelopeHeight(reg >> 4)); case APU_ENDX: - // To fix speech in Magical Drop 2 6/11/00 - // APU.DSP [APU_ENDX] = 0; break; default: break; diff --git a/source/apu.h b/source/apu.h index b44cbb5..d5cdc78 100644 --- a/source/apu.h +++ b/source/apu.h @@ -129,44 +129,5 @@ extern void (*S9xApuOpcodes [256])(void); #define APU_EXECUTE1() do{}while(0) #define APU_EXECUTE() do{}while(0) -//typedef struct -//{ -// uint8_t* PC; -// SAPURegisters Registers; -// uint8_t* RAM; -// uint8_t* DirectPage; -// bool APUExecuting; -// uint8_t Bit; -// uint32_t Address; -// uint8_t* WaitAddress1; -// uint8_t* WaitAddress2; -// uint32_t WaitCounter; -// uint8_t _Carry; -// uint8_t _Zero; -// uint8_t _Overflow; -// uint32_t TimerErrorCounter; -// uint32_t Scanline; -// int32_t OneCycle; -// int32_t TwoCycles; -//} SIAPU; - -//typedef struct -//{ -// int32_t Cycles; -// bool ShowROM; -// uint8_t Flags; -// uint8_t KeyedChannels; -// uint8_t OutPorts [4]; -// uint8_t DSP [0x80]; -// uint8_t ExtraRAM [64]; -// uint16_t Timer [3]; -// uint16_t TimerTarget [3]; -// bool TimerEnabled [3]; -// bool TimerValueWritten [3]; -//} SAPU; - -//SAPU APU; -//SIAPU IAPU; - #endif diff --git a/source/apu_blargg.c b/source/apu_blargg.c index c2c3718..b6188bc 100644 --- a/source/apu_blargg.c +++ b/source/apu_blargg.c @@ -20,7 +20,6 @@ #include "apu_blargg.h" #include "snes9x.h" -//#include "snapshot.h" #include "display.h" @@ -1285,7 +1284,6 @@ static INLINE void spc_dsp_write( int data, int time ) } break; } - /* dprintf( "SPC wrote to DSP register > $7F\n" ); */ } @@ -1327,8 +1325,6 @@ static void spc_cpu_write_smp_reg_( int data, int time, int addr ) case R_T0OUT: case R_T1OUT: case R_T2OUT: - /* dprintf( "SPC wrote to counter %d\n", (int) addr - R_T0OUT ); */ - if ( data < NO_READ_BEFORE_WRITE_DIVIDED_BY_TWO) { if ( (time - 1) >= m.timers[addr - R_T0OUT].next_time ) @@ -1345,10 +1341,6 @@ static void spc_cpu_write_smp_reg_( int data, int time, int addr ) break; case R_TEST: -#if 0 - if ( (uint8_t) data != 0x0A ) - dprintf( "SPC wrote to test register\n" ); -#endif break; case R_CONTROL: @@ -1687,7 +1679,6 @@ loop: m.smp_regs[0][i] = (uint8_t) data; /* Registers other than $F2 and $F4-$F7 */ - /* if ( i != 2 && i != 4 && i != 5 && i != 6 && i != 7 ) */ if ( ((~0x2F00 << (bits_in_int - 16)) << i) < 0 ) /* 12% */ { if ( i == R_DSPDATA ) /* 99% */ @@ -1816,7 +1807,6 @@ loop: temp = GET_LE16( pc ); pc += 2; READ_TIMER( 0, temp, y = nz ); - /* y = nz = SPC_CPU_READ( 0, temp ); */ goto loop; } @@ -2608,10 +2598,6 @@ out_of_time: stop: /* Uncache registers */ -#if 0 - if ( GET_PC() >= 0x10000 ) - dprintf( "SPC: PC wrapped around\n" ); -#endif m.cpu_regs.pc = (uint16_t) GET_PC(); m.cpu_regs.sp = ( uint8_t) GET_SP(); m.cpu_regs.a = ( uint8_t) a; @@ -3060,8 +3046,6 @@ static INLINE bool resampler_push(int16_t *src, int num_samples) static INLINE void resampler_resize (int num_samples) { - /* int size; */ - /* size = num_samples << 1; */ free(rb_buffer); rb_buffer_size = rb_size; rb_buffer = (unsigned char*)malloc(rb_buffer_size); diff --git a/source/apumem.h b/source/apumem.h index 661fdf7..c86b8c0 100644 --- a/source/apumem.h +++ b/source/apumem.h @@ -121,22 +121,6 @@ INLINE void S9xAPUSetByte(uint8_t byte, uint32_t Address) } else { -#if 0 - if (Address >= 0x2500 && Address <= 0x2504) - printf("%06d %04x <- %02x\n", ICPU.Scanline, Address, byte); - if (Address == 0x26c6) - { - extern FILE* apu_trace; - extern FILE* trace; - APU.Flags |= TRACE_FLAG; - CPU.Flags |= TRACE_FLAG; - if (apu_trace == NULL) - apu_trace = fopen("aputrace.log", "wb"); - if (trace == NULL) - trace = fopen("trace.log", "wb"); - printf("TRACING SWITCHED ON\n"); - } -#endif if (Address < 0xffc0) IAPU.RAM [Address] = byte; else diff --git a/source/c4emu.c b/source/c4emu.c index 924afa2..6fce00f 100644 --- a/source/c4emu.c +++ b/source/c4emu.c @@ -12,9 +12,6 @@ void S9xInitC4() { - // Stupid zsnes code, we can't do the logical thing without breaking - // savestates - // Memory.C4RAM = &Memory.FillRAM [0x6000]; memset(Memory.C4RAM, 0, 0x2000); } @@ -190,10 +187,6 @@ static void C4DoScaleRotate(int row_padding) uint8_t w = Memory.C4RAM[0x1f89] & ~7; uint8_t h = Memory.C4RAM[0x1f8c] & ~7; - // printf("%dx%d XScale=%04x YScale=%04x angle=%03x\n", w, h, XScale, YScale, READ_WORD(Memory.C4RAM+0x1f80)&0x1ff); - // printf("Matrix: [%10g %10g] [%04x %04x]\n", A/4096.0, B/4096.0, A&0xffff, B&0xffff); - // printf(" [%10g %10g] [%04x %04x]\n", C/4096.0, D/4096.0, C&0xffff, D&0xffff); - // Clear the output RAM memset(Memory.C4RAM, 0, (w + row_padding / 4)*h / 2); @@ -292,9 +285,8 @@ static void C4DrawLine(int32_t X1, int32_t Y1, int16_t Z1, //.loop if (X1 > 0xff && Y1 > 0xff && X1 < 0x6000 && Y1 < 0x6000) { - uint16_t addr = ((X1 & ~0x7ff) + (Y1 & ~0x7ff) * 12 + (Y1 & 0x700)) >> 7; - addr = (((Y1 >> 8) >> 3) << 8) - (((Y1 >> 8) >> 3) << 6) + ((( - X1 >> 8) >> 3) << 4) + ((Y1 >> 8) & 7) * 2; + uint16_t addr = (((Y1 >> 8) >> 3) << 8) - (((Y1 >> 8) >> 3) << 6) + ((( + X1 >> 8) >> 3) << 4) + ((Y1 >> 8) & 7) * 2; uint8_t bit = 0x80 >> ((X1 >> 8) & 7); Memory.C4RAM[addr + 0x300] &= ~bit; Memory.C4RAM[addr + 0x301] &= ~bit; @@ -699,9 +691,7 @@ void S9xSetC4(uint8_t byte, uint16_t Address) case 0x54: // Square { int64_t a = SAR64((int64_t)READ_3WORD(Memory.C4RAM + 0x1f80) << 40, 40); - // printf("%08X%08X\n", (uint32_t)(a>>32), (uint32_t)(a&0xFFFFFFFF)); a *= a; - // printf("%08X%08X\n", (uint32_t)(a>>32), (uint32_t)(a&0xFFFFFFFF)); WRITE_3WORD(Memory.C4RAM + 0x1f83, a); WRITE_3WORD(Memory.C4RAM + 0x1f86, (a >> 24)); } diff --git a/source/clip.c b/source/clip.c index e8c501c..94ecbd6 100644 --- a/source/clip.c +++ b/source/clip.c @@ -99,7 +99,6 @@ void ComputeClipWindows() } } - // if (!Settings.DisableGraphicWindows) { if (w == 5 || pClip->Count [5] || (Memory.FillRAM [0x212c + c] & Memory.FillRAM [0x212e + c] & (1 << w))) diff --git a/source/cpu.c b/source/cpu.c index 850b408..14695e6 100644 --- a/source/cpu.c +++ b/source/cpu.c @@ -21,7 +21,7 @@ extern struct FxInit_s SuperFX; void S9xResetSuperFX() { - SuperFX.vFlags = 0; //FX_FLAG_ROM_BUFFER;// | FX_FLAG_ADDRESS_CHECKING; + SuperFX.vFlags = 0; FxReset(&SuperFX); } @@ -62,9 +62,7 @@ void S9xResetCPU() CPU.FastROMSpeed = SLOW_ONE_CYCLE; CPU.AutoSaveTimer = 0; CPU.SRAMModified = false; - // CPU.NMITriggerPoint = 4; // Set when ROM image loaded CPU.BRKTriggered = false; - //CPU.TriedInterleavedMode2 = false; // Reset when ROM image loaded CPU.NMICycleCount = 0; CPU.IRQCycleCount = 0; S9xSetPCBase(ICPU.Registers.PC); @@ -113,7 +111,6 @@ void S9xSoftReset(void) memset(Memory.FillRAM, 0, 0x8000); memset(Memory.VRAM, 0x00, 0x10000); - // memset (Memory.RAM, 0x55, 0x20000); if (Settings.SPC7110) S9xSpc7110Reset(); diff --git a/source/cpuaddr.h b/source/cpuaddr.h index 2479f96..21ce254 100644 --- a/source/cpuaddr.h +++ b/source/cpuaddr.h @@ -13,7 +13,6 @@ typedef enum } AccessMode; // The type for a function that can run after the addressing mode is resolved: -// void NAME (long Addr) {...} typedef void (*InternalOp)(long); static void Immediate8(AccessMode a, InternalOp op) @@ -136,7 +135,6 @@ static void Direct(AccessMode a, InternalOp op) { if (a & READ) OpenBus = *CPU.PC; long Addr = (*CPU.PC++ + ICPU.Registers.D.W) & 0xffff; - // if (ICPU.Registers.DL != 0) CPU.Cycles += ONE_CYCLE; (*op)(Addr); } @@ -149,7 +147,6 @@ static void DirectIndirectIndexed(AccessMode a, InternalOp op) if (a & READ) OpenBus = (uint8_t)(Addr >> 8); Addr += ICPU.ShiftedDB + ICPU.Registers.Y.W; - // if (ICPU.Registers.DL != 0) CPU.Cycles += ONE_CYCLE; // XXX: always add one if STA // XXX: else Add one cycle if crosses page boundary (*op)(Addr); @@ -165,7 +162,6 @@ static void DirectIndirectIndexedLong(AccessMode a, InternalOp op) ICPU.Registers.Y.W; else Addr = S9xGetWord(Addr) + (S9xGetByte(Addr + 2) << 16) + ICPU.Registers.Y.W; - // if (ICPU.Registers.DL != 0) CPU.Cycles += ONE_CYCLE; (*op)(Addr); } @@ -257,8 +253,6 @@ static void DirectIndirect(AccessMode a, InternalOp op) Addr = S9xGetWord(Addr); if (a & READ) OpenBus = (uint8_t)(Addr >> 8); Addr += ICPU.ShiftedDB; - - // if (ICPU.Registers.DL != 0) CPU.Cycles += ONE_CYCLE; (*op)(Addr); } @@ -270,7 +264,6 @@ static void DirectIndirectLong(AccessMode a, InternalOp op) Addr = S9xGetWord(Addr) + ((OpenBus = S9xGetByte(Addr + 2)) << 16); else Addr = S9xGetWord(Addr) + (S9xGetByte(Addr + 2) << 16); - // if (ICPU.Registers.DL != 0) CPU.Cycles += ONE_CYCLE; (*op)(Addr); } diff --git a/source/cpuexec.c b/source/cpuexec.c index dc6b399..6b1896c 100644 --- a/source/cpuexec.c +++ b/source/cpuexec.c @@ -33,13 +33,13 @@ void S9xMainLoop(void) { if (Settings.SA1) { - if (Settings.SuperFX) S9xMainLoop_SA1_SFX(); - else /* if (!Settings.SuperFX) */ S9xMainLoop_SA1_NoSFX(); + if (Settings.SuperFX) S9xMainLoop_SA1_SFX(); + else S9xMainLoop_SA1_NoSFX(); } - else /* if (!Settings.SA1) */ + else { - if (Settings.SuperFX) S9xMainLoop_NoSA1_SFX(); - else /* if (!Settings.SuperFX) */ S9xMainLoop_NoSA1_NoSFX(); + if (Settings.SuperFX) S9xMainLoop_NoSA1_SFX(); + else S9xMainLoop_NoSA1_NoSFX(); } } @@ -506,10 +506,6 @@ void S9xDoHBlankProcessing_SFX() // once every emulated 63.5 microseconds, which coresponds to // 15.750KHz, but the SPC700 timers need to be updated at multiples // of 8KHz, hence the error correction. - // IAPU.TimerErrorCounter++; - // if (IAPU.TimerErrorCounter >= ) - // IAPU.TimerErrorCounter = 0; - // else { if (APU.TimerEnabled [2]) { @@ -686,10 +682,6 @@ void S9xDoHBlankProcessing_NoSFX() // once every emulated 63.5 microseconds, which coresponds to // 15.750KHz, but the SPC700 timers need to be updated at multiples // of 8KHz, hence the error correction. - // IAPU.TimerErrorCounter++; - // if (IAPU.TimerErrorCounter >= ) - // IAPU.TimerErrorCounter = 0; - // else #ifndef USE_BLARGG_APU { if (APU.TimerEnabled [2]) diff --git a/source/cpumacro.h b/source/cpumacro.h index 1b2564b..5539445 100644 --- a/source/cpumacro.h +++ b/source/cpumacro.h @@ -178,7 +178,6 @@ static void ASL16(long Addr) uint16_t Work16 = S9xGetWord(Addr); ICPU._Carry = (Work16 & 0x8000) != 0; Work16 <<= 1; - //S9xSetWord (Work16, Addr); S9xSetByte(Work16 >> 8, Addr + 1); S9xSetByte(Work16 & 0xFF, Addr); SetZN16(Work16); @@ -290,7 +289,6 @@ static void DEC16(long Addr) #endif uint16_t Work16 = S9xGetWord(Addr) - 1; - //S9xSetWord (Work16, Addr); S9xSetByte(Work16 >> 8, Addr + 1); S9xSetByte(Work16 & 0xFF, Addr); SetZN16(Work16); @@ -352,7 +350,6 @@ static void INC16(long Addr) #endif uint16_t Work16 = S9xGetWord(Addr) + 1; - //S9xSetWord (Work16, Addr); S9xSetByte(Work16 >> 8, Addr + 1); S9xSetByte(Work16 & 0xFF, Addr); SetZN16(Work16); @@ -430,7 +427,6 @@ static void LSR16(long Addr) uint16_t Work16 = S9xGetWord(Addr); ICPU._Carry = Work16 & 1; Work16 >>= 1; - //S9xSetWord (Work16, Addr); S9xSetByte(Work16 >> 8, Addr + 1); S9xSetByte(Work16 & 0xFF, Addr); SetZN16(Work16); @@ -487,7 +483,6 @@ static void ROL16(long Addr) Work32 <<= 1; Work32 |= CheckCarry(); ICPU._Carry = Work32 >= 0x10000; - //S9xSetWord ((uint16_t) Work32, Addr); S9xSetByte((Work32 >> 8) & 0xFF, Addr + 1); S9xSetByte(Work32 & 0xFF, Addr); SetZN16((uint16_t) Work32); @@ -534,7 +529,6 @@ static void ROR16(long Addr) Work32 |= (int) CheckCarry() << 16; ICPU._Carry = (uint8_t)(Work32 & 1); Work32 >>= 1; - //S9xSetWord ((uint16_t) Work32, Addr); S9xSetByte((Work32 >> 8) & 0x00FF, Addr + 1); S9xSetByte(Work32 & 0x00FF, Addr); SetZN16((uint16_t) Work32); @@ -714,7 +708,6 @@ static void TSB16(long Addr) uint16_t Work16 = S9xGetWord(Addr); ICPU._Zero = (Work16 & ICPU.Registers.A.W) != 0; Work16 |= ICPU.Registers.A.W; - //S9xSetWord (Work16, Addr); S9xSetByte(Work16 >> 8, Addr + 1); S9xSetByte(Work16 & 0xFF, Addr); } @@ -732,7 +725,6 @@ static void TRB16(long Addr) uint16_t Work16 = S9xGetWord(Addr); ICPU._Zero = (Work16 & ICPU.Registers.A.W) != 0; Work16 &= ~ICPU.Registers.A.W; - //S9xSetWord (Work16, Addr); S9xSetByte(Work16 >> 8, Addr + 1); S9xSetByte(Work16 & 0xFF, Addr); } diff --git a/source/cpuops.c b/source/cpuops.c index 093007c..302a17f 100644 --- a/source/cpuops.c +++ b/source/cpuops.c @@ -58,10 +58,6 @@ static void Op75M1(void) DirectIndexedX(READ, ADC8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -70,10 +66,6 @@ static void Op75M0(void) DirectIndexedX(READ, ADC16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -316,10 +308,6 @@ static void Op35M1(void) DirectIndexedX(READ, AND8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -328,10 +316,6 @@ static void Op35M0(void) DirectIndexedX(READ, AND16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -647,10 +631,6 @@ static void Op34M1(void) DirectIndexedX(READ, BIT8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -659,10 +639,6 @@ static void Op34M0(void) DirectIndexedX(READ, BIT16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -748,10 +724,6 @@ static void OpD5M1(void) DirectIndexedX(READ, CMP8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -760,10 +732,6 @@ static void OpD5M0(void) DirectIndexedX(READ, CMP16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1117,10 +1085,6 @@ static void OpD6M1(void) DirectIndexedX(MODIFY, DEC8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1129,10 +1093,6 @@ static void OpD6M0(void) DirectIndexedX(MODIFY, DEC16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1215,10 +1175,6 @@ static void Op55M1(void) DirectIndexedX(READ, EOR8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1227,10 +1183,6 @@ static void Op55M0(void) DirectIndexedX(READ, EOR16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1460,10 +1412,6 @@ static void OpF6M1(void) DirectIndexedX(MODIFY, INC8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1472,10 +1420,6 @@ static void OpF6M0(void) DirectIndexedX(MODIFY, INC16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1558,10 +1502,6 @@ static void OpB5M1(void) DirectIndexedX(READ, LDA8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1570,10 +1510,6 @@ static void OpB5M0(void) DirectIndexedX(READ, LDA16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1816,10 +1752,6 @@ static void OpB6X1(void) DirectIndexedY(READ, LDX8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1828,10 +1760,6 @@ static void OpB6X0(void) DirectIndexedY(READ, LDX16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1914,10 +1842,6 @@ static void OpB4X1(void) DirectIndexedX(READ, LDY8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1926,10 +1850,6 @@ static void OpB4X0(void) DirectIndexedX(READ, LDY16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -1998,10 +1918,6 @@ static void Op56M1(void) DirectIndexedX(MODIFY, LSR8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2010,10 +1926,6 @@ static void Op56M0(void) DirectIndexedX(MODIFY, LSR16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2096,10 +2008,6 @@ static void Op15M1(void) DirectIndexedX(READ, ORA8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2108,10 +2016,6 @@ static void Op15M0(void) DirectIndexedX(READ, ORA16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2341,10 +2245,6 @@ static void Op36M1(void) DirectIndexedX(MODIFY, ROL8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2353,10 +2253,6 @@ static void Op36M0(void) DirectIndexedX(MODIFY, ROL16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2425,10 +2321,6 @@ static void Op76M1(void) DirectIndexedX(MODIFY, ROR8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2437,10 +2329,6 @@ static void Op76M0(void) DirectIndexedX(MODIFY, ROR16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE /* memory */ + ONE_CYCLE /* opcode */; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2509,10 +2397,6 @@ static void OpF5M1(void) DirectIndexedX(READ, SBC8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2521,10 +2405,6 @@ static void OpF5M0(void) DirectIndexedX(READ, SBC16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2743,10 +2623,6 @@ static void Op95M1(void) DirectIndexedX(WRITE, STA8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2755,10 +2631,6 @@ static void Op95M0(void) DirectIndexedX(WRITE, STA16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2985,10 +2857,6 @@ static void Op96X1(void) DirectIndexedY(WRITE, STX8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -2997,10 +2865,6 @@ static void Op96X0(void) DirectIndexedY(WRITE, STX16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -3043,10 +2907,6 @@ static void Op94X1(void) DirectIndexedX(WRITE, STY8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -3055,10 +2915,6 @@ static void Op94X0(void) DirectIndexedX(WRITE, STY16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -3101,10 +2957,6 @@ static void Op74M1(void) DirectIndexedX(WRITE, STZ8); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -3113,10 +2965,6 @@ static void Op74M0(void) DirectIndexedX(WRITE, STZ16); #ifndef SA1_OPCODES CPU.Cycles += CPU.MemSpeed + ONE_CYCLE; - // if (ICPU.Registers.DL != 0) - // CPU.Cycles += TWO_CYCLES; - // else - // CPU.Cycles += ONE_CYCLE; #endif } @@ -3294,8 +3142,6 @@ static inline void CPUShutdown() !(CPU.Flags & (IRQ_PENDING_FLAG | NMI_FLAG))) { CPU.WaitAddress = NULL; - if (Settings.SA1) - S9xSA1ExecuteDuringSleep(); #ifndef USE_BLARGG_APU CPU.Cycles = CPU.NextEvent; if (IAPU.APUExecuting) @@ -3341,8 +3187,6 @@ static inline void ForceShutdown() #ifdef CPU_SHUTDOWN #ifndef SA1_OPCODES CPU.WaitAddress = NULL; - if (Settings.SA1) - S9xSA1ExecuteDuringSleep (); CPU.Cycles = CPU.NextEvent; if (IAPU.APUExecuting) { @@ -3683,10 +3527,7 @@ static void OpEA(void) /**********************************************************************************************/ /* PUSH Instructions ************************************************************************* */ -/* #define PushW(w) \ - * S9xSetWord (w, ICPU.Registers.S.W - 1);\ - * ICPU.Registers.S.W -= 2; - */ + #define PushB(b)\ S9xSetByte (b, ICPU.Registers.S.W--); @@ -3919,10 +3760,6 @@ static void Op5AX0(void) w = S9xGetByte (++ICPU.Registers.S.W); \ w |= (S9xGetByte (++ICPU.Registers.S.W)<<8); -/* w = S9xGetWord (ICPU.Registers.S.W + 1); \ - ICPU.Registers.S.W += 2; -*/ - #define PullB(b)\ b = S9xGetByte (++ICPU.Registers.S.W); @@ -4027,7 +3864,6 @@ static void Op28E1(void) ICPU.Registers.YH = 0; } S9xFixCycles(); - /* CHECK_FOR_IRQ();*/ } static void Op28(void) @@ -4044,7 +3880,6 @@ static void Op28(void) ICPU.Registers.YH = 0; } S9xFixCycles(); - /* CHECK_FOR_IRQ();*/ } //PLX @@ -4802,7 +4637,6 @@ static void OpC2(void) ICPU.Registers.YH = 0; } S9xFixCycles(); - /* CHECK_FOR_IRQ(); */ } static void OpE2(void) @@ -4871,7 +4705,6 @@ static void Op40(void) CPU.Cycles += TWO_CYCLES; #endif S9xFixCycles(); - /* CHECK_FOR_IRQ(); */ } /**********************************************************************************************/ @@ -4880,39 +4713,10 @@ static void Op40(void) // WAI static void OpCB(void) { - - // Ok, let's just C-ify the ASM versions separately. #ifdef SA1_OPCODES SA1.WaitingForInterrupt = true; SA1.PC--; -#if 0 - // XXX: FIXME - if (Settings.Shutdown) - { - SA1.Cycles = SA1.NextEvent; - if (IAPU.APUExecuting) - { - SA1.Executing = false; - do - { - APU_EXECUTE1(, - } - while (APU.Cycles < SA1.NextEvent, SA1.Executing = true; - } -} -#endif #else // SA1_OPCODES -#if 0 - - - if (CPU.IRQActive) - { -#ifndef SA1_OPCODES - CPU.Cycles += TWO_CYCLES; -#endif - } - else -#endif { CPU.WaitingForInterrupt = true; CPU.PC--; diff --git a/source/dma.c b/source/dma.c index e86d17a..c0956c4 100644 --- a/source/dma.c +++ b/source/dma.c @@ -28,8 +28,6 @@ extern int HDMA_ModeByteCounts [8]; extern uint8_t* HDMAMemPointers [8]; extern uint8_t* HDMABasePointers [8]; -// #define SETA010_HDMA_FROM_CART - #ifdef SETA010_HDMA_FROM_CART uint32_t HDMARawPointers[8]; // Cart address space pointer #endif @@ -110,18 +108,17 @@ void S9xDoDMA(uint8_t Channel) #endif if (Settings.SPC7110 && (d->AAddress == 0x4800 || d->ABank == 0x50)) { - uint32_t i, j; + uint32_t i; i = (s7r.reg4805 | (s7r.reg4806 << 8)); i *= s7r.AlignBy; i += s7r.bank50Internal; i %= DECOMP_BUFFER_SIZE; - j = 0; if ((i + d->TransferBytes) < DECOMP_BUFFER_SIZE) spc7110_dma = &s7r.bank50[i]; else { spc7110_dma = (uint8_t*)malloc(d->TransferBytes); - j = DECOMP_BUFFER_SIZE - i; + uint32_t j = DECOMP_BUFFER_SIZE - i; memcpy(spc7110_dma, &s7r.bank50[i], j); memcpy(&spc7110_dma[j], s7r.bank50, d->TransferBytes - j); s7_wrap = true; @@ -155,10 +152,6 @@ void S9xDoDMA(uint8_t Channel) uint32_t char_count = inc / bytes_per_char; in_sa1_dma = true; - - //printf ("%08x,", base); fflush (stdout); - //printf ("depth = %d, count = %d, bytes_per_char = %d, bytes_per_line = %d, num_chars = %d, char_line_bytes = %d\n", - //depth, count, bytes_per_char, bytes_per_line, num_chars, char_line_bytes); int i; switch (depth) @@ -419,7 +412,6 @@ void S9xDoDMA(uint8_t Channel) { Work = *(base + p); REGISTER_2118_linear(Work); - p += inc; } } else @@ -439,7 +431,6 @@ void S9xDoDMA(uint8_t Channel) { Work = *(base + p); REGISTER_2118_tile(Work); - p += inc; } } } @@ -461,7 +452,6 @@ void S9xDoDMA(uint8_t Channel) { Work = *(base + p); S9xSetPPU(Work, 0x2100 + d->BAddress); - p += inc; } } } @@ -778,9 +768,6 @@ uint8_t S9xDoHDMA(uint8_t byte) byte &= ~mask; continue; } - // Uncommenting the following line breaks Punchout - it starts - // H-DMA during the frame. - //p->FirstLine = true; } if (p->Repeat && !p->FirstLine) { diff --git a/source/dsp1.c b/source/dsp1.c index 7c50acc..cccae23 100644 --- a/source/dsp1.c +++ b/source/dsp1.c @@ -40,22 +40,18 @@ uint8_t S9xGetDSP(uint16_t address) uint8_t t; t = (*GetDSP)(address); - //DSP1GetByte(address); return (t); } void S9xSetDSP(uint8_t byte, uint16_t address) { (*SetDSP)(byte, address); - //DSP1SetByte(byte, address); } void DSP1SetByte(uint8_t byte, uint16_t address) { if ((address & 0xf000) == 0x6000 || (address & 0x7fff) < 0x4000) { - // if ((address & 1) == 0) - // { if ((DSP1.command == 0x0A || DSP1.command == 0x1A) && DSP1.out_count != 0) { DSP1.out_count--; @@ -68,7 +64,6 @@ void DSP1SetByte(uint8_t byte, uint16_t address) DSP1.in_index = 0; DSP1.waiting4command = false; DSP1.first_parameter = true; - // printf("Op%02X\n",byte); // Mario Kart uses 0x00, 0x02, 0x06, 0x0c, 0x28, 0x0a switch (byte) { @@ -200,9 +195,7 @@ void DSP1SetByte(uint8_t byte, uint16_t address) case 0x1f: DSP1.in_count = 1; break; - // case 0x80: DSP1.in_count = 2; break; default: - //printf("Op%02X\n",byte); case 0x80: DSP1.in_count = 0; DSP1.waiting4command = true; @@ -228,14 +221,10 @@ void DSP1SetByte(uint8_t byte, uint16_t address) && DSP1.in_index == 0))) { } - // else if (DSP1.first_parameter) - // { - // } else { if (DSP1.in_count) { - //DSP1.parameters [DSP1.in_index] |= (byte << 8); if (--DSP1.in_count == 0) { // Actually execute the command @@ -325,7 +314,6 @@ void DSP1SetByte(uint8_t byte, uint16_t address) break; case 0x38: // Range - Op38X = (int16_t)(DSP1.parameters [0] | (DSP1.parameters[1] << 8)); Op38Y = (int16_t)(DSP1.parameters [2] | (DSP1.parameters[3] << 8)); Op38Z = (int16_t)(DSP1.parameters [4] | (DSP1.parameters[5] << 8)); @@ -694,16 +682,11 @@ uint8_t DSP1GetByte(uint16_t address) { uint8_t t; if ((address & 0xf000) == 0x6000 || - // (address >= 0x8000 && address < 0xc000)) (address & 0x7fff) < 0x4000) { if (DSP1.out_count) { - //if ((address & 1) == 0) t = (uint8_t) DSP1.output [DSP1.out_index]; - //else - //{ - // t = (uint8_t) (DSP1.output [DSP1.out_index] >> 8); DSP1.out_index++; if (--DSP1.out_count == 0) { @@ -730,15 +713,10 @@ uint8_t DSP1GetByte(uint16_t address) } } DSP1.waiting4command = true; - //} } else { - // Top Gear 3000 requires this value.... - // if(4==Settings.DSPVersion) t = 0xff; - //Ballz3d requires this one: - // else t = 0x00; } } else t = 0x80; @@ -755,8 +733,6 @@ void DSP2SetByte(uint8_t byte, uint16_t address) DSP1.command = byte; DSP1.in_index = 0; DSP1.waiting4command = false; - // DSP1.first_parameter = true; - // printf("Op%02X\n",byte); switch (byte) { case 0x01: @@ -787,13 +763,11 @@ void DSP2SetByte(uint8_t byte, uint16_t address) else { DSP1.parameters [DSP1.in_index] = byte; - // DSP1.first_parameter = false; DSP1.in_index++; } if (DSP1.in_count == DSP1.in_index) { - //DSP1.parameters [DSP1.in_index] |= (byte << 8); // Actually execute the command DSP1.waiting4command = true; DSP1.out_index = 0; @@ -877,7 +851,6 @@ void DSP2SetByte(uint8_t byte, uint16_t address) case 0x03: DSP2Op05Transparent = DSP1.parameters[0]; - //DSP2Op03(); break; case 0x0f: default: @@ -909,7 +882,6 @@ uint8_t DSP2GetByte(uint16_t address) //Disable non-working chips? #ifdef DSP_DUMMY_LOOPS -//static const uint16_t DSP1ROM[1024] from SNES9X v1.53 uint16_t Dsp3Rom[1024] = { 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, @@ -1053,8 +1025,6 @@ void DSP3SetByte(uint8_t byte, uint16_t address) DSP1.command = byte; DSP1.in_index = 0; DSP1.waiting4command = false; - // DSP1.first_parameter = true; - // printf("Op%02X\n",byte); switch (byte) { case 0x2F: @@ -1070,20 +1040,17 @@ void DSP3SetByte(uint8_t byte, uint16_t address) DSP1.in_count = 4; break; default: - // printf("Op%02X\n",byte); break; } } else { DSP1.parameters [DSP1.in_index] = byte; - // DSP1.first_parameter = false; DSP1.in_index++; } if (DSP1.in_count == DSP1.in_index) { - //DSP1.parameters [DSP1.in_index] |= (byte << 8); // Actually execute the command DSP1.waiting4command = true; DSP1.out_index = 0; @@ -1133,7 +1100,6 @@ uint8_t DSP3GetByte(uint16_t address) t = (uint8_t)Dsp3Rom[DSP1.out_index >> 1]; else t = Dsp3Rom[DSP1.out_index >> 1] >> 8; - // t=Dsp3Rom[DSP1.out_index]; DSP1.out_index++; } else @@ -1151,18 +1117,6 @@ uint8_t DSP3GetByte(uint16_t address) else { t = 0x80; - /* if(DSP1.command=0x38&&DSP1.out_count==0) - { - t=0xC0; - static int Op38c; - if(Op38c==14) - { - Op38c=0; - t=0x80; - DSP1.in_count=4; - } - Op38c++; - }*/ } return t; } @@ -1213,7 +1167,6 @@ void DSP4SetByte(uint8_t byte, uint16_t address) DSP4.command |= (byte << 8); DSP4.in_index = 0; DSP4.waiting4command = false; - // DSP4.first_parameter = true; DSP4.half_command = 0; DSP4.out_count = 0; DSP4.out_index = 0; @@ -1262,7 +1215,6 @@ void DSP4SetByte(uint8_t byte, uint16_t address) break; default: DSP4.waiting4command = true; - //printf("(line %d) Unknown Op%02X\n",line,DSP4.command); break; } } @@ -1275,13 +1227,11 @@ void DSP4SetByte(uint8_t byte, uint16_t address) else { DSP4.parameters [DSP4.in_index] = byte; - // DSP4.first_parameter = false; DSP4.in_index++; } if (!DSP4.waiting4command && DSP4.in_count == DSP4.in_index) { - //DSP4.parameters [DSP4.in_index] |= (byte << 8); // Actually execute the command DSP4.waiting4command = true; DSP4.out_index = 0; @@ -1388,9 +1338,6 @@ void DSP4SetByte(uint8_t byte, uint16_t address) // unknown case 0x000A: { - int16_t in1a = DSP4_READ_WORD(0); - int16_t in2a = DSP4_READ_WORD(2); - int16_t in3a = DSP4_READ_WORD(4); int16_t out1a, out2a; out1a = (int16_t)0xff40; diff --git a/source/dsp1.h b/source/dsp1.h index e4b066b..0c18155 100644 --- a/source/dsp1.h +++ b/source/dsp1.h @@ -37,7 +37,5 @@ uint8_t S9xGetDSP(uint16_t Address); void S9xSetDSP(uint8_t Byte, uint16_t Address); extern SDSP1 DSP1; -//extern struct SDSP1 DSP1; - #endif diff --git a/source/dsp1emu.c b/source/dsp1emu.c index 2acc085..3999d5d 100644 --- a/source/dsp1emu.c +++ b/source/dsp1emu.c @@ -683,15 +683,12 @@ void DSPOp06() // rotate around Z tanval2 = Angle(-Op02AAS + 32768); - // tanval2 = (-Op02AAS+32768)/(65536/INCR); ObjPX1 = (ObjPX * Cos(tanval2) + ObjPY * -Sin(tanval2)); ObjPY1 = (ObjPX * Sin(tanval2) + ObjPY * Cos(tanval2)); ObjPZ1 = ObjPZ; // rotate around X - // tanval2 = (-Op02AZS/(65536/INCR)) & 1023; tanval2 = Angle(-Op02AZS); - // tanval2 = (-Op02AZS)/256; ObjPX2 = ObjPX1; ObjPY2 = (ObjPY1 * Cos(tanval2) + ObjPZ1 * -Sin(tanval2)); ObjPZ2 = (ObjPY1 * Sin(tanval2) + ObjPZ1 * Cos(tanval2)); @@ -701,8 +698,8 @@ void DSPOp06() if (ObjPZ2 < 0) { double d; - Op06H = (int16_t)(-ObjPX2 * Op02LES / -(ObjPZ2)); //-ObjPX2*256/-ObjPZ2; - Op06V = (int16_t)(-ObjPY2 * Op02LES / -(ObjPZ2)); //-ObjPY2*256/-ObjPZ2; + Op06H = (int16_t)(-ObjPX2 * Op02LES / -(ObjPZ2)); + Op06V = (int16_t)(-ObjPY2 * Op02LES / -(ObjPZ2)); d = (double)Op02LES; d *= 256.0; d /= (-ObjPZ2); @@ -711,8 +708,6 @@ void DSPOp06() else if (d < 0.0) d = 0.0; Op06S = (uint16_t)d; - //Op06S=(uint16_t)(256*(double)Op02LES/-ObjPZ2); - //Op06S=(uint16_t)((double)(256.0*((double)Op02LES)/(-ObjPZ2))); } else { @@ -747,8 +742,8 @@ void DSPOp06() if (ObjPZ2 < 0) { - Op06H = (int16_t)(-ObjPX2 * Op02LES / -(ObjPZ2)); //-ObjPX2*256/-ObjPZ2; - Op06V = (int16_t)(-ObjPY2 * Op02LES / -(ObjPZ2)); //-ObjPY2*256/-ObjPZ2; + Op06H = (int16_t)(-ObjPX2 * Op02LES / -(ObjPZ2)); + Op06V = (int16_t)(-ObjPY2 * Op02LES / -(ObjPZ2)); double d = (double)Op02LES; d *= 256.0; d /= (-ObjPZ2); @@ -757,7 +752,6 @@ void DSPOp06() else if (d < 0.0) d = 0.0; Op06S = (uint16_t)d; - // Op06S=(uint16_t)(256*(double)Op02LES/-ObjPZ2); } else { diff --git a/source/dsp2emu.c b/source/dsp2emu.c index 453ab6a..d5a9855 100644 --- a/source/dsp2emu.c +++ b/source/dsp2emu.c @@ -208,45 +208,3 @@ void DSP2_Op0D() } #endif - -#if 0 // Probably no reason to use this code - it's not quite bit accurate and it doesn't look as good as Overload's algorithm - -void DSP2_Op0D() -{ - // Float implementation of Neviksti's algorithm - // This is the right algorithm to match the DSP2 bits but the precision - // of the PC float does not match the precision of the fixed point math - // on the DSP2 causing occasional one off data mismatches (which should - // be no problem because its just a one pixel difference in a scaled image - // to be displayed). - - float multiplier; - float pixloc; - int i, j; - uint8_t pixelarray[512]; - - if (DSP2Op0DInLen <= DSP2Op0DOutLen) - multiplier = (float) 1.0; - else - multiplier = (float)((DSP2Op0DInLen * 2.0) / (DSP2Op0DOutLen * 2.0 + 1.0)); - - pixloc = 0.0; - for (i = 0; i < DSP2Op0DOutLen * 2; i++) - { - // j = (int)(i * multiplier); - j = (int) pixloc; - - if (j & 1) - pixelarray[i] = DSP1.parameters[j >> 1] & 0x0f; - else - pixelarray[i] = (DSP1.parameters[j >> 1] & 0xf0) >> 4; - - pixloc += multiplier; // use an add in the loop instead of multiply to increase loop speed - } - - for (i = 0; i < DSP2Op0DOutLen; i++) - DSP1.output[i] = (pixelarray[i << 1] << 4) | pixelarray[(i << 1) + 1]; -} - -#endif - diff --git a/source/dsp4emu.c b/source/dsp4emu.c index d3c85f8..4ea8fcb 100644 --- a/source/dsp4emu.c +++ b/source/dsp4emu.c @@ -45,10 +45,6 @@ void DSP4_Op06(bool size, bool msb) } } -#if OP==0x0001 -#define PRINT -#endif - void DSP4_Op01() { uint16_t command; @@ -70,7 +66,6 @@ void DSP4_Op01() // process initial inputs // sort inputs - // 0x00 = DSP4_READ_WORD(0x00); project_focaly = DSP4_READ_WORD(0x02); raster = DSP4_READ_WORD(0x04); viewport_top = DSP4_READ_WORD(0x06); @@ -80,13 +75,11 @@ void DSP4_Op01() project_focalx = DSP4_READ_WORD(0x0e); project_centerx = DSP4_READ_WORD(0x10); project_ptr = DSP4_READ_WORD(0x12); - // (envelope?) 0xc0 = DSP4_READ_WORD(0x14); project_pitchylow = DSP4_READ_WORD(0x16); project_pitchy = DSP4_READ_WORD(0x18); project_pitchxlow = DSP4_READ_WORD(0x1a); project_pitchx = DSP4_READ_WORD(0x1c); far_plane = DSP4_READ_WORD(0x1e); - // ? = DSP4_READ_WORD(0x20); project_y1low = DSP4_READ_WORD(0x22); // pre-compute @@ -138,7 +131,6 @@ DSP4_WAIT(1) resume1: resume2: plane = DSP4_READ_WORD(0); - py_dy = 0; px_dx = 0; // ignore invalid data @@ -186,10 +178,6 @@ resume2: // debug ++block; -#ifdef PRINT - printf("(line %d) Op01 check %02X, plane %04X, focal_y %04X, y2 %04X\n", c, - (uint16_t)segments, (uint16_t)(plane), (uint16_t)project_focaly, (uint16_t)project_y2); -#endif // prepare output DSP4.out_count = 8 + 2 + 6 * segments; @@ -201,14 +189,6 @@ resume2: DSP4_WRITE_WORD(6, project_y2); DSP4_WRITE_WORD(8, segments); -#if 0 - DSP4_WRITE_WORD(0, -1); - DSP4_WRITE_WORD(2, -1); - DSP4_WRITE_WORD(4, -1); - DSP4_WRITE_WORD(6, -1); - DSP4_WRITE_WORD(8, -1); -#endif - index = 10; // iterate through each point @@ -218,12 +198,6 @@ resume2: y_out = project_y + ((py_dy * lcv) >> 8); x_out = project_x + ((px_dx * lcv) >> 8); -#if 0 - project_ptr = -1; - y_out = -1; - x_out = -1; -#endif - // data DSP4_WRITE_WORD(index + 0, project_ptr); DSP4_WRITE_WORD(index + 2, y_out); @@ -264,12 +238,6 @@ resume2: DSP4.out_count = 0; } -#undef PRINT - -#if OP==0x0007 -#define PRINT -#endif - void DSP4_Op07() { uint16_t command; @@ -316,10 +284,6 @@ void DSP4_Op07() // debug block = 0; -#ifdef PRINT - printf("(line %d) Op07 data %04X\n", c, (uint16_t)project_y1); -#endif - //////////////////////////////////////////////////// // command check @@ -351,7 +315,6 @@ DSP4_WAIT(1) resume1: int16_t py_dy, px_dx; resume2: - py_dy = 0; px_dx = 0; // debug @@ -394,11 +357,6 @@ resume2: px_dx = ((project_x2 - project_x1) << 8) / segments; } -#ifdef PRINT - printf("(line %d) Op07 block %d, loc %04X, out %02X, project_x2 %04X\n", c, - block, plane, segments, (uint16_t)project_x2); -#endif - // prepare pre-output DSP4.out_count = 4 + 2 + 6 * segments; @@ -406,12 +364,6 @@ resume2: DSP4_WRITE_WORD(2, project_y2); DSP4_WRITE_WORD(4, segments); -#if 0 - DSP4_WRITE_WORD(0, -1); - DSP4_WRITE_WORD(2, -1); - DSP4_WRITE_WORD(4, -1); -#endif - index = 6; for (lcv = 0; lcv < segments; lcv++) { @@ -419,12 +371,6 @@ resume2: y_out = project_y + ((py_dy * lcv) >> 8); x_out = project_x + ((px_dx * lcv) >> 8); -#if 0 - project_ptr = -1; - //y_out = -1; - x_out = -1; -#endif - // data DSP4_WRITE_WORD(index + 0, project_ptr); DSP4_WRITE_WORD(index + 2, y_out); @@ -455,12 +401,6 @@ resume2: DSP4.out_count = 0; } -#undef PRINT - -#if OP==0x0008 -#define PRINT -#endif - void DSP4_Op08() { uint16_t command; @@ -599,11 +539,6 @@ DSP4_WAIT(2) resume2: if (pos2 < path_clipLeft[1]) pos2 = path_clipLeft[1]; if (pos2 > path_clipRight[1]) pos2 = path_clipRight[1]; -#if 0 - pos1 = -1; - //pos2=-1; -#endif - path_plane[0] = plane; path_plane[1] = plane; @@ -611,10 +546,6 @@ DSP4_WAIT(2) resume2: DSP4.out_count = 2; DSP4.output[0] = pos1 & 0xFF; DSP4.output[1] = pos2 & 0xFF; - -#ifdef PRINT - printf("(line %d) Op08 x_left %04X\n", c, (uint16_t)x_left); -#endif } // proceed with projection else @@ -661,11 +592,6 @@ DSP4_WAIT(2) resume2: path_plane[0] = plane; } -#ifdef PRINT - printf("(line %d) Op08 block %d, out %02X, raster %02X\n", c, block, segments, - (uint16_t)y_left); -#endif - // zone 1 DSP4.out_count = (2 + 4 * segments); DSP4_WRITE_WORD(index, segments); @@ -685,14 +611,6 @@ DSP4_WAIT(2) resume2: if (pos2 < path_clipLeft[1]) pos2 = path_clipLeft[1]; if (pos2 > path_clipRight[1]) pos2 = path_clipRight[1]; -#if 0 - if (pos1 == 0x00ff) pos1 = 0; - if (pos2 == 0x00ff) pos2 = 0; - path_ptr[0] = -1; - pos1 = -1; - pos2 = -1; -#endif - // data DSP4_WRITE_WORD(index, path_ptr[0]); index += 2; @@ -776,14 +694,6 @@ DSP4_WAIT(2) resume2: if (pos2 < path_clipLeft[3]) pos2 = path_clipLeft[3]; if (pos2 > path_clipRight[3]) pos2 = path_clipRight[3]; -#if 0 - if (pos1 == 0x00ff) pos1 = 0; - if (pos2 == 0x00ff) pos2 = 0; - path_ptr[2] = -1; - //pos1 = -1; - pos2 = -1; -#endif - // data DSP4_WRITE_WORD(index, path_ptr[2]); index += 2; @@ -817,12 +727,6 @@ DSP4_WAIT(2) resume2: DSP4_WRITE_WORD(0, 0); } -#undef PRINT - -#if OP==0x000D -#define PRINT -#endif - void DSP4_Op0D() { uint16_t command; @@ -844,7 +748,6 @@ void DSP4_Op0D() // process initial inputs // sort inputs - // 0x00 = DSP4_READ_WORD(0x00); project_focaly = DSP4_READ_WORD(0x02); raster = DSP4_READ_WORD(0x04); viewport_top = DSP4_READ_WORD(0x06); @@ -855,13 +758,11 @@ void DSP4_Op0D() project_focalx = DSP4_READ_WORD(0x0e); project_centerx = DSP4_READ_WORD(0x10); project_ptr = DSP4_READ_WORD(0x12); - // 0xc0 = DSP4_READ_WORD(0x14); project_pitchylow = DSP4_READ_WORD(0x16); project_pitchy = DSP4_READ_WORD(0x18); project_pitchxlow = DSP4_READ_WORD(0x1a); project_pitchx = DSP4_READ_WORD(0x1c); far_plane = DSP4_READ_WORD(0x1e); - // ? = DSP4_READ_WORD(0x20); // multi-op storage multi_index1++; @@ -932,7 +833,6 @@ DSP4_WAIT(1) resume1: resume2: plane = DSP4_READ_WORD(0); - py_dy = 0; px_dx = 0; @@ -982,11 +882,6 @@ resume2: // debug ++block; -#ifdef PRINT - printf("(line %d) Op0D check %02X, plane %04X\n", c, (uint16_t)segments, - (uint16_t)(plane)); -#endif - // prepare output DSP4.out_count = 8 + 2 + 6 * segments; @@ -995,13 +890,6 @@ resume2: DSP4_WRITE_WORD(4, project_focaly); DSP4_WRITE_WORD(6, project_y2); DSP4_WRITE_WORD(8, segments); -#if 0 - DSP4_WRITE_WORD(0, -1); - DSP4_WRITE_WORD(2, -1); - DSP4_WRITE_WORD(4, -1); - DSP4_WRITE_WORD(6, -1); - DSP4_WRITE_WORD(8, -1); -#endif index = 10; @@ -1012,12 +900,6 @@ resume2: y_out = project_y + ((py_dy * lcv) >> 8); x_out = project_x + ((px_dx * lcv) >> 8); -#if 0 - project_ptr = -1; - //y_out=-1; - x_out = -1; -#endif - // data DSP4_WRITE_WORD(index + 0, project_ptr); DSP4_WRITE_WORD(index + 2, y_out); @@ -1055,16 +937,6 @@ resume2: DSP4.out_count = 0; } -#undef PRINT - -#if OP==0x0009 -#define PRINT -#endif - -#if OP==0x0006 -#define PRINT -#endif - void DSP4_Op09() { uint16_t command; @@ -1107,17 +979,11 @@ void DSP4_Op09() view_plane = PLANE_START; center_x = DSP4_READ_WORD(0x00); center_y = DSP4_READ_WORD(0x02); - // 0x00 = DSP4_READ_WORD(0x04); viewport_left = DSP4_READ_WORD(0x06); viewport_right = DSP4_READ_WORD(0x08); viewport_top = DSP4_READ_WORD(0x0a); viewport_bottom = DSP4_READ_WORD(0x0c); -#ifdef PRINT2 - printf("Window: (%04X,%04X) (%04X,%04X)\n", - viewport_left, viewport_right, viewport_top, viewport_bottom); -#endif - // expand viewport dimensions viewport_left -= 8; @@ -1125,12 +991,10 @@ void DSP4_Op09() multi_index1++; multi_index1 %= 4; -#if 1 // convert track line to the window region project_y2 = center_y + multi_raster[multi_index1] * (viewport_bottom - center_y) / (0x33 - 0); if (op09_mode == 0) project_y2 -= 2; -#endif goto no_sprite; @@ -1189,9 +1053,7 @@ sprite_found: { int16_t plane; int16_t car_left, car_right; - // int16_t car_left_a; int16_t focal_back; -// int16_t focal_front; // we already have 4 bytes we want DSP4.in_count = 6 + 12; @@ -1202,8 +1064,6 @@ DSP4_WAIT(3) resume3: // filter inputs project_y1 = DSP4_READ_WORD(0x00); focal_back = DSP4_READ_WORD(0x06); - // focal_front = DSP4_READ_WORD(0x08); - // car_left_a = DSP4_READ_WORD(0x0a); car_left = DSP4_READ_WORD(0x0c); plane = DSP4_READ_WORD(0x0e); car_right = DSP4_READ_WORD(0x10); @@ -1259,7 +1119,6 @@ DSP4_WAIT(5) resume5: project_y1 = DSP4_READ_WORD(0x00); plane = DSP4_READ_WORD(0x02); project_centerx = DSP4_READ_WORD(0x04); - //project_y1 = DSP4_READ_WORD(0x06); project_focalx = DSP4_READ_WORD(0x08); project_focaly = DSP4_READ_WORD(0x0a); sprite_offset = DSP4_READ_WORD(0x0c); @@ -1298,9 +1157,6 @@ DSP4_WAIT(6) resume6: if (command == 0x0000) { sprite_size = !sprite_size; -#ifdef PRINT - printf("TOGGLE=%02X\n", (uint8_t)sprite_size); -#endif continue; } @@ -1342,12 +1198,6 @@ resume7: if (far_plane <= multi_farplane[multi_index1] && sp_y >= project_y2) clip = true; -#ifdef PRINT2 - printf("(line %d) %04X, %04X, %04X / %04X %04X\n", line, - (uint16_t)sp_x, (uint16_t)sp_y, (uint16_t)far_plane, - (uint16_t)multi_farplane[multi_index1], (uint16_t)project_y2); -#endif - // don't draw offscreen coordinates DSP4.out_count = 0; if (!clip) @@ -1359,12 +1209,6 @@ resume7: sp_oam = sprite_offset + offset; sp_msb = (sp_x < 0 || sp_x > 255); -#ifdef PRINT - printf("(line %d) %04X, %04X, %04X, %04X, %04X\n", line, - (uint16_t)sp_oam, (uint16_t)sprite_offset, (uint16_t)offset, - (uint16_t)sp_x, (uint16_t)sp_y); -#endif - // emit transparency information if ( (sprite_offset & 0x08) && @@ -1404,16 +1248,6 @@ resume7: // OAM: size,msb data DSP4_Op06(sprite_size, (char) sp_msb); - -#if 0 - DSP4_WRITE_WORD(0, -1); - DSP4_WRITE_WORD(2, -1); - DSP4_WRITE_WORD(4, -1); - DSP4_WRITE_WORD(6, -1); - DSP4_WRITE_WORD(8, -1); - DSP4_WRITE_WORD(10, -1); - DSP4_WRITE_WORD(12, -1); -#endif } // no sprite information @@ -1461,6 +1295,3 @@ terminate: DSP4.waiting4command = true; DSP4.out_count = 0; } - -#undef PRINT - diff --git a/source/fxemu.c b/source/fxemu.c index ffb82be..c16ee58 100644 --- a/source/fxemu.c +++ b/source/fxemu.c @@ -13,133 +13,21 @@ uint32_t(**fx_ppfFunctionTable)(uint32_t) = 0; void (**fx_ppfPlotTable)() = 0; void (**fx_ppfOpcodeTable)() = 0; -#if 0 -void fx_setCache() -{ - uint32_t c; - GSU.bCacheActive = true; - GSU.pvRegisters[0x3e] &= 0xf0; - c = (uint32_t)GSU.pvRegisters[0x3e]; - c |= ((uint32_t)GSU.pvRegisters[0x3f]) << 8; - if (c == GSU.vCacheBaseReg) - return; - GSU.vCacheBaseReg = c; - GSU.vCacheFlags = 0; - if (c < (0x10000 - 512)) - { - uint8_t const* t = &ROM(c); - memcpy(GSU.pvCache, t, 512); - } - else - { - uint8_t const* t1; - uint8_t const* t2; - uint32_t i = 0x10000 - c; - t1 = &ROM(c); - t2 = &ROM(0); - memcpy(GSU.pvCache, t1, i); - memcpy(&GSU.pvCache[i], t2, 512 - i); - } -} -#endif - void FxCacheWriteAccess(uint16_t vAddress) { -#if 0 - if (!GSU.bCacheActive) - { - uint8_t v = GSU.pvCache[GSU.pvCache[vAddress & 0x1ff]; - fx_setCache(); - GSU.pvCache[GSU.pvCache[vAddress & 0x1ff] = v; - } -#endif - if ((vAddress & 0x00f) == 0x00f) - GSU.vCacheFlags |= 1 << ((vAddress & 0x1f0) >> 4); + if ((vAddress & 0x00f) == 0x00f) + GSU.vCacheFlags |= 1 << ((vAddress & 0x1f0) >> 4); } - void FxFlushCache() +void FxFlushCache() { GSU.vCacheFlags = 0; GSU.vCacheBaseReg = 0; GSU.bCacheActive = false; - // GSU.vPipe = 0x1; -} - -static void fx_backupCache() -{ -#if 0 - uint32_t i; - uint32_t v = GSU.vCacheFlags; - uint32_t c = USEX16(GSU.vCacheBaseReg); - if (v) - for (i = 0; i < 32; i++) - { - if (v & 1) - { - if (c < (0x10000 - 16)) - { - uint8_t* t = &GSU.pvPrgBank[c]; - memcpy(&GSU.avCacheBackup[i << 4], t, 16); - memcpy(t, &GSU.pvCache[i << 4], 16); - } - else - { - uint8_t* t1; - uint8_t* t2; - uint32_t a = 0x10000 - c; - t1 = &GSU.pvPrgBank[c]; - t2 = &GSU.pvPrgBank[0]; - memcpy(&GSU.avCacheBackup[i << 4], t1, a); - memcpy(t1, &GSU.pvCache[i << 4], a); - memcpy(&GSU.avCacheBackup[(i << 4) + a], t2, 16 - a); - memcpy(t2, &GSU.pvCache[(i << 4) + a], 16 - a); - } - } - c = USEX16(c + 16); - v >>= 1; - } -#endif -} - -static void fx_restoreCache() -{ -#if 0 - uint32_t i; - uint32_t v = GSU.vCacheFlags; - uint32_t c = USEX16(GSU.vCacheBaseReg); - if (v) - for (i = 0; i < 32; i++) - { - if (v & 1) - { - if (c < (0x10000 - 16)) - { - uint8_t* t = &GSU.pvPrgBank[c]; - memcpy(t, &GSU.avCacheBackup[i << 4], 16); - memcpy(&GSU.pvCache[i << 4], t, 16); - } - else - { - uint8_t* t1; - uint8_t* t2; - uint32_t a = 0x10000 - c; - t1 = &GSU.pvPrgBank[c]; - t2 = &GSU.pvPrgBank[0]; - memcpy(t1, &GSU.avCacheBackup[i << 4], a); - memcpy(&GSU.pvCache[i << 4], t1, a); - memcpy(t2, &GSU.avCacheBackup[(i << 4) + a], 16 - a); - memcpy(&GSU.pvCache[(i << 4) + a], t2, 16 - a); - } - } - c = USEX16(c + 16); - v >>= 1; - } -#endif } void fx_flushCache() { - fx_restoreCache(); GSU.vCacheFlags = 0; GSU.bCacheActive = false; } @@ -197,10 +85,6 @@ static void fx_readRegisterSpace() i |= ((int)(!!(p[GSU_SCMR] & 0x20))) << 1; GSU.vScreenHeight = GSU.vScreenRealHeight = avHeight[i]; GSU.vMode = p[GSU_SCMR] & 0x03; -#if 0 - if (GSU.vMode == 2) - error illegal color depth GSU.vMode; -#endif if (i == 3) GSU.vScreenSize = (256 / 8) * (256 / 8) * 32; else @@ -210,14 +94,9 @@ static void fx_readRegisterSpace() /* OBJ Mode (for drawing into sprites) */ GSU.vScreenHeight = 256; } -#if 0 - if (GSU.pvScreenBase + GSU.vScreenSize > GSU.pvRam + (GSU.nRamBanks * 65536)) - error illegal address for screen base register -#else if (GSU.pvScreenBase + GSU.vScreenSize > GSU.pvRam + (GSU.nRamBanks * 65536)) GSU.pvScreenBase = GSU.pvRam + (GSU.nRamBanks * 65536) - GSU.vScreenSize; -#endif - GSU.pfPlot = fx_apfPlotTable[GSU.vMode]; + GSU.pfPlot = fx_apfPlotTable[GSU.vMode]; GSU.pfRpix = fx_apfPlotTable[GSU.vMode + 5]; fx_ppfOpcodeTable[0x04c] = GSU.pfPlot; @@ -226,8 +105,6 @@ static void fx_readRegisterSpace() fx_ppfOpcodeTable[0x34c] = GSU.pfRpix; fx_computeScreenPointers(); - - fx_backupCache(); } void fx_dirtySCBR() @@ -395,8 +272,6 @@ static void fx_writeRegisterSpace() p[GSU_RAMBR] = (uint8_t)GSU.vRamBankReg; p[GSU_CBR] = (uint8_t)GSU.vCacheBaseReg; p[GSU_CBR + 1] = (uint8_t)(GSU.vCacheBaseReg >> 8); - - fx_restoreCache(); } /* Reset the FxChip */ @@ -405,30 +280,15 @@ void FxReset(struct FxInit_s* psFxInfo) int i; static uint32_t(**appfFunction[])(uint32_t) = { - &fx_apfFunctionTable[0], -#if 0 - &fx_a_apfFunctionTable[0], - &fx_r_apfFunctionTable[0], - &fx_ar_apfFunctionTable[0], -#endif + &fx_apfFunctionTable[0] }; static void (**appfPlot[])() = { - &fx_apfPlotTable[0], -#if 0 - &fx_a_apfPlotTable[0], - &fx_r_apfPlotTable[0], - &fx_ar_apfPlotTable[0], -#endif + &fx_apfPlotTable[0] }; static void (**appfOpcode[])() = { - &fx_apfOpcodeTable[0], -#if 0 - &fx_a_apfOpcodeTable[0], - &fx_r_apfOpcodeTable[0], - &fx_ar_apfOpcodeTable[0], -#endif + &fx_apfOpcodeTable[0] }; /* Get function pointers for the current emulation mode */ @@ -536,22 +396,12 @@ int FxEmulate(uint32_t nInstructions) { CF(G); fx_writeRegisterSpace(); -#if 0 - GSU.vIllegalAddress = (GSU.vPrgBankReg << 24) | R15; - return FX_ERROR_ILLEGAL_ADDRESS; -#else return 0; -#endif } /* Execute GSU session */ CF(IRQ); - /* - if (GSU.bBreakPoint) - vCount = fx_ppfFunctionTable[FX_FUNCTION_RUN_TO_BREAKPOINT](nInstructions); - else - */ vCount = fx_ppfFunctionTable[FX_FUNCTION_RUN](nInstructions); /* Store GSU registers */ @@ -564,18 +414,6 @@ int FxEmulate(uint32_t nInstructions) return vCount; } -/* Breakpoints */ -/* -void FxBreakPointSet(uint32_t vAddress) -{ - GSU.bBreakPoint = true; - GSU.vBreakPoint = USEX16(vAddress); -} -void FxBreakPointClear() -{ - GSU.bBreakPoint = false; -}*/ - /* Step by step execution */ int FxStepOver(uint32_t nInstructions) { @@ -586,12 +424,7 @@ int FxStepOver(uint32_t nInstructions) if (!fx_checkStartAddress()) { CF(G); -#if 0 - GSU.vIllegalAddress = (GSU.vPrgBankReg << 24) | R15; - return FX_ERROR_ILLEGAL_ADDRESS; -#else return 0; -#endif } if (PIPE >= 0xf0) diff --git a/source/fxemu.h b/source/fxemu.h index 8826edf..5b1efac 100644 --- a/source/fxemu.h +++ b/source/fxemu.h @@ -26,10 +26,6 @@ extern int FxEmulate(uint32_t nInstructions); extern void FxCacheWriteAccess(uint16_t vAddress); extern void FxFlushCache(); /* Callled when the G flag in SFR is set to zero */ -/* Breakpoint */ -//extern void FxBreakPointSet(uint32_t vAddress); -//extern void FxBreakPointClear(); - /* Step by step execution */ extern int FxStepOver(uint32_t nInstructions); diff --git a/source/fxinst.c b/source/fxinst.c index b0fa0d3..05ebba2 100644 --- a/source/fxinst.c +++ b/source/fxinst.c @@ -60,23 +60,6 @@ static void fx_cache() fx_flushCache(); GSU.vCacheBaseReg = c; GSU.bCacheActive = true; -#if 0 - if (c < (0x10000 - 512)) - { - uint8_t const* t = &ROM(c); - memcpy(GSU.pvCache, t, 512); - } - else - { - uint8_t const* t1; - uint8_t const* t2; - uint32_t i = 0x10000 - c; - t1 = &ROM(c); - t2 = &ROM(0); - memcpy(GSU.pvCache, t1, i); - memcpy(&GSU.pvCache[i], t2, 512 - i); - } -#endif } R15++; CLRFLAGS; @@ -3261,11 +3244,6 @@ static uint32_t fx_run(uint32_t nInstructions) READR14; while (TF(G) && (GSU.vCounter-- > 0)) FX_STEP; - /* - #ifndef FX_ADDRESS_CHECK - GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16); - #endif - */ return (nInstructions - GSU.vInstCount); } @@ -3282,11 +3260,6 @@ static uint32_t fx_run_to_breakpoint(uint32_t nInstructions) break; } } - /* - #ifndef FX_ADDRESS_CHECK - GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16); - #endif - */ return vCounter; } @@ -3305,11 +3278,6 @@ static uint32_t fx_step_over(uint32_t nInstructions) if (USEX16(R15) == GSU.vStepPoint) break; } - /* - #ifndef FX_ADDRESS_CHECK - GSU.vPipeAdr = USEX16(R15-1) | (USEX8(GSU.vPrgBankReg)<<16); - #endif - */ return vCounter; } @@ -3555,4 +3523,3 @@ void (*fx_apfOpcodeTable[])() = &fx_lm_r0, &fx_lm_r1, &fx_lm_r2, &fx_lm_r3, &fx_lm_r4, &fx_lm_r5, &fx_lm_r6, &fx_lm_r7, &fx_lm_r8, &fx_lm_r9, &fx_lm_r10, &fx_lm_r11, &fx_lm_r12, &fx_lm_r13, &fx_lm_r14, &fx_lm_r15, }; - diff --git a/source/getset.h b/source/getset.h index 813703f..8939e76 100644 --- a/source/getset.h +++ b/source/getset.h @@ -50,7 +50,6 @@ INLINE uint8_t S9xGetByte(uint32_t Address) //unbound & SRAMMask = Sram offset return (*(Memory.SRAM + ((((Address & 0xFF0000) >> 1) | (Address & 0x7FFF)) &Memory.SRAMMask))); - // return (*(Memory.SRAM + ((Address & Memory.SRAMMask)))); case MAP_RONLY_SRAM: case MAP_HIROM_SRAM: @@ -153,9 +152,6 @@ INLINE uint16_t S9xGetWord(uint32_t Address) ((*(Memory.SRAM + (((((Address + 1) & 0xFF0000) >> 1) | (( Address + 1) & 0x7FFF)) &Memory.SRAMMask))) << 8); - //return (*(uint16_t*)(Memory.SRAM + ((((Address&0xFF0000)>>1)|(Address&0x7FFF)) & Memory.SRAMMask));// | - // (*(Memory.SRAM + ((Address + 1) & Memory.SRAMMask)) << 8)); - case MAP_RONLY_SRAM: case MAP_HIROM_SRAM: /* BJ: no FAST_LSB_WORD_ACCESS here, since if Memory.SRAMMask=0x7ff @@ -261,7 +257,6 @@ INLINE void S9xSetByte(uint8_t Byte, uint32_t Address) { *(Memory.SRAM + ((((Address & 0xFF0000) >> 1) | (Address & 0x7FFF))& Memory.SRAMMask)) = Byte; - // *(Memory.SRAM + (Address & Memory.SRAMMask)) = Byte; CPU.SRAMModified = true; } return; @@ -395,8 +390,6 @@ INLINE void S9xSetWord(uint16_t Word, uint32_t Address) *(Memory.SRAM + (((((Address + 1) & 0xFF0000) >> 1) | (( Address + 1) & 0x7FFF))& Memory.SRAMMask)) = Word >> 8; - // *(Memory.SRAM + (Address & Memory.SRAMMask)) = (uint8_t) Word; - // *(Memory.SRAM + ((Address + 1) & Memory.SRAMMask)) = Word >> 8; CPU.SRAMModified = true; } return; @@ -488,11 +481,9 @@ INLINE uint8_t* GetBasePointer(uint32_t Address) case MAP_PPU: //just a guess, but it looks like this should match the CPU as a source. return (Memory.FillRAM); - // return (Memory.FillRAM - 0x2000); case MAP_CPU: //fixes Ogre Battle's green lines return (Memory.FillRAM); - // return (Memory.FillRAM - 0x4000); case MAP_DSP: return (Memory.FillRAM - 0x6000); case MAP_SA1RAM: diff --git a/source/gfx.c b/source/gfx.c index bc6edbc..bf018b7 100644 --- a/source/gfx.c +++ b/source/gfx.c @@ -266,8 +266,6 @@ bool S9xInitGFX() GFX.ZPitch >>= 1; GFX.Delta = (GFX.SubScreen - GFX.Screen) >> 1; GFX.DepthDelta = GFX.SubZBuffer - GFX.ZBuffer; - //GFX.InfoStringTimeout = 0; - //GFX.InfoString = NULL; PPU.BG_Forced = 0; IPPU.OBJChanged = true; @@ -854,13 +852,11 @@ void S9xSetupOBJ() /* First, find out which sprites are on which lines */ uint8_t OBJOnLine[SNES_HEIGHT_EXTENDED][128]; - // memset(OBJOnLine, 0, sizeof(OBJOnLine)); - /* Hold on here, that's a lot of bytes to initialise at once! - * So we only initialise them per line, as needed. [Neb] + /* We only initialise this per line, as needed. [Neb] * Bonus: We can quickly avoid looping if a line has no OBJs. */ bool AnyOBJOnLine[SNES_HEIGHT_EXTENDED]; - memset(AnyOBJOnLine, false, sizeof(AnyOBJOnLine)); // better + memset(AnyOBJOnLine, false, sizeof(AnyOBJOnLine)); for (S = 0; S < 128; S++) { @@ -1515,7 +1511,6 @@ static void DrawBackgroundOffset(uint32_t BGMode, uint32_t bg, uint8_t Z1, uint8 for (Y = GFX.StartY; Y <= GFX.EndY; Y++) { uint32_t VOff = LineData [Y].BG[2].VOffset - 1; - // uint32_t VOff = LineData [Y].BG[2].VOffset; uint32_t HOff = LineData [Y].BG[2].HOffset; int VirtAlign; @@ -1573,7 +1568,6 @@ static void DrawBackgroundOffset(uint32_t BGMode, uint32_t bg, uint8_t Z1, uint8 uint32_t VOffset; uint32_t HOffset; - //added: uint32_t LineHOffset = LineData [Y].BG[bg].HOffset; uint32_t Offset; @@ -1606,8 +1600,6 @@ static void DrawBackgroundOffset(uint32_t BGMode, uint32_t bg, uint8_t Z1, uint8 VOffset = LineData [Y].BG[bg].VOffset; //MKendora; use temp var to reduce memory accesses - //HOffset = LineData [Y].BG[bg].HOffset; - HOffset = LineHOffset; //End MK @@ -1632,8 +1624,7 @@ static void DrawBackgroundOffset(uint32_t BGMode, uint32_t bg, uint8_t Z1, uint8 { VOffset = LineData [Y].BG[bg].VOffset; - //MKendora another mem access hack - //HOffset = LineData [Y].BG[bg].HOffset; + //MKendora; use temp var to reduce memory accesses HOffset = LineHOffset; //end MK @@ -1655,17 +1646,9 @@ static void DrawBackgroundOffset(uint32_t BGMode, uint32_t bg, uint8_t Z1, uint8 //MKendora Strike Gunner fix if ((HCellOffset & OffsetEnableMask)) - { - //HOffset= HCellOffset; - HOffset = (HCellOffset & ~7) | (LineHOffset & 7); - //HOffset |= LineData [Y].BG[bg].HOffset&7; - } else HOffset = LineHOffset; - //HOffset = LineData [Y].BG[bg].HOffset - - //Settings.StrikeGunnerOffsetHack; - //HOffset &= (~7); //end MK } } @@ -1715,7 +1698,6 @@ static void DrawBackgroundOffset(uint32_t BGMode, uint32_t bg, uint8_t Z1, uint8 Offset = HPos & 7; - //Count =1; Count = 8 - Offset; if (Count > MaxCount) Count = MaxCount; @@ -1816,19 +1798,12 @@ static void DrawBackgroundMode5(uint32_t bg, uint8_t Z1, uint8_t Z2) int Lines; -// int VOffsetMask; int VOffsetShift; if (BG.TileSize == 16) - { -// VOffsetMask = 0x3ff; VOffsetShift = 4; - } else - { -// VOffsetMask = 0x1ff; VOffsetShift = 3; - } int endy = IPPU.Interlace ? 1 + (GFX.EndY << 1) : GFX.EndY; int Y; @@ -2095,7 +2070,6 @@ static void DrawBackgroundMode5(uint32_t bg, uint8_t Z1, uint8_t Z2) } GFX.Pitch = IPPU.DoubleHeightPixels ? GFX.RealPitch * 2 : GFX.RealPitch; GFX.PPL = IPPU.DoubleHeightPixels ? GFX.PPLx2 : (GFX.PPLx2 >> 1); - } static void DrawBackground(uint32_t BGMode, uint32_t bg, uint8_t Z1, uint8_t Z2) @@ -2129,14 +2103,10 @@ static void DrawBackground(uint32_t BGMode, uint32_t bg, uint8_t Z1, uint8_t Z2) case 5: case 6: // XXX: is also offset per tile. - // if (Settings.SupportHiRes) - // { if (!Settings.SupportHiRes) SelectTileRenderer(true /* normal */); DrawBackgroundMode5(bg, Z1, Z2); return; - // } - break; } uint32_t Tile; @@ -3297,20 +3267,7 @@ void DisplayChar(uint8_t* Screen, uint8_t c) uint8_t p = font [line][offset + w]; if (p == '#') - { - /* - if(Memory.Hacked) - *s= BUILD_PIXEL(31,0,0); - else if(Memory.Iffy) - *s= BUILD_PIXEL(31,31,0); - else if(Memory.Iformat==1) - *s= BUILD_PIXEL(0,31,0); - else if(Memory.Iformat==2) - *s= BUILD_PIXEL(0,31,31); - else *s = 0xffff; - */ *s = Settings.DisplayColor; - } else if (p == '.') *s = BLACK; } @@ -3885,5 +3842,3 @@ void S9xUpdateScreen(void) IPPU.PreviousLine = IPPU.CurrentLine; } - - diff --git a/source/gfx.h b/source/gfx.h index 33e1747..663a4c3 100644 --- a/source/gfx.h +++ b/source/gfx.h @@ -21,11 +21,7 @@ extern struct SGFX GFX; bool S9xInitGFX(); void S9xDeinitGFX(); bool S9xInitUpdate(void); -#if 0 -void S9xSyncSpeed(); -#else #define S9xSyncSpeed() -#endif struct SGFX diff --git a/source/memmap.c b/source/memmap.c index d4071fb..a24b2cd 100644 --- a/source/memmap.c +++ b/source/memmap.c @@ -24,12 +24,6 @@ #include "spc7110.h" #include "seta.h" -#ifdef DS2_DMA -//#include "ds2_cpu.h" -//#include "ds2_dma.h" -//#include "dma_adj.h" -#endif - #ifdef __W32_HEAP #include <malloc.h> #endif @@ -347,9 +341,7 @@ bool S9xInitMemory() memset(Memory.RAM, 0, 0x20000); memset(Memory.SRAM, 0, 0x20000); memset(Memory.VRAM, 0, 0x10000); - // This needs to be initialised with a ROM first anyway, so don't - // bother memsetting. [Neb] - // memset (ROM, 0, MAX_ROM_SIZE + 0x200 + 0x8000); + // Don't bother memsetting ROM, we will load a game anyway. [Neb] Memory.BSRAM = (uint8_t*) malloc(0x80000); memset(Memory.BSRAM, 0, 0x80000); @@ -954,8 +946,6 @@ again: hi_score = hiromscore; RomHeader = Memory.ROM; } - - } Interleaved = Settings.ForceInterleaved || Settings.ForceInterleaved2; @@ -1272,7 +1262,6 @@ void InitROM(bool Interleaved) memset(Memory.BlockIsRAM, 0, MEMMAP_NUM_BLOCKS); memset(Memory.BlockIsROM, 0, MEMMAP_NUM_BLOCKS); - Memory.SRAM = Memory.SRAM; memset(Memory.ROMId, 0, 5); memset(Memory.CompanyId, 0, 3); @@ -1356,11 +1345,8 @@ void InitROM(bool Interleaved) SetaDSPMap(); else if (Settings.SuperFX) { - //::SRAM = ROM + 1024 * 1024 * 4; SuperFXROMMap(); Settings.MultiPlayer5Master = false; - //Settings.MouseMaster = false; - //Settings.SuperScopeMaster = false; Settings.DSP1Master = false; Settings.SA1 = false; Settings.C4 = false; @@ -1371,9 +1357,6 @@ void InitROM(bool Interleaved) (Memory.ROMType & 0xf) > 3 && (Memory.ROMType & 0xf0) == 0x30)) { Settings.SA1 = true; - // Settings.MultiPlayer5Master = false; - //Settings.MouseMaster = false; - //Settings.SuperScopeMaster = false; Settings.DSP1Master = false; Settings.C4 = false; Settings.SDD1 = false; @@ -1997,16 +1980,11 @@ void BSLoROMMap() Memory.Map [c + 3] = Memory.Map [c + 0x803] = (uint8_t*) MAP_PPU; Memory.Map [c + 4] = Memory.Map [c + 0x804] = (uint8_t*) MAP_CPU; Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t*) Memory.RAM; - // Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t *) Memory.SRAM; Memory.BlockIsRAM [c + 5] = Memory.BlockIsRAM [c + 0x805] = true; - // Memory.Map [c + 6] = Memory.Map [c + 0x806] = (uint8_t *)MAP_NONE; - // Memory.Map [c + 7] = Memory.Map [c + 0x807] = (uint8_t *)MAP_NONE; Memory.Map [c + 6] = Memory.Map [c + 0x806] = (uint8_t*) Memory.RAM; - // Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t *) SRAM; Memory.BlockIsRAM [c + 6] = Memory.BlockIsRAM [c + 0x806] = true; Memory.Map [c + 7] = Memory.Map [c + 0x807] = (uint8_t*) Memory.RAM; - // Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t *) Memory.SRAM; Memory.BlockIsRAM [c + 7] = Memory.BlockIsRAM [c + 0x807] = true; for (i = c + 8; i < c + 16; i++) { @@ -2023,22 +2001,6 @@ void BSLoROMMap() Memory.BlockIsRAM [(c << 4) + 0x105] = true; } - - /* // Banks 40->7f and c0->ff - for (c = 0; c < 0x400; c += 16) - { - for (i = c; i < c + 8; i++) - Map [i + 0x400] = Map [i + 0xc00] = &ROM [(c << 11) % CalculatedSize]; - - for (i = c + 8; i < c + 16; i++) - Map [i + 0x400] = Map [i + 0xc00] = &ROM [((c << 11) + 0x200000) % CalculatedSize - 0x8000]; - - for (i = c; i < c + 16; i++) - { - BlockIsROM [i + 0x400] = BlockIsROM [i + 0xc00] = true; - } - } - */ for (c = 1; c <= 4; c++) { for (i = 0; i < 16; i++) @@ -2074,8 +2036,6 @@ void BSLoROMMap() } MapRAM(); WriteProtectROM(); - - } void HiROMMap() @@ -2690,407 +2650,6 @@ void SufamiTurboLoROMMap() WriteProtectROM(); } -#if 0 - -//untested!! -void SameGameMap() -{ - int i; - int c; - int j; - - int mask[4]; - int mask2[4]; - for (j = 0; j < 4; j++) - mask[j] = mask2[j] = 0x00ff; - - mask[0] = (CalculatedSize / 0x10000) - 1; - mask2[0] = (Slot1Size / 0x10000) - 1; - - int x; - bool foundZeros; - bool pastZeros; - - for (j = 0; j < 3; j++) - { - x = 1; - foundZeros = false; - pastZeros = false; - - mask[j + 1] = mask[j]; - - while (x > 0x100 && !pastZeros) - { - if (mask[j]&x) - { - x <<= 1; - if (foundZeros) - pastZeros = true; - } - else - { - foundZeros = true; - pastZeros = false; - mask[j + 1] |= x; - x <<= 1; - } - } - } - - for (j = 0; j < 3; j++) - { - x = 1; - foundZeros = false; - pastZeros = false; - - mask2[j + 1] = mask2[j]; - - while (x > 0x100 && !pastZeros) - { - if (mask2[j]&x) - { - x <<= 1; - if (foundZeros) - pastZeros = true; - } - else - { - foundZeros = true; - pastZeros = false; - mask2[j + 1] |= x; - x <<= 1; - } - } - } - - - // Banks 00->3f and 80->bf - for (c = 0; c < 0x400; c += 16) - { - Memory.Map [c + 0] = Memory.Map [c + 0x800] = RAM; - Memory.BlockIsRAM [c + 0] = Memory.BlockIsRAM [c + 0x800] = true; - Memory.Map [c + 1] = Memory.Map [c + 0x801] = RAM; - Memory.BlockIsRAM [c + 1] = Memory.BlockIsRAM [c + 0x801] = true; - - Memory.Map [c + 2] = Memory.Map [c + 0x802] = (uint8_t*) MAP_PPU; - Memory.Map [c + 3] = Memory.Map [c + 0x803] = (uint8_t*) MAP_PPU; - Memory.Map [c + 4] = Memory.Map [c + 0x804] = (uint8_t*) MAP_CPU; - Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t*) MAP_CPU; - - Memory.Map [c + 6] = Memory.Map [c + 0x806] = (uint8_t*) MAP_NONE; - Memory.Map [c + 7] = Memory.Map [c + 0x807] = (uint8_t*) MAP_NONE; - } - - // Banks 30->3f and b0->bf, address ranges 6000->7fff is S-RAM. - for (c = 0; c < 16; c++) - { - Memory.Map [0x306 + (c << 4)] = (uint8_t*) MAP_HIROM_SRAM; - Memory.Map [0x307 + (c << 4)] = (uint8_t*) MAP_HIROM_SRAM; - Memory.Map [0xb06 + (c << 4)] = (uint8_t*) MAP_HIROM_SRAM; - Memory.Map [0xb07 + (c << 4)] = (uint8_t*) MAP_HIROM_SRAM; - Memory.BlockIsRAM [0x306 + (c << 4)] = true; - Memory.BlockIsRAM [0x307 + (c << 4)] = true; - Memory.BlockIsRAM [0xb06 + (c << 4)] = true; - Memory.BlockIsRAM [0xb07 + (c << 4)] = true; - } - - for c = 0; -c < 0x200; -c += 16) -{ - for (i = 0; i < 8; i++) - { - int e = 3; - int d = c >> 4; - while (d > mask[0]) - { - d &= mask[e]; - e--; - } - - int f = 3; - int g = c >> 4; - while (g > mask2[0]) - { - g &= mask2[f]; - f--; - } - - //stuff in HiROM areas - Memory.Map[c + 0x400 + i] = &ROM[d * 0x10000]; - Memory.Map[c + 0xC00 + i] = &ROM[d * 0x10000]; - //MINI - Memory.Map[c + 0x600 + i] = &ROMOffset1[g * 0x10000]; - Memory.Map[c + 0xE00 + i] = &ROMOffset1[g * 0x10000]; - - } - for (i = 8; i < 16; i++) - { - int e = 3; - int d = c >> 4; - while (d > mask[0]) - { - d &= mask[e]; - e--; - } - - int f = 3; - int g = c >> 4; - while (g > mask2[0]) - { - g &= mask2[f]; - f--; - } - - - //all stuff - //BASE - Memory.Map[c + i] = &ROM[d * 0x10000]; - Memory.Map[c + 0x800 + i] = &ROM[d * 0x10000]; - Memory.Map[c + 0x400 + i] = &ROM[d * 0x10000]; - Memory.Map[c + 0xC00 + i] = &ROM[d * 0x10000]; - //MINI - Memory.Map[c + 0x200 + i] = &ROMOffset1[g * 0x10000]; - Memory.Map[c + 0xA00 + i] = &ROMOffset1[g * 0x10000]; - Memory.Map[c + 0x600 + i] = &ROMOffset1[g * 0x10000]; - Memory.Map[c + 0xE00 + i] = &ROMOffset1[g * 0x10000]; - } - - } - - int bankmax = 0x40 + (1 << (ROMSize - 6)); - //safety for corrupt headers - if (bankmax > 128) - bankmax = 0x80; - int sum = 0; - for (i = 0x40; i < bankmax; i++) -{ - uint8_t* bank_low = (uint8_t*)Memory.Map[i << 4]; - for (c = 0; c < 0x10000; c++) - sum += bank_low[c]; - } - CalculatedChecksum = sum & 0xFFFF; - - MapRAM(); - WriteProtectROM(); -} - - -//Untested!! -void GNextROMMap() -{ - int c; - int i; - - // Banks 00->3f and 80->bf - for (c = 0; c < 0x400; c += 16) - { - Memory.Map [c + 0] = Memory.Map [c + 0x800] = RAM; - Memory.Map [c + 1] = Memory.Map [c + 0x801] = RAM; - Memory.BlockIsRAM [c + 0] = Memory.BlockIsRAM [c + 0x800] = true; - Memory.BlockIsRAM [c + 1] = Memory.BlockIsRAM [c + 0x801] = true; - - Memory.Map [c + 2] = Memory.Map [c + 0x802] = (uint8_t*) MAP_PPU; - Memory.Map [c + 3] = Memory.Map [c + 0x803] = (uint8_t*) &Memory.FillRAM [0x3000] - - 0x3000; - Memory.Map [c + 4] = Memory.Map [c + 0x804] = (uint8_t*) MAP_CPU; - Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t*) MAP_CPU; - Memory.Map [c + 6] = Memory.Map [c + 0x806] = (uint8_t*) MAP_BWRAM; - Memory.Map [c + 7] = Memory.Map [c + 0x807] = (uint8_t*) MAP_BWRAM; - for (i = c + 8; i < c + 16; i++) - { - Memory.Map [i] = Memory.Map [i + 0x800] = &ROM [c << 11] - 0x8000; - BlockIsROM [i] = BlockIsROM [i + 0x800] = true; - } - } - - - // Banks 40->4f (was 7f, but SNES docs and GNext overdumping shows nothing here.) - for (c = 0; c < 0x100; c += 16) - { - for (i = c; i < c + 16; i++) - Memory.Map [i + 0x400] = (uint8_t*) &SRAM [(c << 12) & 0x1ffff]; - - for (i = c; i < c + 16; i++) - BlockIsROM [i + 0x400] = false; - } - - for (c = 0; c < 0x100; c += 16) - { - for (i = c; i < c + 16; i++) - Memory.Map [i + 0x700] = (uint8_t*) &ROMOffset1 [(c << 12) & (Slot1Size - 1)]; - } - - // c0->ff - for (c = 0; c < 0x400; c += 16) - { - for (i = c; i < c + 16; i++) - { - Memory.Map [i + 0xc00] = &ROM [(c << 12) % CalculatedSize]; - BlockIsROM [i + 0xc00] = true; - } - } - - for (c = 0; c < 16; c++) - { - Memory.Map [c + 0x7e0] = RAM; - Memory.Map [c + 0x7f0] = RAM + 0x10000; - Memory.BlockIsRAM [c + 0x7e0] = true; - Memory.BlockIsRAM [c + 0x7f0] = true; - BlockIsROM [c + 0x7e0] = false; - BlockIsROM [c + 0x7f0] = false; - } - WriteProtectROM(); - - // Now copy the map and correct it for the SA1 CPU. - // memmove converted: Different mallocs [Neb] - memcpy((void*) SA1.WriteMap, (void*) WriteMap, sizeof(WriteMap)); - // memmove converted: Different mallocs [Neb] - memcpy((void*) SA1.Map, (void*) Memory.Map, sizeof(Memory.Map)); - - // Banks 00->3f and 80->bf - for (c = 0; c < 0x400; c += 16) - { - SA1.Map [c + 0] = SA1.Map [c + 0x800] = &Memory.FillRAM [0x3000]; - SA1.Map [c + 1] = SA1.Map [c + 0x801] = (uint8_t*) MAP_NONE; - SA1.WriteMap [c + 0] = SA1.WriteMap [c + 0x800] = &Memory.FillRAM [0x3000]; - SA1.WriteMap [c + 1] = SA1.WriteMap [c + 0x801] = (uint8_t*) MAP_NONE; - } - - // Banks 60->6f - for (c = 0; c < 0x100; c++) - SA1.Map [c + 0x600] = SA1.WriteMap [c + 0x600] = (uint8_t*) MAP_BWRAM_BITMAP; - - BWRAM = SRAM; -} - -void SufamiTurboAltROMMap() -{ - int c; - int i; - - if (Slot1Size != 0) - Slot1SRAMSize = (1 << ((uint8_t)ROMOffset1[0x32])) * 1024; - else Slot1Size = 0x8000; - if (Slot2Size != 0) - Slot2SRAMSize = (1 << ((uint8_t)ROMOffset2[0x32])) * 1024; - else Slot2Size = 0x8000; - - // Banks 00->3f and 80->bf - for (c = 0; c < 0x400; c += 16) - { - Memory.Map [c + 0] = Memory.Map [c + 0x800] = RAM; - Memory.Map [c + 1] = Memory.Map [c + 0x801] = RAM; - Memory.BlockIsRAM [c + 0] = Memory.BlockIsRAM [c + 0x800] = true; - Memory.BlockIsRAM [c + 1] = Memory.BlockIsRAM [c + 0x801] = true; - - Memory.Map [c + 2] = Memory.Map [c + 0x802] = (uint8_t*) MAP_PPU; - Memory.Map [c + 3] = Memory.Map [c + 0x803] = (uint8_t*) MAP_PPU; - Memory.Map [c + 4] = Memory.Map [c + 0x804] = (uint8_t*) MAP_CPU; - Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t*) MAP_CPU; - Memory.Map [c + 6] = Memory.Map [c + 0x806] = (uint8_t*) MAP_NONE; - Memory.Map [c + 7] = Memory.Map [c + 0x807] = (uint8_t*) MAP_NONE; - - // for (i = c + 8; i < c + 16; i++) - // { - // Memory.Map [i] = Memory.Map [i + 0x800] = &ROM [c << 11] - 0x8000; - // BlockIsROM [i] = BlockIsROM [i + 0x800] = true; - // } - - } - - //Map Bios - - for (c = 0; c < 0x200; c += 16) - { - for (i = c + 8; i < c + 16; i++) - { - Memory.Map [i] = Memory.Map [i + 0x800] = &ROM [((c >> 4) * 0x8000) % - CalculatedSize] - 0x8000; - BlockIsROM [i] = BlockIsROM [i + 0x800] = true; - } - - } - - - for (c = 0x200; c < 0x400; c += 16) - { - for (i = c + 8; i < c + 16; i++) - { - if (Slot1Size != 0) - { - Memory.Map [i] = Memory.Map [i + 0x800] = &ROMOffset1 [((( - c >> 4) * 0x8000) % Slot1Size)] - 0x8000; - BlockIsROM [i] = BlockIsROM [i + 0x800] = true; - } - else Memory.Map [i] = Memory.Map [i + 0x800] = (uint8_t*)MAP_NONE; - } - - } - - for (c = 0x400; c < 0x600; c += 16) - { - for (i = c; i < c + 8; i++) - { - if (Slot2Size != 0) - { - Memory.Map [i] = Memory.Map [i + 0x800] = &ROMOffset2[((( - c >> 4) * 0x8000) % Slot2Size)]; - BlockIsROM [i] = BlockIsROM [i + 0x800] = true; - } - else Memory.Map [i] = Memory.Map [i + 0x800] = (uint8_t*)MAP_NONE; - - } - for (i = c + 8; i < c + 16; i++) - { - if (Slot2Size != 0) - { - Memory.Map [i] = Memory.Map [i + 0x800] = &ROMOffset2[((( - c >> 4) * 0x8000) % Slot2Size)] - 0x8000; - BlockIsROM [i] = BlockIsROM [i + 0x800] = true; - } - else Memory.Map [i] = Memory.Map [i + 0x800] = (uint8_t*)MAP_NONE; - - } - - } - - // Banks 60->67 (7F?), S-RAM - if (Slot1SRAMSize != 0) - { - for (c = 0; c < 0x100; c++) - { - Memory.Map [c + 0xE00] = Memory.Map [c + 0x600] = (uint8_t*) MAP_LOROM_SRAM; - Memory.BlockIsRAM [c + 0xE00] = Memory.BlockIsRAM [c + 0x600] = true; - BlockIsROM [c + 0xE00] = BlockIsROM [c + 0x600] = false; - } - } - if (Slot2SRAMSize != 0) - { - for (c = 0; c < 0x100; c++) - { - Memory.Map [c + 0xF00] = Memory.Map [c + 0x700] = (uint8_t*) MAP_LOROM_SRAM; - Memory.BlockIsRAM [c + 0xF00] = Memory.BlockIsRAM [c + 0x700] = true; - BlockIsROM [c + 0xF00] = BlockIsROM [c + 0x700] = false; - } - } - - // Banks 7e->7f, RAM - for (c = 0; c < 16; c++) - { - Memory.Map [c + 0x7e0] = RAM; - Memory.Map [c + 0x7f0] = RAM + 0x10000; - Memory.BlockIsRAM [c + 0x7e0] = true; - Memory.BlockIsRAM [c + 0x7f0] = true; - BlockIsROM [c + 0x7e0] = false; - BlockIsROM [c + 0x7f0] = false; - } - - WriteProtectROM(); -} -#endif - - void SRAM512KLoROMMap() { int c; @@ -3157,16 +2716,11 @@ void BSHiROMMap() Memory.Map [c + 4] = Memory.Map [c + 0x804] = (uint8_t*) MAP_CPU; // XXX: How large is SRAM?? Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t*) Memory.RAM; - // Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t *) SRAM; Memory.BlockIsRAM [c + 5] = Memory.BlockIsRAM [c + 0x805] = true; - // Memory.Map [c + 6] = Memory.Map [c + 0x806] = (uint8_t *) MAP_NONE; - // Memory.Map [c + 7] = Memory.Map [c + 0x807] = (uint8_t *) MAP_NONE; Memory.Map [c + 6] = Memory.Map [c + 0x806] = (uint8_t*) Memory.RAM; - // Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t *) SRAM; Memory.BlockIsRAM [c + 6] = Memory.BlockIsRAM [c + 0x806] = true; Memory.Map [c + 7] = Memory.Map [c + 0x807] = (uint8_t*) Memory.RAM; - // Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t *) Memory.SRAM; Memory.BlockIsRAM [c + 7] = Memory.BlockIsRAM [c + 0x807] = true; for (i = c + 8; i < c + 16; i++) @@ -3233,13 +2787,11 @@ void JumboLoROMMap(bool Interleaved) int i; uint32_t OFFSET0 = 0x400000; -// uint32_t OFFSET1 = 0x400000; uint32_t OFFSET2 = 0x000000; if (Interleaved) { OFFSET0 = 0x000000; -// OFFSET1 = 0x000000; OFFSET2 = Memory.CalculatedSize - 0x400000; //changed to work with interleaved DKJM2. } @@ -3350,8 +2902,8 @@ void SPC7110HiROMMap() Memory.Map [c + 4] = Memory.Map [c + 0x804] = (uint8_t*) MAP_CPU; Memory.Map [c + 5] = Memory.Map [c + 0x805] = (uint8_t*) MAP_CPU; - Memory.Map [c + 6] /*= Memory.Map [c + 0x806]*/ = (uint8_t*) MAP_HIROM_SRAM; - Memory.Map [c + 7] /*= Memory.Map [c + 0x807]*/ = (uint8_t*) MAP_HIROM_SRAM; + Memory.Map [c + 6] = (uint8_t*) MAP_HIROM_SRAM; + Memory.Map [c + 7] = (uint8_t*) MAP_HIROM_SRAM; Memory.Map [c + 0x806] = Memory.Map [c + 0x807] = (uint8_t*) MAP_NONE; for (i = c + 8; i < c + 16; i++) @@ -3371,8 +2923,6 @@ void SPC7110HiROMMap() Memory.Map [0xb07 + (c << 4)] = (uint8_t*) MAP_NONE; Memory.BlockIsRAM [0x306 + (c << 4)] = true; Memory.BlockIsRAM [0x307 + (c << 4)] = true; - // Memory.BlockIsRAM [0xb06 + (c << 4)] = true; - // Memory.BlockIsRAM [0xb07 + (c << 4)] = true; } // Banks 40->7f and c0->ff @@ -3422,8 +2972,6 @@ void SPC7110Sram(uint8_t newstate) Memory.Map[7] = (uint8_t*)MAP_HIROM_SRAM; Memory.Map[0x306] = (uint8_t*)MAP_HIROM_SRAM; Memory.Map[0x307] = (uint8_t*)MAP_HIROM_SRAM; - - } else { @@ -3796,9 +3344,6 @@ void ApplyROMFixes() Settings.H_Max = (SNES_CYCLES_PER_SCANLINE * Settings.CyclesPercentage) / 100; - //no need to ifdef for right now... - //#ifdef HDMA_HACKS - // A Couple of HDMA related hacks - Lantus if ((strcmp(Memory.ROMName, "SFX SUPERBUTOUDEN2") == 0) || (strcmp(Memory.ROMName, "ALIEN vs. PREDATOR") == 0) || @@ -3809,10 +3354,6 @@ void ApplyROMFixes() if (strcmp(Memory.ROMName, "HOME IMPROVEMENT") == 0) Settings.H_Max = (SNES_CYCLES_PER_SCANLINE * 200) / 100; - // End HDMA hacks - //#endif - - if (strcmp(Memory.ROMId, "ASRJ") == 0 && Settings.CyclesPercentage == 100) // Street Racer Settings.H_Max = (SNES_CYCLES_PER_SCANLINE * 95) / 100; @@ -4048,27 +3589,10 @@ void ApplyROMFixes() strcmp(Memory.ROMName, "goemon 4") == 0) SNESGameFixes.SRAMInitialValue = 0x00; -#if 0 - if (strcmp(Memory.ROMName, "XBAND JAPANESE MODEM") == 0) - { - for (c = 0x200; c < 0x400; c += 16) - { - for (int i = c; i < c + 16; i++) - { - Memory.Map [i + 0x400] = Memory.Map [i + 0xc00] = &ROM[c * 0x1000]; - Memory.BlockIsRAM [i + 0x400] = Memory.BlockIsRAM [i + 0xc00] = true; - BlockIsROM [i + 0x400] = BlockIsROM [i + 0xc00] = false; - } - } - WriteProtectROM(); - } -#endif - #define RomPatch(adr,ov,nv) \ if (Memory.ROM [adr] == ov) \ Memory.ROM [adr] = nv - // Love Quest if (strcmp(Memory.ROMName, "LOVE QUEST") == 0) { @@ -4196,4 +3720,3 @@ void ParseSNESHeader(uint8_t* RomHeader) #undef INLINE #define INLINE #include "getset.h" - diff --git a/source/memmap.h b/source/memmap.h index be69556..788c30a 100644 --- a/source/memmap.h +++ b/source/memmap.h @@ -70,7 +70,6 @@ void JumboLoROMMap(bool); void LoROMMap(); void LoROM24MBSMap(); void SRAM512KLoROMMap(); -// void SRAM1024KLoROMMap (); void SufamiTurboLoROMMap(); void HiROMMap(); void SuperFXROMMap(); @@ -144,9 +143,6 @@ typedef struct uint32_t ROMCRC32; uint8_t ExtendedFormat; uint8_t* BSRAM; -#if 0 - bool LoadMulti(const char*, const char*, const char*); -#endif } CMemory; void ResetSpeedMap(); @@ -173,4 +169,3 @@ extern uint8_t OpenBus; #endif // NO_INLINE_SET_GET #endif // _memmap_h_ - diff --git a/source/messages.h b/source/messages.h index c343894..00776ca 100644 --- a/source/messages.h +++ b/source/messages.h @@ -49,4 +49,3 @@ enum }; #endif - diff --git a/source/obc1.h b/source/obc1.h index aa5ecd6..7d478f0 100644 --- a/source/obc1.h +++ b/source/obc1.h @@ -7,7 +7,7 @@ uint8_t GetOBC1(uint16_t Address); void SetOBC1(uint8_t Byte, uint16_t Address); uint8_t* GetBasePointerOBC1(uint32_t Address); uint8_t* GetMemPointerOBC1(uint32_t Address); -void ResetOBC1();//bool full); +void ResetOBC1(); #endif diff --git a/source/port.h b/source/port.h index 2844e06..125d656 100644 --- a/source/port.h +++ b/source/port.h @@ -52,9 +52,6 @@ void S9xGenerateSound(void); // On little-endian MIPS, a 16-bit word can be read directly from an address // only if it's aligned. #define FAST_ALIGNED_LSB_WORD_ACCESS -#else -//#define MSB_FIRST -//#define FAST_LSB_WORD_ACCESS #endif #include <libretro.h> diff --git a/source/ppu.c b/source/ppu.c index 1b56bd7..8d66685 100644 --- a/source/ppu.c +++ b/source/ppu.c @@ -27,19 +27,11 @@ void S9xLatchCounters(bool force) { if (!force && !(Memory.FillRAM[0x4213] & 0x80)) return; -#if 0 -# ifdef CPU_SHUTDOWN - CPU.WaitAddress = CPU.PCAtOpcodeStart; -# endif -#endif PPU.HVBeamCounterLatched = 1; PPU.VBeamPosLatched = (uint16_t) CPU.V_Counter; PPU.HBeamPosLatched = (uint16_t)((CPU.Cycles * SNES_HCOUNTER_MAX) / Settings.H_Max); - // Causes screen flicker for Yoshi's Island if uncommented - //CLEAR_IRQ_SOURCE (PPU_V_BEAM_IRQ_SOURCE | PPU_H_BEAM_IRQ_SOURCE); - Memory.FillRAM [0x213F] |= 0x40; } @@ -173,7 +165,6 @@ static void S9xSetSuperFX(uint8_t Byte, uint16_t Address) /******************************************************************************/ void S9xSetPPU(uint8_t Byte, uint16_t Address) { - // fprintf(stderr, "%03d: %02x to %04x\n", CPU.V_Counter, Byte, Address); if (Address <= 0x2183) { switch (Address) @@ -325,49 +316,41 @@ void S9xSetPPU(uint8_t Byte, uint16_t Address) //TEST9 if(last_written != 0x210d) PPU.BGnxOFSbyte = 0; PPU.BG[0].HOffset = (Byte << 8) | PPU.BGnxOFSbyte; PPU.BGnxOFSbyte = Byte; - // fprintf(stderr, "%02x to %04x (PPU.BG[0].HOffset = %04x %d)\n", Byte, Address, PPU.BG[0].HOffset, CPU.V_Counter); break; case 0x210E: PPU.BG[0].VOffset = (Byte << 8) | PPU.BGnxOFSbyte; PPU.BGnxOFSbyte = Byte; - // fprintf(stderr, "%02x to %04x (PPU.BG[0].VOffset = %04x %d)\n", Byte, Address, PPU.BG[0].VOffset, CPU.V_Counter); break; case 0x210F: PPU.BG[1].HOffset = (Byte << 8) | PPU.BGnxOFSbyte; PPU.BGnxOFSbyte = Byte; - // fprintf(stderr, "%02x to %04x (PPU.BG[1].HOffset = %04x %d)\n", Byte, Address, PPU.BG[1].HOffset, CPU.V_Counter); break; case 0x2110: PPU.BG[1].VOffset = (Byte << 8) | PPU.BGnxOFSbyte; PPU.BGnxOFSbyte = Byte; - // fprintf(stderr, "%02x to %04x (PPU.BG[1].VOffset = %04x %d)\n", Byte, Address, PPU.BG[1].VOffset, CPU.V_Counter); break; case 0x2111: PPU.BG[2].HOffset = (Byte << 8) | PPU.BGnxOFSbyte; PPU.BGnxOFSbyte = Byte; - // fprintf(stderr, "%02x to %04x (PPU.BG[2].HOffset = %04x %d)\n", Byte, Address, PPU.BG[2].HOffset, CPU.V_Counter); break; case 0x2112: PPU.BG[2].VOffset = (Byte << 8) | PPU.BGnxOFSbyte; PPU.BGnxOFSbyte = Byte; - // fprintf(stderr, "%02x to %04x (PPU.BG[2].VOffset = %04x %d)\n", Byte, Address, PPU.BG[2].VOffset, CPU.V_Counter); break; case 0x2113: PPU.BG[3].HOffset = (Byte << 8) | PPU.BGnxOFSbyte; PPU.BGnxOFSbyte = Byte; - // fprintf(stderr, "%02x to %04x (PPU.BG[3].HOffset = %04x %d)\n", Byte, Address, PPU.BG[3].HOffset, CPU.V_Counter); break; case 0x2114: PPU.BG[3].VOffset = (Byte << 8) | PPU.BGnxOFSbyte; PPU.BGnxOFSbyte = Byte; - // fprintf(stderr, "%02x to %04x (PPU.BG[3].VOffset = %04x %d)\n", Byte, Address, PPU.BG[3].VOffset, CPU.V_Counter); break; //end Theme Park @@ -392,7 +375,6 @@ void S9xSetPPU(uint8_t Byte, uint16_t Address) { static uint16_t IncCount [4] = { 0, 32, 64, 128 }; static uint16_t Shift [4] = { 0, 5, 6, 7 }; - // PPU.VMA.Increment = 1; uint8_t i = (Byte & 0x0c) >> 2; PPU.VMA.FullGraphicCount = IncCount [i]; PPU.VMA.Mask1 = IncCount [i] * 8 - 1; @@ -692,8 +674,6 @@ void S9xSetPPU(uint8_t Byte, uint16_t Address) } else PPU.ScreenHeight = SNES_HEIGHT; - //if((Byte & 1)&&(PPU.BGMode==5||PPU.BGMode==6)) - //IPPU.Interlace=1; if ((Memory.FillRAM [0x2133] ^ Byte) & 3) { FLUSH_REDRAW(); @@ -702,7 +682,6 @@ void S9xSetPPU(uint8_t Byte, uint16_t Address) if (PPU.BGMode == 5 || PPU.BGMode == 6) IPPU.Interlace = Byte & 1; IPPU.InterlaceSprites = 0; - // IPPU.InterlaceSprites = (Byte&2)>>1; } } @@ -803,7 +782,6 @@ void S9xSetPPU(uint8_t Byte, uint16_t Address) #ifdef SPCTOOL _SPCInPB(Address & 3, Byte); #else - // CPU.Flags |= DEBUG_MODE_FLAG; Memory.FillRAM [Address] = Byte; IAPU.RAM [(Address & 3) + 0xf4] = Byte; #ifdef SPC700_SHUTDOWN @@ -865,7 +843,7 @@ void S9xSetPPU(uint8_t Byte, uint16_t Address) /******************************************************************************/ uint8_t S9xGetPPU(uint16_t Address) { - uint8_t byte = OpenBus; + uint8_t byte; if (Address < 0x2100) //not a real PPU reg return OpenBus; //treat as unmapped memory returning last byte on the bus if (Address <= 0x2190) @@ -1190,16 +1168,12 @@ uint8_t S9xGetPPU(uint16_t Address) #ifdef SPCTOOL return ((uint8_t) _SPCOutP [Address & 3]); #else - // CPU.Flags |= DEBUG_MODE_FLAG; #ifdef SPC700_SHUTDOWN IAPU.APUExecuting = Settings.APUEnabled; IAPU.WaitCounter++; #endif if (Settings.APUEnabled) { -#ifdef CPU_SHUTDOWN - // CPU.WaitAddress = CPU.PCAtOpcodeStart; -#endif if (SNESGameFixes.APU_OutPorts_ReturnValueFix && Address >= 0x2140 && Address <= 0x2143 && !CPU.V_Counter) { @@ -1267,13 +1241,10 @@ uint8_t S9xGetPPU(uint16_t Address) case 0x21c2: if (Model->_5C77 == 2) return (0x20); - - // fprintf(stderr, "Read from $21c2!\n"); return OpenBus; case 0x21c3: if (Model->_5C77 == 2) return (0); - // fprintf(stderr, "Read from $21c3!\n"); return OpenBus; case 0x2800: // For Dai Kaijyu Monogatari II @@ -1291,8 +1262,6 @@ uint8_t S9xGetPPU(uint16_t Address) byte = Memory.FillRAM [Address]; - //if (Address != 0x3030 && Address != 0x3031) - //printf ("%04x\n", Address); #ifdef CPU_SHUTDOWN if (Address == 0x3030) CPU.WaitAddress = CPU.PCAtOpcodeStart; @@ -1305,7 +1274,6 @@ uint8_t S9xGetPPU(uint16_t Address) } return (byte); } - // fprintf(stderr, "%03d: %02x from %04x\n", CPU.V_Counter, byte, Address); return (byte); } @@ -1316,7 +1284,6 @@ uint8_t S9xGetPPU(uint16_t Address) void S9xSetCPU(uint8_t byte, uint16_t Address) { int d; - // fprintf(stderr, "%03d: %02x to %04x\n", CPU.V_Counter, byte, Address); if (Address < 0x4200) { @@ -1345,7 +1312,6 @@ void S9xSetCPU(uint8_t byte, uint16_t Address) // NMI, V & H IRQ and joypad reading enable flags if (byte & 0x20) { - //if(!SNESGameFixes.umiharakawaseFix && PPU.IRQVBeamPos==262) fprintf(stderr, "PPU.IRQVBeamPos = %d, CPU.V_Counter = %d\n", PPU.IRQVBeamPos, CPU.V_Counter); if (!PPU.VTimerEnabled) { PPU.VTimerEnabled = true; @@ -1358,8 +1324,6 @@ void S9xSetCPU(uint8_t byte, uint16_t Address) else { PPU.VTimerEnabled = false; - // if (SNESGameFixes.umiharakawaseFix) - // byte &= ~0x20; } if (byte & 0x10) @@ -1736,11 +1700,7 @@ void S9xSetCPU(uint8_t byte, uint16_t Address) case 0x435B: case 0x436B: case 0x437B: - // Unknown, but they seem to be RAM-ish -#if 0 - fprintf(stderr, "Write %02x to %04x!\n", byte, Address); -#endif break; //These registers are used by both the S-DD1 and the SPC7110 @@ -1750,14 +1710,12 @@ void S9xSetCPU(uint8_t byte, uint16_t Address) case 0x4803: if (Settings.SPC7110) S9xSetSPC7110(byte, Address); - //printf ("%02x->%04x\n", byte, Address); break; case 0x4804: case 0x4805: case 0x4806: case 0x4807: - //printf ("%02x->%04x\n", byte, Address); if (Settings.SPC7110) S9xSetSPC7110(byte, Address); else S9xSetSDD1MemoryMap(Address - 0x4804, byte & 7); @@ -1822,7 +1780,6 @@ void S9xSetCPU(uint8_t byte, uint16_t Address) uint8_t S9xGetCPU(uint16_t Address) { uint8_t byte; - // fprintf(stderr, "read from %04x\n", Address); if (Address < 0x4200) { @@ -1845,9 +1802,7 @@ uint8_t S9xGetCPU(uint16_t Address) } int ind = Settings.SwapJoypads ? 1 : 0; - byte = IPPU.Joypads[ind] >> (PPU.Joypad1ButtonReadPos ^ 15); - PPU.Joypad1ButtonReadPos++; - return (byte & 1); + return (IPPU.Joypads[ind] >> (PPU.Joypad1ButtonReadPos++ ^ 15)) & 1; } case 0x4017: { @@ -1890,8 +1845,7 @@ uint8_t S9xGetCPU(uint16_t Address) return (byte); } } - else if (IPPU.Controller == SNES_JUSTIFIER - || IPPU.Controller == SNES_JUSTIFIER_2) + else if (IPPU.Controller == SNES_JUSTIFIER || IPPU.Controller == SNES_JUSTIFIER_2) { uint8_t rv; rv = (1 & (justifiers >> in_bit)); @@ -1904,7 +1858,6 @@ uint8_t S9xGetCPU(uint16_t Address) default: return OpenBus; } - // return (Memory.FillRAM [Address]); } else switch (Address) @@ -2107,7 +2060,6 @@ uint8_t S9xGetCPU(uint16_t Address) case 0x435B: case 0x436B: case 0x437B: - // Unknown, but they seem to be RAM-ish return (Memory.FillRAM[Address]); @@ -2120,7 +2072,6 @@ uint8_t S9xGetCPU(uint16_t Address) return OpenBus; } - // return (Memory.FillRAM[Address]); } static void CommonPPUReset() @@ -2330,16 +2281,6 @@ void S9xResetPPU() void S9xSoftResetPPU() { CommonPPUReset(); - // PPU.Joypad1ButtonReadPos = 0; - // PPU.Joypad2ButtonReadPos = 0; - // PPU.Joypad3ButtonReadPos = 0; - - // IPPU.Joypads[0] = IPPU.Joypads[1] = IPPU.Joypads[2] = 0; - // IPPU.Joypads[3] = IPPU.Joypads[4] = 0; - // IPPU.SuperScope = 0; - // IPPU.Mouse[0] = IPPU.Mouse[1] = 0; - // IPPU.PrevMouseX[0] = IPPU.PrevMouseX[1] = 256 / 2; - // IPPU.PrevMouseY[0] = IPPU.PrevMouseY[1] = 224 / 2; int c; for (c = 0; c < 0x8000; c += 0x100) @@ -2508,18 +2449,12 @@ void S9xUpdateJustifiers() { static bool last_p1; in_bit = 0; - // static int p1count; justifiers = 0xFFFF00AA; bool offscreen = JustifierOffscreen(); JustifierButtons(&justifiers); - // if(p1count==32) - // { last_p1 = !last_p1; - // p1count=0; - // } - // p1count++; if (!last_p1) justifiers |= 0x1000; @@ -2617,8 +2552,6 @@ void S9xUpdateJoypads() for (i = 0; i < 5; i++) IPPU.Joypads [i] = S9xReadJoypad(i); - // S9xMovieUpdate(); - for (i = 0; i < 5; i++) { if ((IPPU.Joypads [i] & (SNES_LEFT_MASK | SNES_RIGHT_MASK)) == @@ -2851,7 +2784,6 @@ void REGISTER_2118(uint8_t Byte) IPPU.TileCached [TILE_8BIT][address >> 6] = false; if (!PPU.VMA.High) PPU.VMA.Address += PPU.VMA.Increment; - // Memory.FillRAM [0x2118] = Byte; } void REGISTER_2118_tile(uint8_t Byte) @@ -2867,7 +2799,6 @@ void REGISTER_2118_tile(uint8_t Byte) IPPU.TileCached [TILE_8BIT][address >> 6] = false; if (!PPU.VMA.High) PPU.VMA.Address += PPU.VMA.Increment; - // Memory.FillRAM [0x2118] = Byte; } void REGISTER_2118_linear(uint8_t Byte) @@ -2879,7 +2810,6 @@ void REGISTER_2118_linear(uint8_t Byte) IPPU.TileCached [TILE_8BIT][address >> 6] = false; if (!PPU.VMA.High) PPU.VMA.Address += PPU.VMA.Increment; - // Memory.FillRAM [0x2118] = Byte; } void REGISTER_2119(uint8_t Byte) @@ -2900,7 +2830,6 @@ void REGISTER_2119(uint8_t Byte) IPPU.TileCached [TILE_8BIT][address >> 6] = false; if (PPU.VMA.High) PPU.VMA.Address += PPU.VMA.Increment; - // Memory.FillRAM [0x2119] = Byte; } void REGISTER_2119_tile(uint8_t Byte) @@ -2915,7 +2844,6 @@ void REGISTER_2119_tile(uint8_t Byte) IPPU.TileCached [TILE_8BIT][address >> 6] = false; if (PPU.VMA.High) PPU.VMA.Address += PPU.VMA.Increment; - // Memory.FillRAM [0x2119] = Byte; } void REGISTER_2119_linear(uint8_t Byte) @@ -2927,7 +2855,6 @@ void REGISTER_2119_linear(uint8_t Byte) IPPU.TileCached [TILE_8BIT][address >> 6] = false; if (PPU.VMA.High) PPU.VMA.Address += PPU.VMA.Increment; - // Memory.FillRAM [0x2119] = Byte; } void REGISTER_2122(uint8_t Byte) @@ -2966,7 +2893,6 @@ void REGISTER_2122(uint8_t Byte) } } PPU.CGFLIP ^= 1; - // Memory.FillRAM [0x2122] = Byte; } void REGISTER_2180(uint8_t Byte) diff --git a/source/sa1.c b/source/sa1.c index 2644606..18540fb 100644 --- a/source/sa1.c +++ b/source/sa1.c @@ -262,20 +262,6 @@ void S9xSA1SetPCBase(uint32_t address) } } -void S9xSA1ExecuteDuringSleep() -{ -#if 0 - if (SA1.Executing) - { - while (CPU.Cycles < CPU.NextEvent) - { - S9xSA1MainLoop(); - CPU.Cycles += TWO_CYCLES * 2; - } - } -#endif -} - void S9xSetSA1MemMap(uint32_t which1, uint8_t map) { int c; @@ -306,7 +292,6 @@ void S9xSetSA1MemMap(uint32_t which1, uint8_t map) uint8_t S9xGetSA1(uint32_t address) { - // printf ("R: %04x\n", address); switch (address) { case 0x2300: @@ -344,12 +329,10 @@ uint8_t S9xGetSA1(uint32_t address) void S9xSetSA1(uint8_t byte, uint32_t address) { - //printf ("W: %02x -> %04x\n", byte, address); switch (address) { case 0x2200: SA1.Waiting = (byte & 0x60) != 0; - // SA1.Executing = !SA1.Waiting && SA1.S9xOpcodes; if (!(byte & 0x20) && (Memory.FillRAM [0x2200] & 0x20)) S9xSA1Reset(); @@ -366,9 +349,6 @@ void S9xSetSA1(uint8_t byte, uint32_t address) if (byte & 0x10) { Memory.FillRAM [0x2301] |= 0x10; - if (Memory.FillRAM [0x220a] & 0x10) - { - } } break; @@ -392,25 +372,13 @@ void S9xSetSA1(uint8_t byte, uint32_t address) S9xClearIRQ(SA1_DMA_IRQ_SOURCE); } break; + case 0x2203: - // printf ("SA1 reset vector: %04x\n", byte | (Memory.FillRAM [0x2204] << 8)); - break; case 0x2204: - // printf ("SA1 reset vector: %04x\n", (byte << 8) | Memory.FillRAM [0x2203]); - break; - case 0x2205: - // printf ("SA1 NMI vector: %04x\n", byte | (Memory.FillRAM [0x2206] << 8)); - break; case 0x2206: - // printf ("SA1 NMI vector: %04x\n", (byte << 8) | Memory.FillRAM [0x2205]); - break; - case 0x2207: - // printf ("SA1 IRQ vector: %04x\n", byte | (Memory.FillRAM [0x2208] << 8)); - break; case 0x2208: - // printf ("SA1 IRQ vector: %04x\n", (byte << 8) | Memory.FillRAM [0x2207]); break; case 0x2209: @@ -427,28 +395,18 @@ void S9xSetSA1(uint8_t byte, uint32_t address) { SA1.Flags |= IRQ_PENDING_FLAG; SA1.IRQActive |= SNES_IRQ_SOURCE; - // SA1.Executing = !SA1.Waiting; } if (((byte ^ Memory.FillRAM [0x220a]) & 0x40) && (Memory.FillRAM [0x2301] & byte & 0x40)) { SA1.Flags |= IRQ_PENDING_FLAG; SA1.IRQActive |= TIMER_IRQ_SOURCE; - // SA1.Executing = !SA1.Waiting; } if (((byte ^ Memory.FillRAM [0x220a]) & 0x20) && (Memory.FillRAM [0x2301] & byte & 0x20)) { SA1.Flags |= IRQ_PENDING_FLAG; SA1.IRQActive |= DMA_IRQ_SOURCE; - // SA1.Executing = !SA1.Waiting; - } - if (((byte ^ Memory.FillRAM [0x220a]) & 0x10) && - (Memory.FillRAM [0x2301] & byte & 0x10)) - { -#if 0 - printf("###SA1 NMI\n"); -#endif } break; case 0x220b: @@ -476,26 +434,12 @@ void S9xSetSA1(uint8_t byte, uint32_t address) SA1.Flags &= ~IRQ_PENDING_FLAG; break; case 0x220c: - // printf ("SNES NMI vector: %04x\n", byte | (Memory.FillRAM [0x220d] << 8)); - break; case 0x220d: - // printf ("SNES NMI vector: %04x\n", (byte << 8) | Memory.FillRAM [0x220c]); - break; - case 0x220e: - // printf ("SNES IRQ vector: %04x\n", byte | (Memory.FillRAM [0x220f] << 8)); - break; case 0x220f: - // printf ("SNES IRQ vector: %04x\n", (byte << 8) | Memory.FillRAM [0x220e]); - break; - case 0x2210: -#if 0 - printf("Timer %s\n", (byte & 0x80) ? "linear" : "HV"); - printf("Timer H-IRQ %s\n", (byte & 1) ? "enabled" : "disabled"); - printf("Timer V-IRQ %s\n", (byte & 2) ? "enabled" : "disabled"); -#endif break; + case 0x2211: printf("Timer reset\n"); break; @@ -516,62 +460,28 @@ void S9xSetSA1(uint8_t byte, uint32_t address) case 0x2222: case 0x2223: S9xSetSA1MemMap(address - 0x2220, byte); - // printf ("MMC: %02x\n", byte); break; case 0x2224: - // printf ("BWRAM image SNES %02x -> 0x6000\n", byte); Memory.BWRAM = Memory.SRAM + (byte & 7) * 0x2000; break; case 0x2225: - // printf ("BWRAM image SA1 %02x -> 0x6000 (%02x)\n", byte, Memory.FillRAM [address]); if (byte != Memory.FillRAM [address]) S9xSA1SetBWRAMMemMap(byte); break; case 0x2226: - // printf ("BW-RAM SNES write %s\n", (byte & 0x80) ? "enabled" : "disabled"); - break; case 0x2227: - // printf ("BW-RAM SA1 write %s\n", (byte & 0x80) ? "enabled" : "disabled"); - break; - case 0x2228: - // printf ("BW-RAM write protect area %02x\n", byte); - break; case 0x2229: - // printf ("I-RAM SNES write protect area %02x\n", byte); - break; case 0x222a: - // printf ("I-RAM SA1 write protect area %02x\n", byte); - break; case 0x2230: -#if 0 - printf("SA1 DMA %s\n", (byte & 0x80) ? "enabled" : "disabled"); - printf("DMA priority %s\n", (byte & 0x40) ? "DMA" : "SA1"); - printf("DMA %s\n", (byte & 0x20) ? "char conv" : "normal"); - printf("DMA type %s\n", (byte & 0x10) ? "BW-RAM -> I-RAM" : "SA1 -> I-RAM"); - printf("DMA distination %s\n", (byte & 4) ? "BW-RAM" : "I-RAM"); - printf("DMA source %s\n", DMAsource [byte & 3]); -#endif break; case 0x2231: if (byte & 0x80) SA1.in_char_dma = false; -#if 0 - printf("CHDEND %s\n", (byte & 0x80) ? "complete" : "incomplete"); - printf("DMA colour mode %d\n", byte & 3); - printf("virtual VRAM width %d\n", (byte >> 2) & 7); -#endif break; case 0x2232: case 0x2233: case 0x2234: - Memory.FillRAM [address] = byte; -#if 0 - printf("DMA source start %06x\n", - Memory.FillRAM [0x2232] | (Memory.FillRAM [0x2233] << 8) | - (Memory.FillRAM [0x2234] << 16)); -#endif - break; case 0x2235: Memory.FillRAM [address] = byte; break; @@ -597,23 +507,13 @@ void S9xSetSA1(uint8_t byte, uint32_t address) // Normal DMA to BW-RAM S9xSA1DMA(); } -#if 0 - printf("DMA dest address %06x\n", - Memory.FillRAM [0x2235] | (Memory.FillRAM [0x2236] << 8) | - (Memory.FillRAM [0x2237] << 16)); -#endif break; case 0x2238: case 0x2239: Memory.FillRAM [address] = byte; -#if 0 - printf("DMA length %04x\n", - Memory.FillRAM [0x2238] | (Memory.FillRAM [0x2239] << 8)); -#endif break; case 0x223f: SA1.VirtualBitmapFormat = (byte & 0x80) ? 2 : 4; - //printf ("virtual VRAM depth %d\n", (byte & 0x80) ? 2 : 4); break; case 0x2240: @@ -631,13 +531,6 @@ void S9xSetSA1(uint8_t byte, uint32_t address) case 0x224c: case 0x224d: case 0x224e: -#if 0 - if (!(SA1.Flags & TRACE_FLAG)) - { - TraceSA1(); - Trace(); - } -#endif Memory.FillRAM [address] = byte; break; @@ -706,7 +599,6 @@ void S9xSetSA1(uint8_t byte, uint32_t address) S9xSA1ReadVariableLengthData(false, true); return; default: - // printf ("W: %02x->%04x\n", byte, address); break; } if (address >= 0x2200 && address <= 0x22ff) @@ -807,7 +699,6 @@ static void S9xSA1DMA() { SA1.Flags |= IRQ_PENDING_FLAG; SA1.IRQActive |= DMA_IRQ_SOURCE; - // SA1.Executing = !SA1.Waiting; } } diff --git a/source/sa1.h b/source/sa1.h index bb79a53..84ec94a 100644 --- a/source/sa1.h +++ b/source/sa1.h @@ -35,7 +35,6 @@ typedef struct uint8_t IRQActive; bool WaitingForInterrupt; bool Waiting; - // uint8_t WhichEvent; uint8_t* PC; uint8_t* PCBase; uint8_t* BWRAM; @@ -44,9 +43,6 @@ typedef struct uint32_t WaitCounter; uint8_t* WaitByteAddress1; uint8_t* WaitByteAddress2; - // long Cycles; - // long NextEvent; - // long V_Counter; uint8_t* Map [MEMMAP_NUM_BLOCKS]; uint8_t* WriteMap [MEMMAP_NUM_BLOCKS]; int16_t op1; @@ -92,7 +88,6 @@ extern SSA1 SA1; void S9xSA1MainLoop(); void S9xSA1Init(); void S9xFixSA1AfterSnapshotLoad(); -void S9xSA1ExecuteDuringSleep(); #define SNES_IRQ_SOURCE (1 << 7) #define TIMER_IRQ_SOURCE (1 << 6) diff --git a/source/sa1cpu.c b/source/sa1cpu.c index 2579be8..40cbd0e 100644 --- a/source/sa1cpu.c +++ b/source/sa1cpu.c @@ -109,7 +109,6 @@ #define TRB16 SA1TRB16 #define TRB8 SA1TRB8 -//#undef CPU_SHUTDOWN #undef VAR_CYCLES #define SA1_OPCODES @@ -119,18 +118,6 @@ void S9xSA1MainLoop() { int i; -#if 0 - if (SA1.Flags & NMI_FLAG) - { - SA1.Flags &= ~NMI_FLAG; - if (SA1.WaitingForInterrupt) - { - SA1.WaitingForInterrupt = false; - SA1.PC++; - } - S9xSA1Opcode_NMI(); - } -#endif if (SA1.Flags & IRQ_PENDING_FLAG) { if (SA1.IRQActive) diff --git a/source/sdd1emu.h b/source/sdd1emu.h index 0f58938..a968f7d 100644 --- a/source/sdd1emu.h +++ b/source/sdd1emu.h @@ -3,8 +3,6 @@ #ifndef SDD1EMU_H #define SDD1EMU_H -//#include "port.h" - void SDD1_decompress(uint8_t* out, uint8_t* in, int output_length); #endif diff --git a/source/seta010.c b/source/seta010.c index bfa094d..856e700 100644 --- a/source/seta010.c +++ b/source/seta010.c @@ -291,7 +291,6 @@ void ST010_Rotate(int16_t Theta, int16_t X0, int16_t Y0, int16_t* X1, int16_t* Y void SETA_Distance(int16_t Y0, int16_t X0, int16_t* Distance) { if (X0 < 0) X0 = -X0; - if (Y0 < 0) Y0 = -Y0; *Distance = ((X0 * 0x7af0) + 0x4000) >> 15; } @@ -637,17 +636,12 @@ void S9xSetST010(uint32_t Address, uint8_t Byte) ST010_OP01(dy, dx, &a1, &b1, &c1, (int16_t*)&o1); // check for wrapping - //if((o1<0x6000 && rot>0xA000) || - // (rot<0x6000 && o1>0xA000)) - //if(o1<rot) if (abs(o1 - rot) > 0x8000) { o1 += 0x8000; rot += 0x8000; wrap = true; } - //o1=0x0000; - //rot=0xFF00; uint16_t old_speed; diff --git a/source/seta011.c b/source/seta011.c index f369bc8..ef49c21 100644 --- a/source/seta011.c +++ b/source/seta011.c @@ -27,10 +27,6 @@ uint8_t S9xGetST011(uint32_t Address) else t = Memory.SRAM[address]; - // debug - // if(address<0x150) - // printf( "ST011 R: %06X %02X\n", Address, t); - return t; } @@ -49,10 +45,6 @@ void S9xSetST011(uint32_t Address, uint8_t Byte) reset = true; } - // debug - // if(address<0x150) - // printf( "ST011 W: %06X %02X\n", Address, Byte ); - Memory.SRAM[address] = Byte; // op commands/data goes through this address @@ -124,27 +116,16 @@ void S9xSetST011(uint32_t Address, uint8_t Byte) // unknown case 0x04: - { - // outputs - Memory.SRAM[0x12C] = 0x00; - //Memory.SRAM[0x12D] = 0x00; - Memory.SRAM[0x12E] = 0x00; - } - break; - - // unknown case 0x05: { // outputs Memory.SRAM[0x12C] = 0x00; - //Memory.SRAM[0x12D] = 0x00; Memory.SRAM[0x12E] = 0x00; } break; // unknown case 0x06: - break; case 0x07: break; diff --git a/source/seta018.c b/source/seta018.c index b11cbed..2ae40c0 100644 --- a/source/seta018.c +++ b/source/seta018.c @@ -110,35 +110,6 @@ void S9xSetST018(uint8_t Byte, uint32_t Address) { // hardware check? case 0x0100: - ST018.waiting4command = false; - ST018.pass++; - if (ST018.pass == 1) - { - ST018.in_count = 1; - ST018.out_count = 2; - - // Overload's research - ST018.output[0x00] = 0x81; - ST018.output[0x01] = 0x81; - } - else - { - //ST018.in_count = 1; - ST018.out_count = 3; - - // no reason to change this - //ST018.output[0x00] = 0x81; - //ST018.output[0x01] = 0x81; - ST018.output[0x02] = 0x81; - - // done processing requests - if (ST018.pass == 3) - ST018.waiting4command = true; - } - break; - - // unknown: feels like a security detection - // format identical to 0x0100 case 0xFF00: ST018.waiting4command = false; ST018.pass++; @@ -153,12 +124,7 @@ void S9xSetST018(uint8_t Byte, uint32_t Address) } else { - //ST018.in_count = 1; ST018.out_count = 3; - - // no reason to change this - //ST018.output[0x00] = 0x81; - //ST018.output[0x01] = 0x81; ST018.output[0x02] = 0x81; // done processing requests diff --git a/source/soundux.c b/source/soundux.c index dd86493..9a6c304 100644 --- a/source/soundux.c +++ b/source/soundux.c @@ -74,7 +74,6 @@ void DecodeBlockAsm2(int8_t*, int16_t*, int32_t*, int32_t*); // F is channel's current frequency and M is the 16-bit modulation waveform // from the previous channel multiplied by the current envelope volume level. #define PITCH_MOD(F,M) ((F) * ((((uint32_t) (M)) + 0x800000) >> 16) >> 7) -//#define PITCH_MOD(F,M) ((F) * ((((M) & 0x7fffff) >> 14) + 1) >> 8) #define LAST_SAMPLE 0xffffff #define JUST_PLAYED_LAST_SAMPLE(c) ((c)->sample_pointer >= LAST_SAMPLE) @@ -417,7 +416,6 @@ void DecodeBlock(Channel* ch) uint8_t interim_byte = 0; compressed++; - int16_t* raw = ch->block = ch->decoded; // Seperate out the header parts used for decoding @@ -988,8 +986,6 @@ void S9xMixSamples(uint8_t* buffer, int sample_count) MixStereo(sample_count); /* Mix and convert waveforms */ - int byte_count = sample_count << 1; - if (SoundData.echo_enable && SoundData.echo_buffer_size) { // 16-bit stereo sound with echo enabled ... diff --git a/source/soundux.h b/source/soundux.h index f36d45f..45c177e 100644 --- a/source/soundux.h +++ b/source/soundux.h @@ -100,7 +100,6 @@ typedef struct // Just incase they are needed in the future, for snapshot compatibility. uint32_t dummy [3]; Channel channels [NUM_CHANNELS]; - // bool no_filter; int16_t master_volume [2]; /* range is -128 .. 127 */ int16_t echo_volume [2]; /* range is -128 .. 127 */ int noise_hertz; diff --git a/source/spc700.c b/source/spc700.c index baf5255..d152bd1 100644 --- a/source/spc700.c +++ b/source/spc700.c @@ -1023,7 +1023,6 @@ void Apu7A() // XXX: BJ: i think the old HalfCarry behavior was wrong... // XXX: Or is it between bits 7 and 8 for ADDW/SUBW? -// XXX: Used Work32 instead of Int32 before. Fixed? [Neb] void Apu9A() { // SUBW YA,dp @@ -1036,9 +1035,6 @@ void Apu9A() APUSetOverflow(); else APUClearOverflow(); - if (((IAPU.Registers.YA.W ^ Work16) & 0x0080) && - ((IAPU.Registers.YA.W ^ (uint16_t) Int32) & 0x0080)) - APUSetHalfCarry(); APUSetHalfCarry(); if ((IAPU.Registers.YA.W ^ Work16 ^ (uint16_t) Int32) & 0x10) APUClearHalfCarry(); diff --git a/source/spc700.h b/source/spc700.h index 9af2d77..1012f2d 100644 --- a/source/spc700.h +++ b/source/spc700.h @@ -73,11 +73,9 @@ typedef struct } SAPURegisters; // Needed by ILLUSION OF GAIA -//#define ONE_APU_CYCLE 14 #define ONE_APU_CYCLE 21 // Needed by all games written by the software company called Human -//#define ONE_APU_CYCLE_HUMAN 17 #define ONE_APU_CYCLE_HUMAN 21 // 1.953us := 1.024065.54MHz diff --git a/source/spc7110.c b/source/spc7110.c index d7a5c79..acc4666 100644 --- a/source/spc7110.c +++ b/source/spc7110.c @@ -208,7 +208,6 @@ void MovePackData() FILE* fp = fopen("sp7err.out", "a"); #endif - // fprintf(fp, "Table Entry %06X:%02X not found\n", table, s7r.reg4804); fclose(fp); return; } @@ -294,7 +293,6 @@ void ReadPackData() if (i == MAX_TABLES) { FILE* fp = fopen("sp7err.out", "a"); - // fprintf(fp, "Table Entry %06X:%02X not found\n", table, s7r.reg4804); fclose(fp); return; } @@ -319,7 +317,6 @@ void ReadPackData() splitpath(Memory.ROMFilename, drive, dir, fname, ext); strcpy(name, drive); - //strcat(filename, "\\"); strcat(name, dir); strcat(name, pfold); @@ -420,7 +417,6 @@ void GetPackData() if (i == MAX_TABLES) { FILE* fp = fopen("sp7err.out", "a"); - // fprintf(fp, "Table Entry %06X:%02X not found\n", table, s7r.reg4804); fclose(fp); return; } @@ -703,7 +699,6 @@ uint8_t S9xGetSPC7110(uint16_t Address) i %= s7r.DataRomSize; i += s7r.DataRomOffset; uint8_t tmp = Memory.ROM[i]; - i = ((s7r.reg4813 << 16) | (s7r.reg4812 << 8) | s7r.reg4811); if (0x60 == (s7r.reg4818 & 0x60)) { i = ((s7r.reg4813 << 16) | (s7r.reg4812 << 8) | s7r.reg4811); @@ -935,7 +930,6 @@ void S9xSetSPC7110(uint8_t data, uint16_t Address) break; } } - // s7r.decomp_set=true; } break; //$4810 is probably read only. @@ -1243,13 +1237,10 @@ void S9xSetSPC7110(uint8_t data, uint16_t Address) if (0 == data) { S9xUpdateRTC(); - // rtc_f9.init=false; - // rtc_f9.index=-1; } if (data & 0x01) { s7r.reg4842 = 0x80; - //rtc_f9.last_used=time(NULL);//???? rtc_f9.init = false; rtc_f9.index = -1; } @@ -1338,7 +1329,6 @@ void S9xSetSPC7110(uint8_t data, uint16_t Address) break; //writes to RTC status register aren't expected to be meaningful default: - Address -= 0x4800; break; //16 BIT MULTIPLIER: ($FF00) high byte, defval:00 } @@ -1577,7 +1567,6 @@ bool Load7110Index(char* filename) return false; int f_len; - //do while (1) { i = 0; @@ -1602,7 +1591,6 @@ bool Load7110Index(char* filename) decompack->tableEnts[i].location[index].used_offset = 0; } - //while(!feof(fp)); fclose(fp); return true; } @@ -1984,7 +1972,6 @@ void Do7110Logging() fseek(flog, 35, 0); int f_len; - //do while (1) { int i = 0; @@ -2009,7 +1996,6 @@ void Do7110Logging() i++; } } - //while(!feof(flog)); fclose(flog); } |