* [2SF] Used more up-to-date asmjit, despite the ugly looking code.
| ... | ... |
@@ -283,7 +283,7 @@ inline uint32_t AbsoluteIndexedIndirectSlow(AccessMode a) // (a,X) |
| 283 | 283 |
return addr2; |
| 284 | 284 |
} |
| 285 | 285 |
|
| 286 |
-inline uint32_t AbsoluteIndexedIndirect(AccessMode a) // (a,X) |
|
| 286 |
+inline uint32_t AbsoluteIndexedIndirect(AccessMode) // (a,X) |
|
| 287 | 287 |
{
|
| 288 | 288 |
uint16_t addr = Immediate16Slow(READ); |
| 289 | 289 |
addr += Registers.X.W; |
| ... | ... |
@@ -295,7 +295,7 @@ inline uint32_t AbsoluteIndexedIndirect(AccessMode a) // (a,X) |
| 295 | 295 |
return addr2; |
| 296 | 296 |
} |
| 297 | 297 |
|
| 298 |
-template<typename F> inline uint32_t AbsoluteIndirectLongWrapper(F f, AccessMode a) |
|
| 298 |
+template<typename F> inline uint32_t AbsoluteIndirectLongWrapper(F f, AccessMode) |
|
| 299 | 299 |
{
|
| 300 | 300 |
uint16_t addr = f(READ); |
| 301 | 301 |
|
| ... | ... |
@@ -317,7 +317,7 @@ inline uint32_t AbsoluteIndirectLong(AccessMode a) // [a] |
| 317 | 317 |
return AbsoluteIndirectLongWrapper(Immediate16, a); |
| 318 | 318 |
} |
| 319 | 319 |
|
| 320 |
-template<typename F> inline uint32_t AbsoluteIndirectWrapper(F f, AccessMode a) |
|
| 320 |
+template<typename F> inline uint32_t AbsoluteIndirectWrapper(F f, AccessMode) |
|
| 321 | 321 |
{
|
| 322 | 322 |
// No info on wrapping, but it doesn't matter anyway due to mirroring |
| 323 | 323 |
uint16_t addr2 = S9xGetWord(f(READ)); |
| ... | ... |
@@ -460,7 +460,7 @@ inline uint32_t DirectIndirectIndexedE1(AccessMode a) // (d),Y |
| 460 | 460 |
return addr + Registers.Y.W; |
| 461 | 461 |
} |
| 462 | 462 |
|
| 463 |
-template<typename F> inline uint32_t DirectIndirectLongWrapper(F f, AccessMode a) |
|
| 463 |
+template<typename F> inline uint32_t DirectIndirectLongWrapper(F f, AccessMode) |
|
| 464 | 464 |
{
|
| 465 | 465 |
uint16_t addr = f(READ); |
| 466 | 466 |
uint32_t addr2 = S9xGetWord(addr); |
| ... | ... |
@@ -175,8 +175,7 @@ |
| 175 | 175 |
Nintendo Co., Limited and its subsidiary companies. |
| 176 | 176 |
***********************************************************************************/ |
| 177 | 177 |
|
| 178 |
-#ifndef _CPUADDR_H_ |
|
| 179 |
-#define _CPUADDR_H_ |
|
| 178 |
+#pragma once |
|
| 180 | 179 |
|
| 181 | 180 |
enum AccessMode |
| 182 | 181 |
{
|
| ... | ... |
@@ -702,5 +701,3 @@ inline uint32_t StackRelativeIndirectIndexed(AccessMode a) // (d,S),Y |
| 702 | 701 |
{
|
| 703 | 702 |
return StackRelativeIndirectIndexedWrapper(StackRelative, a); |
| 704 | 703 |
} |
| 705 |
- |
|
| 706 |
-#endif |
| ... | ... |
@@ -175,93 +175,92 @@ |
| 175 | 175 |
Nintendo Co., Limited and its subsidiary companies. |
| 176 | 176 |
***********************************************************************************/ |
| 177 | 177 |
|
| 178 |
- |
|
| 179 | 178 |
#ifndef _CPUADDR_H_ |
| 180 | 179 |
#define _CPUADDR_H_ |
| 181 | 180 |
|
| 182 |
-typedef enum |
|
| 181 |
+enum AccessMode |
|
| 183 | 182 |
{
|
| 184 |
- NONE = 0, |
|
| 185 |
- READ = 1, |
|
| 186 |
- WRITE = 2, |
|
| 183 |
+ NONE = 0, |
|
| 184 |
+ READ = 1, |
|
| 185 |
+ WRITE = 2, |
|
| 187 | 186 |
MODIFY = 3, |
| 188 |
- JUMP = 5, |
|
| 189 |
- JSR = 8 |
|
| 190 |
-} AccessMode; |
|
| 187 |
+ JUMP = 5, |
|
| 188 |
+ JSR = 8 |
|
| 189 |
+}; |
|
| 191 | 190 |
|
| 192 |
-static inline uint8_t Immediate8Slow (AccessMode a) |
|
| 191 |
+inline uint8_t Immediate8Slow(AccessMode a) |
|
| 193 | 192 |
{
|
| 194 |
- uint8_t val = S9xGetByte(Registers.PBPC); |
|
| 193 |
+ uint8_t val = S9xGetByte(Registers.PC.xPBPC); |
|
| 195 | 194 |
if (a & READ) |
| 196 | 195 |
OpenBus = val; |
| 197 |
- Registers.PCw++; |
|
| 196 |
+ ++Registers.PC.W.xPC; |
|
| 198 | 197 |
|
| 199 | 198 |
return val; |
| 200 | 199 |
} |
| 201 | 200 |
|
| 202 |
-static inline uint8_t Immediate8 (AccessMode a) |
|
| 201 |
+inline uint8_t Immediate8(AccessMode a) |
|
| 203 | 202 |
{
|
| 204 |
- uint8_t val = CPU.PCBase[Registers.PCw]; |
|
| 203 |
+ uint8_t val = CPU.PCBase[Registers.PC.W.xPC]; |
|
| 205 | 204 |
if (a & READ) |
| 206 | 205 |
OpenBus = val; |
| 207 | 206 |
AddCycles(CPU.MemSpeed); |
| 208 |
- Registers.PCw++; |
|
| 207 |
+ ++Registers.PC.W.xPC; |
|
| 209 | 208 |
|
| 210 | 209 |
return val; |
| 211 | 210 |
} |
| 212 | 211 |
|
| 213 |
-static inline uint16_t Immediate16Slow (AccessMode a) |
|
| 212 |
+inline uint16_t Immediate16Slow(AccessMode a) |
|
| 214 | 213 |
{
|
| 215 |
- uint16_t val = S9xGetWord(Registers.PBPC, WRAP_BANK); |
|
| 214 |
+ uint16_t val = S9xGetWord(Registers.PC.xPBPC, WRAP_BANK); |
|
| 216 | 215 |
if (a & READ) |
| 217 |
- OpenBus = (uint8_t) (val >> 8); |
|
| 218 |
- Registers.PCw += 2; |
|
| 216 |
+ OpenBus = static_cast<uint8_t>(val >> 8); |
|
| 217 |
+ Registers.PC.W.xPC += 2; |
|
| 219 | 218 |
|
| 220 | 219 |
return val; |
| 221 | 220 |
} |
| 222 | 221 |
|
| 223 |
-static inline uint16_t Immediate16 (AccessMode a) |
|
| 222 |
+inline uint16_t Immediate16(AccessMode a) |
|
| 224 | 223 |
{
|
| 225 |
- uint16_t val = READ_WORD(CPU.PCBase + Registers.PCw); |
|
| 224 |
+ uint16_t val = READ_WORD(CPU.PCBase + Registers.PC.W.xPC); |
|
| 226 | 225 |
if (a & READ) |
| 227 |
- OpenBus = (uint8_t) (val >> 8); |
|
| 226 |
+ OpenBus = static_cast<uint8_t>(val >> 8); |
|
| 228 | 227 |
AddCycles(CPU.MemSpeedx2); |
| 229 |
- Registers.PCw += 2; |
|
| 228 |
+ Registers.PC.W.xPC += 2; |
|
| 230 | 229 |
|
| 231 | 230 |
return val; |
| 232 | 231 |
} |
| 233 | 232 |
|
| 234 |
-static inline uint32_t RelativeSlow (AccessMode a) // branch $xx |
|
| 233 |
+inline uint32_t RelativeSlow(AccessMode a) // branch $xx |
|
| 235 | 234 |
{
|
| 236 |
- int8_t offset = Immediate8Slow(a); |
|
| 235 |
+ int8_t offset = Immediate8Slow(a); |
|
| 237 | 236 |
|
| 238 |
- return ((int16_t) Registers.PCw + offset) & 0xffff; |
|
| 237 |
+ return (static_cast<int16_t>(Registers.PC.W.xPC) + offset) & 0xffff; |
|
| 239 | 238 |
} |
| 240 | 239 |
|
| 241 |
-static inline uint32_t Relative (AccessMode a) // branch $xx |
|
| 240 |
+inline uint32_t Relative(AccessMode a) // branch $xx |
|
| 242 | 241 |
{
|
| 243 |
- int8_t offset = Immediate8(a); |
|
| 242 |
+ int8_t offset = Immediate8(a); |
|
| 244 | 243 |
|
| 245 |
- return ((int16_t) Registers.PCw + offset) & 0xffff; |
|
| 244 |
+ return (static_cast<int16_t>(Registers.PC.W.xPC) + offset) & 0xffff; |
|
| 246 | 245 |
} |
| 247 | 246 |
|
| 248 |
-static inline uint32_t RelativeLongSlow (AccessMode a) // BRL $xxxx |
|
| 247 |
+inline uint32_t RelativeLongSlow(AccessMode a) // BRL $xxxx |
|
| 249 | 248 |
{
|
| 250 |
- int16_t offset = Immediate16Slow(a); |
|
| 249 |
+ int16_t offset = Immediate16Slow(a); |
|
| 251 | 250 |
|
| 252 |
- return ((int32_t) Registers.PCw + offset) & 0xffff; |
|
| 251 |
+ return (static_cast<int32_t>(Registers.PC.W.xPC) + offset) & 0xffff; |
|
| 253 | 252 |
} |
| 254 | 253 |
|
| 255 |
-static inline uint32_t RelativeLong (AccessMode a) // BRL $xxxx |
|
| 254 |
+inline uint32_t RelativeLong(AccessMode a) // BRL $xxxx |
|
| 256 | 255 |
{
|
| 257 |
- int16_t offset = Immediate16(a); |
|
| 256 |
+ int16_t offset = Immediate16(a); |
|
| 258 | 257 |
|
| 259 |
- return ((int32_t) Registers.PCw + offset) & 0xffff; |
|
| 258 |
+ return (static_cast<int32_t>(Registers.PC.W.xPC) + offset) & 0xffff; |
|
| 260 | 259 |
} |
| 261 | 260 |
|
| 262 |
-static inline uint32_t AbsoluteIndexedIndirectSlow (AccessMode a) // (a,X) |
|
| 261 |
+inline uint32_t AbsoluteIndexedIndirectSlow(AccessMode a) // (a,X) |
|
| 263 | 262 |
{
|
| 264 |
- uint16_t addr; |
|
| 263 |
+ uint16_t addr; |
|
| 265 | 264 |
|
| 266 | 265 |
if (a & JSR) |
| 267 | 266 |
{
|
| ... | ... |
@@ -269,7 +268,7 @@ static inline uint32_t AbsoluteIndexedIndirectSlow (AccessMode a) // (a,X) |
| 269 | 268 |
// OpenBus needs to be set to account for this. |
| 270 | 269 |
addr = Immediate8Slow(READ); |
| 271 | 270 |
if (a == JSR) |
| 272 |
- OpenBus = Registers.PCl; |
|
| 271 |
+ OpenBus = Registers.PC.B.xPCl; |
|
| 273 | 272 |
addr |= Immediate8Slow(READ) << 8; |
| 274 | 273 |
} |
| 275 | 274 |
else |
| ... | ... |
@@ -279,413 +278,429 @@ static inline uint32_t AbsoluteIndexedIndirectSlow (AccessMode a) // (a,X) |
| 279 | 278 |
addr += Registers.X.W; |
| 280 | 279 |
|
| 281 | 280 |
// Address load wraps within the bank |
| 282 |
- uint16_t addr2 = S9xGetWord(ICPU.ShiftedPB | addr, WRAP_BANK); |
|
| 281 |
+ uint16_t addr2 = S9xGetWord(ICPU.ShiftedPB | addr, WRAP_BANK); |
|
| 283 | 282 |
OpenBus = addr2 >> 8; |
| 284 | 283 |
|
| 285 | 284 |
return addr2; |
| 286 | 285 |
} |
| 287 | 286 |
|
| 288 |
-static inline uint32_t AbsoluteIndexedIndirect (AccessMode a) // (a,X) |
|
| 287 |
+inline uint32_t AbsoluteIndexedIndirect(AccessMode a) // (a,X) |
|
| 289 | 288 |
{
|
| 290 |
- uint16_t addr = Immediate16Slow(READ); |
|
| 289 |
+ uint16_t addr = Immediate16Slow(READ); |
|
| 291 | 290 |
addr += Registers.X.W; |
| 292 | 291 |
|
| 293 | 292 |
// Address load wraps within the bank |
| 294 |
- uint16_t addr2 = S9xGetWord(ICPU.ShiftedPB | addr, WRAP_BANK); |
|
| 293 |
+ uint16_t addr2 = S9xGetWord(ICPU.ShiftedPB | addr, WRAP_BANK); |
|
| 295 | 294 |
OpenBus = addr2 >> 8; |
| 296 | 295 |
|
| 297 | 296 |
return addr2; |
| 298 | 297 |
} |
| 299 | 298 |
|
| 300 |
-static inline uint32_t AbsoluteIndirectLongSlow (AccessMode a) // [a] |
|
| 299 |
+template<typename F> inline uint32_t AbsoluteIndirectLongWrapper(F f, AccessMode a) |
|
| 301 | 300 |
{
|
| 302 |
- uint16_t addr = Immediate16Slow(READ); |
|
| 301 |
+ uint16_t addr = f(READ); |
|
| 303 | 302 |
|
| 304 | 303 |
// No info on wrapping, but it doesn't matter anyway due to mirroring |
| 305 |
- uint32_t addr2 = S9xGetWord(addr); |
|
| 304 |
+ uint32_t addr2 = S9xGetWord(addr); |
|
| 306 | 305 |
OpenBus = addr2 >> 8; |
| 307 | 306 |
addr2 |= (OpenBus = S9xGetByte(addr + 2)) << 16; |
| 308 | 307 |
|
| 309 | 308 |
return addr2; |
| 310 | 309 |
} |
| 311 | 310 |
|
| 312 |
-static inline uint32_t AbsoluteIndirectLong (AccessMode a) // [a] |
|
| 311 |
+inline uint32_t AbsoluteIndirectLongSlow(AccessMode a) // [a] |
|
| 313 | 312 |
{
|
| 314 |
- uint16_t addr = Immediate16(READ); |
|
| 315 |
- |
|
| 316 |
- // No info on wrapping, but it doesn't matter anyway due to mirroring |
|
| 317 |
- uint32_t addr2 = S9xGetWord(addr); |
|
| 318 |
- OpenBus = addr2 >> 8; |
|
| 319 |
- addr2 |= (OpenBus = S9xGetByte(addr + 2)) << 16; |
|
| 313 |
+ return AbsoluteIndirectLongWrapper(Immediate16Slow, a); |
|
| 314 |
+} |
|
| 320 | 315 |
|
| 321 |
- return addr2; |
|
| 316 |
+inline uint32_t AbsoluteIndirectLong(AccessMode a) // [a] |
|
| 317 |
+{
|
|
| 318 |
+ return AbsoluteIndirectLongWrapper(Immediate16, a); |
|
| 322 | 319 |
} |
| 323 | 320 |
|
| 324 |
-static inline uint32_t AbsoluteIndirectSlow (AccessMode a) // (a) |
|
| 321 |
+template<typename F> inline uint32_t AbsoluteIndirectWrapper(F f, AccessMode a) |
|
| 325 | 322 |
{
|
| 326 | 323 |
// No info on wrapping, but it doesn't matter anyway due to mirroring |
| 327 |
- uint16_t addr2 = S9xGetWord(Immediate16Slow(READ)); |
|
| 324 |
+ uint16_t addr2 = S9xGetWord(f(READ)); |
|
| 328 | 325 |
OpenBus = addr2 >> 8; |
| 329 | 326 |
|
| 330 | 327 |
return addr2; |
| 331 | 328 |
} |
| 332 | 329 |
|
| 333 |
-static inline uint32_t AbsoluteIndirect (AccessMode a) // (a) |
|
| 330 |
+inline uint32_t AbsoluteIndirectSlow(AccessMode a) // (a) |
|
| 334 | 331 |
{
|
| 335 |
- // No info on wrapping, but it doesn't matter anyway due to mirroring |
|
| 336 |
- uint16_t addr2 = S9xGetWord(Immediate16(READ)); |
|
| 337 |
- OpenBus = addr2 >> 8; |
|
| 332 |
+ return AbsoluteIndirectWrapper(Immediate16Slow, a); |
|
| 333 |
+} |
|
| 338 | 334 |
|
| 339 |
- return addr2; |
|
| 335 |
+inline uint32_t AbsoluteIndirect(AccessMode a) // (a) |
|
| 336 |
+{
|
|
| 337 |
+ return AbsoluteIndirectWrapper(Immediate16, a); |
|
| 338 |
+} |
|
| 339 |
+ |
|
| 340 |
+template<typename F> inline uint32_t AbsoluteWrapper(F f, AccessMode a) |
|
| 341 |
+{
|
|
| 342 |
+ return ICPU.ShiftedDB | f(a); |
|
| 340 | 343 |
} |
| 341 | 344 |
|
| 342 |
-static inline uint32_t AbsoluteSlow (AccessMode a) // a |
|
| 345 |
+inline uint32_t AbsoluteSlow(AccessMode a) // a |
|
| 343 | 346 |
{
|
| 344 |
- return ICPU.ShiftedDB | Immediate16Slow(a); |
|
| 347 |
+ return AbsoluteWrapper(Immediate16Slow, a); |
|
| 345 | 348 |
} |
| 346 | 349 |
|
| 347 |
-static inline uint32_t Absolute (AccessMode a) // a |
|
| 350 |
+inline uint32_t Absolute(AccessMode a) // a |
|
| 348 | 351 |
{
|
| 349 |
- return ICPU.ShiftedDB | Immediate16(a); |
|
| 352 |
+ return AbsoluteWrapper(Immediate16, a); |
|
| 350 | 353 |
} |
| 351 | 354 |
|
| 352 |
-static inline uint32_t AbsoluteLongSlow (AccessMode a) // l |
|
| 355 |
+inline uint32_t AbsoluteLongSlow(AccessMode a) // l |
|
| 353 | 356 |
{
|
| 354 |
- uint32_t addr = Immediate16Slow(READ); |
|
| 357 |
+ uint32_t addr = Immediate16Slow(READ); |
|
| 355 | 358 |
|
| 356 | 359 |
// JSR l pushes the old bank in the middle of loading the new. |
| 357 | 360 |
// OpenBus needs to be set to account for this. |
| 358 | 361 |
if (a == JSR) |
| 359 |
- OpenBus = Registers.PB; |
|
| 362 |
+ OpenBus = Registers.PC.B.xPB; |
|
| 360 | 363 |
|
| 361 | 364 |
addr |= Immediate8Slow(a) << 16; |
| 362 | 365 |
|
| 363 | 366 |
return addr; |
| 364 | 367 |
} |
| 365 | 368 |
|
| 366 |
-static inline uint32_t AbsoluteLong (AccessMode a) // l |
|
| 369 |
+inline uint32_t AbsoluteLong(AccessMode a) // l |
|
| 367 | 370 |
{
|
| 368 |
- uint32_t addr = READ_3WORD(CPU.PCBase + Registers.PCw); |
|
| 371 |
+ uint32_t addr = READ_3WORD(CPU.PCBase + Registers.PC.W.xPC); |
|
| 369 | 372 |
AddCycles(CPU.MemSpeedx2 + CPU.MemSpeed); |
| 370 | 373 |
if (a & READ) |
| 371 | 374 |
OpenBus = addr >> 16; |
| 372 |
- Registers.PCw += 3; |
|
| 375 |
+ Registers.PC.W.xPC += 3; |
|
| 373 | 376 |
|
| 374 | 377 |
return addr; |
| 375 | 378 |
} |
| 376 | 379 |
|
| 377 |
-static inline uint32_t DirectSlow (AccessMode a) // d |
|
| 380 |
+template<typename F> inline uint32_t DirectWrapper(F f, AccessMode a) |
|
| 378 | 381 |
{
|
| 379 |
- uint16_t addr = Immediate8Slow(a) + Registers.D.W; |
|
| 380 |
- if (Registers.DL != 0) |
|
| 382 |
+ uint16_t addr = f(a) + Registers.D.W; |
|
| 383 |
+ if (Registers.D.B.l) |
|
| 381 | 384 |
AddCycles(ONE_CYCLE); |
| 382 | 385 |
|
| 383 | 386 |
return addr; |
| 384 | 387 |
} |
| 385 | 388 |
|
| 386 |
-static inline uint32_t Direct (AccessMode a) // d |
|
| 389 |
+inline uint32_t DirectSlow(AccessMode a) // d |
|
| 387 | 390 |
{
|
| 388 |
- uint16_t addr = Immediate8(a) + Registers.D.W; |
|
| 389 |
- if (Registers.DL != 0) |
|
| 390 |
- AddCycles(ONE_CYCLE); |
|
| 391 |
+ return DirectWrapper(Immediate8Slow, a); |
|
| 392 |
+} |
|
| 391 | 393 |
|
| 392 |
- return addr; |
|
| 394 |
+inline uint32_t Direct(AccessMode a) // d |
|
| 395 |
+{
|
|
| 396 |
+ return DirectWrapper(Immediate8, a); |
|
| 393 | 397 |
} |
| 394 | 398 |
|
| 395 |
-static inline uint32_t DirectIndirectSlow (AccessMode a) // (d) |
|
| 399 |
+inline uint32_t DirectIndirectSlow(AccessMode a) // (d) |
|
| 396 | 400 |
{
|
| 397 |
- uint32_t addr = S9xGetWord(DirectSlow(READ), (!CheckEmulation() || Registers.DL) ? WRAP_BANK : WRAP_PAGE); |
|
| 401 |
+ uint32_t addr = S9xGetWord(DirectSlow(READ), !CheckEmulation() || Registers.D.B.l ? WRAP_BANK : WRAP_PAGE); |
|
| 398 | 402 |
if (a & READ) |
| 399 |
- OpenBus = (uint8_t) (addr >> 8); |
|
| 403 |
+ OpenBus = static_cast<uint8_t>(addr >> 8); |
|
| 400 | 404 |
addr |= ICPU.ShiftedDB; |
| 401 | 405 |
|
| 402 | 406 |
return addr; |
| 403 | 407 |
} |
| 404 | 408 |
|
| 405 |
-static inline uint32_t DirectIndirectE0 (AccessMode a) // (d) |
|
| 409 |
+inline uint32_t DirectIndirectE0(AccessMode a) // (d) |
|
| 406 | 410 |
{
|
| 407 |
- uint32_t addr = S9xGetWord(Direct(READ)); |
|
| 411 |
+ uint32_t addr = S9xGetWord(Direct(READ)); |
|
| 408 | 412 |
if (a & READ) |
| 409 |
- OpenBus = (uint8_t) (addr >> 8); |
|
| 413 |
+ OpenBus = static_cast<uint8_t>(addr >> 8); |
|
| 410 | 414 |
addr |= ICPU.ShiftedDB; |
| 411 | 415 |
|
| 412 | 416 |
return addr; |
| 413 | 417 |
} |
| 414 | 418 |
|
| 415 |
-static inline uint32_t DirectIndirectE1 (AccessMode a) // (d) |
|
| 419 |
+inline uint32_t DirectIndirectE1(AccessMode a) // (d) |
|
| 416 | 420 |
{
|
| 417 |
- uint32_t addr = S9xGetWord(DirectSlow(READ), Registers.DL ? WRAP_BANK : WRAP_PAGE); |
|
| 421 |
+ uint32_t addr = S9xGetWord(DirectSlow(READ), Registers.D.B.l ? WRAP_BANK : WRAP_PAGE); |
|
| 418 | 422 |
if (a & READ) |
| 419 |
- OpenBus = (uint8_t) (addr >> 8); |
|
| 423 |
+ OpenBus = static_cast<uint8_t>(addr >> 8); |
|
| 420 | 424 |
addr |= ICPU.ShiftedDB; |
| 421 | 425 |
|
| 422 | 426 |
return addr; |
| 423 | 427 |
} |
| 424 | 428 |
|
| 425 |
-static inline uint32_t DirectIndirectIndexedSlow (AccessMode a) // (d),Y |
|
| 429 |
+inline uint32_t DirectIndirectIndexedSlow(AccessMode a) // (d),Y |
|
| 426 | 430 |
{
|
| 427 |
- uint32_t addr = DirectIndirectSlow(a); |
|
| 428 |
- if (a & WRITE || !CheckIndex() || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 431 |
+ uint32_t addr = DirectIndirectSlow(a); |
|
| 432 |
+ if ((a & WRITE) || !CheckIndex() || (addr & 0xff) + Registers.Y.B.l >= 0x100) |
|
| 429 | 433 |
AddCycles(ONE_CYCLE); |
| 430 | 434 |
|
| 431 | 435 |
return addr + Registers.Y.W; |
| 432 | 436 |
} |
| 433 | 437 |
|
| 434 |
-static inline uint32_t DirectIndirectIndexedE0X0 (AccessMode a) // (d),Y |
|
| 438 |
+inline uint32_t DirectIndirectIndexedE0X0(AccessMode a) // (d),Y |
|
| 435 | 439 |
{
|
| 436 |
- uint32_t addr = DirectIndirectE0(a); |
|
| 440 |
+ uint32_t addr = DirectIndirectE0(a); |
|
| 437 | 441 |
AddCycles(ONE_CYCLE); |
| 438 | 442 |
|
| 439 | 443 |
return addr + Registers.Y.W; |
| 440 | 444 |
} |
| 441 | 445 |
|
| 442 |
-static inline uint32_t DirectIndirectIndexedE0X1 (AccessMode a) // (d),Y |
|
| 446 |
+inline uint32_t DirectIndirectIndexedE0X1(AccessMode a) // (d),Y |
|
| 443 | 447 |
{
|
| 444 |
- uint32_t addr = DirectIndirectE0(a); |
|
| 445 |
- if (a & WRITE || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 448 |
+ uint32_t addr = DirectIndirectE0(a); |
|
| 449 |
+ if ((a & WRITE) || (addr & 0xff) + Registers.Y.B.l >= 0x100) |
|
| 446 | 450 |
AddCycles(ONE_CYCLE); |
| 447 | 451 |
|
| 448 | 452 |
return addr + Registers.Y.W; |
| 449 | 453 |
} |
| 450 | 454 |
|
| 451 |
-static inline uint32_t DirectIndirectIndexedE1 (AccessMode a) // (d),Y |
|
| 455 |
+inline uint32_t DirectIndirectIndexedE1(AccessMode a) // (d),Y |
|
| 452 | 456 |
{
|
| 453 |
- uint32_t addr = DirectIndirectE1(a); |
|
| 454 |
- if (a & WRITE || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 457 |
+ uint32_t addr = DirectIndirectE1(a); |
|
| 458 |
+ if ((a & WRITE) || (addr & 0xff) + Registers.Y.B.l >= 0x100) |
|
| 455 | 459 |
AddCycles(ONE_CYCLE); |
| 456 | 460 |
|
| 457 | 461 |
return addr + Registers.Y.W; |
| 458 | 462 |
} |
| 459 | 463 |
|
| 460 |
-static inline uint32_t DirectIndirectLongSlow (AccessMode a) // [d] |
|
| 464 |
+template<typename F> inline uint32_t DirectIndirectLongWrapper(F f, AccessMode a) |
|
| 461 | 465 |
{
|
| 462 |
- uint16_t addr = DirectSlow(READ); |
|
| 463 |
- uint32_t addr2 = S9xGetWord(addr); |
|
| 466 |
+ uint16_t addr = f(READ); |
|
| 467 |
+ uint32_t addr2 = S9xGetWord(addr); |
|
| 464 | 468 |
OpenBus = addr2 >> 8; |
| 465 | 469 |
addr2 |= (OpenBus = S9xGetByte(addr + 2)) << 16; |
| 466 | 470 |
|
| 467 | 471 |
return addr2; |
| 468 | 472 |
} |
| 469 | 473 |
|
| 470 |
-static inline uint32_t DirectIndirectLong (AccessMode a) // [d] |
|
| 474 |
+inline uint32_t DirectIndirectLongSlow(AccessMode a) // [d] |
|
| 471 | 475 |
{
|
| 472 |
- uint16_t addr = Direct(READ); |
|
| 473 |
- uint32_t addr2 = S9xGetWord(addr); |
|
| 474 |
- OpenBus = addr2 >> 8; |
|
| 475 |
- addr2 |= (OpenBus = S9xGetByte(addr + 2)) << 16; |
|
| 476 |
+ return DirectIndirectLongWrapper(DirectSlow, a); |
|
| 477 |
+} |
|
| 476 | 478 |
|
| 477 |
- return addr2; |
|
| 479 |
+inline uint32_t DirectIndirectLong(AccessMode a) // [d] |
|
| 480 |
+{
|
|
| 481 |
+ return DirectIndirectLongWrapper(Direct, a); |
|
| 482 |
+} |
|
| 483 |
+ |
|
| 484 |
+template<typename F> inline uint32_t DirectIndirectIndexedLongWrapper(F f, AccessMode a) |
|
| 485 |
+{
|
|
| 486 |
+ return f(a) + Registers.Y.W; |
|
| 478 | 487 |
} |
| 479 | 488 |
|
| 480 |
-static inline uint32_t DirectIndirectIndexedLongSlow (AccessMode a) // [d],Y |
|
| 489 |
+inline uint32_t DirectIndirectIndexedLongSlow(AccessMode a) // [d],Y |
|
| 481 | 490 |
{
|
| 482 |
- return DirectIndirectLongSlow(a) + Registers.Y.W; |
|
| 491 |
+ return DirectIndirectIndexedLongWrapper(DirectIndirectLongSlow, a); |
|
| 483 | 492 |
} |
| 484 | 493 |
|
| 485 |
-static inline uint32_t DirectIndirectIndexedLong (AccessMode a) // [d],Y |
|
| 494 |
+inline uint32_t DirectIndirectIndexedLong(AccessMode a) // [d],Y |
|
| 486 | 495 |
{
|
| 487 |
- return DirectIndirectLong(a) + Registers.Y.W; |
|
| 496 |
+ return DirectIndirectIndexedLongWrapper(DirectIndirectLong, a); |
|
| 488 | 497 |
} |
| 489 | 498 |
|
| 490 |
-static inline uint32_t DirectIndexedXSlow (AccessMode a) // d,X |
|
| 499 |
+inline uint32_t DirectIndexedXSlow(AccessMode a) // d,X |
|
| 491 | 500 |
{
|
| 492 |
- pair addr; |
|
| 501 |
+ pair addr; |
|
| 493 | 502 |
addr.W = DirectSlow(a); |
| 494 |
- if (!CheckEmulation() || Registers.DL) |
|
| 503 |
+ if (!CheckEmulation() || Registers.D.B.l) |
|
| 495 | 504 |
addr.W += Registers.X.W; |
| 496 | 505 |
else |
| 497 |
- addr.B.l += Registers.XL; |
|
| 506 |
+ addr.B.l += Registers.X.B.l; |
|
| 498 | 507 |
|
| 499 | 508 |
AddCycles(ONE_CYCLE); |
| 500 | 509 |
|
| 501 | 510 |
return addr.W; |
| 502 | 511 |
} |
| 503 | 512 |
|
| 504 |
-static inline uint32_t DirectIndexedXE0 (AccessMode a) // d,X |
|
| 513 |
+inline uint32_t DirectIndexedXE0(AccessMode a) // d,X |
|
| 505 | 514 |
{
|
| 506 |
- uint16_t addr = Direct(a) + Registers.X.W; |
|
| 515 |
+ uint16_t addr = Direct(a) + Registers.X.W; |
|
| 507 | 516 |
AddCycles(ONE_CYCLE); |
| 508 | 517 |
|
| 509 | 518 |
return addr; |
| 510 | 519 |
} |
| 511 | 520 |
|
| 512 |
-static inline uint32_t DirectIndexedXE1 (AccessMode a) // d,X |
|
| 521 |
+inline uint32_t DirectIndexedXE1(AccessMode a) // d,X |
|
| 513 | 522 |
{
|
| 514 |
- if (Registers.DL) |
|
| 523 |
+ if (Registers.D.B.l) |
|
| 515 | 524 |
return DirectIndexedXE0(a); |
| 516 | 525 |
else |
| 517 | 526 |
{
|
| 518 |
- pair addr; |
|
| 527 |
+ pair addr; |
|
| 519 | 528 |
addr.W = Direct(a); |
| 520 |
- addr.B.l += Registers.XL; |
|
| 529 |
+ addr.B.l += Registers.X.B.l; |
|
| 521 | 530 |
AddCycles(ONE_CYCLE); |
| 522 | 531 |
|
| 523 | 532 |
return addr.W; |
| 524 | 533 |
} |
| 525 | 534 |
} |
| 526 | 535 |
|
| 527 |
-static inline uint32_t DirectIndexedYSlow (AccessMode a) // d,Y |
|
| 536 |
+inline uint32_t DirectIndexedYSlow(AccessMode a) // d,Y |
|
| 528 | 537 |
{
|
| 529 |
- pair addr; |
|
| 538 |
+ pair addr; |
|
| 530 | 539 |
addr.W = DirectSlow(a); |
| 531 |
- if (!CheckEmulation() || Registers.DL) |
|
| 540 |
+ if (!CheckEmulation() || Registers.D.B.l) |
|
| 532 | 541 |
addr.W += Registers.Y.W; |
| 533 | 542 |
else |
| 534 |
- addr.B.l += Registers.YL; |
|
| 543 |
+ addr.B.l += Registers.Y.B.l; |
|
| 535 | 544 |
|
| 536 | 545 |
AddCycles(ONE_CYCLE); |
| 537 | 546 |
|
| 538 | 547 |
return addr.W; |
| 539 | 548 |
} |
| 540 | 549 |
|
| 541 |
-static inline uint32_t DirectIndexedYE0 (AccessMode a) // d,Y |
|
| 550 |
+inline uint32_t DirectIndexedYE0(AccessMode a) // d,Y |
|
| 542 | 551 |
{
|
| 543 |
- uint16_t addr = Direct(a) + Registers.Y.W; |
|
| 552 |
+ uint16_t addr = Direct(a) + Registers.Y.W; |
|
| 544 | 553 |
AddCycles(ONE_CYCLE); |
| 545 | 554 |
|
| 546 | 555 |
return addr; |
| 547 | 556 |
} |
| 548 | 557 |
|
| 549 |
-static inline uint32_t DirectIndexedYE1 (AccessMode a) // d,Y |
|
| 558 |
+inline uint32_t DirectIndexedYE1(AccessMode a) // d,Y |
|
| 550 | 559 |
{
|
| 551 |
- if (Registers.DL) |
|
| 560 |
+ if (Registers.D.B.l) |
|
| 552 | 561 |
return DirectIndexedYE0(a); |
| 553 | 562 |
else |
| 554 | 563 |
{
|
| 555 |
- pair addr; |
|
| 564 |
+ pair addr; |
|
| 556 | 565 |
addr.W = Direct(a); |
| 557 |
- addr.B.l += Registers.YL; |
|
| 566 |
+ addr.B.l += Registers.Y.B.l; |
|
| 558 | 567 |
AddCycles(ONE_CYCLE); |
| 559 | 568 |
|
| 560 | 569 |
return addr.W; |
| 561 | 570 |
} |
| 562 | 571 |
} |
| 563 | 572 |
|
| 564 |
-static inline uint32_t DirectIndexedIndirectSlow (AccessMode a) // (d,X) |
|
| 573 |
+inline uint32_t DirectIndexedIndirectSlow(AccessMode a) // (d,X) |
|
| 565 | 574 |
{
|
| 566 |
- uint32_t addr = S9xGetWord(DirectIndexedXSlow(READ), (!CheckEmulation() || Registers.DL) ? WRAP_BANK : WRAP_PAGE); |
|
| 575 |
+ uint32_t addr = S9xGetWord(DirectIndexedXSlow(READ), !CheckEmulation() || Registers.D.B.l ? WRAP_BANK : WRAP_PAGE); |
|
| 567 | 576 |
if (a & READ) |
| 568 |
- OpenBus = (uint8_t) (addr >> 8); |
|
| 577 |
+ OpenBus = static_cast<uint8_t>(addr >> 8); |
|
| 569 | 578 |
|
| 570 | 579 |
return ICPU.ShiftedDB | addr; |
| 571 | 580 |
} |
| 572 | 581 |
|
| 573 |
-static inline uint32_t DirectIndexedIndirectE0 (AccessMode a) // (d,X) |
|
| 582 |
+inline uint32_t DirectIndexedIndirectE0(AccessMode a) // (d,X) |
|
| 574 | 583 |
{
|
| 575 |
- uint32_t addr = S9xGetWord(DirectIndexedXE0(READ)); |
|
| 584 |
+ uint32_t addr = S9xGetWord(DirectIndexedXE0(READ)); |
|
| 576 | 585 |
if (a & READ) |
| 577 |
- OpenBus = (uint8_t) (addr >> 8); |
|
| 586 |
+ OpenBus = static_cast<uint8_t>(addr >> 8); |
|
| 578 | 587 |
|
| 579 | 588 |
return ICPU.ShiftedDB | addr; |
| 580 | 589 |
} |
| 581 | 590 |
|
| 582 |
-static inline uint32_t DirectIndexedIndirectE1 (AccessMode a) // (d,X) |
|
| 591 |
+inline uint32_t DirectIndexedIndirectE1(AccessMode a) // (d,X) |
|
| 583 | 592 |
{
|
| 584 |
- uint32_t addr = S9xGetWord(DirectIndexedXE1(READ), Registers.DL ? WRAP_BANK : WRAP_PAGE); |
|
| 593 |
+ uint32_t addr = S9xGetWord(DirectIndexedXE1(READ), Registers.D.B.l ? WRAP_BANK : WRAP_PAGE); |
|
| 585 | 594 |
if (a & READ) |
| 586 |
- OpenBus = (uint8_t) (addr >> 8); |
|
| 595 |
+ OpenBus = static_cast<uint8_t>(addr >> 8); |
|
| 587 | 596 |
|
| 588 | 597 |
return ICPU.ShiftedDB | addr; |
| 589 | 598 |
} |
| 590 | 599 |
|
| 591 |
-static inline uint32_t AbsoluteIndexedXSlow (AccessMode a) // a,X |
|
| 600 |
+inline uint32_t AbsoluteIndexedXSlow(AccessMode a) // a,X |
|
| 592 | 601 |
{
|
| 593 |
- uint32_t addr = AbsoluteSlow(a); |
|
| 594 |
- if (a & WRITE || !CheckIndex() || (addr & 0xff) + Registers.XL >= 0x100) |
|
| 602 |
+ uint32_t addr = AbsoluteSlow(a); |
|
| 603 |
+ if ((a & WRITE) || !CheckIndex() || (addr & 0xff) + Registers.X.B.l >= 0x100) |
|
| 595 | 604 |
AddCycles(ONE_CYCLE); |
| 596 | 605 |
|
| 597 | 606 |
return addr + Registers.X.W; |
| 598 | 607 |
} |
| 599 | 608 |
|
| 600 |
-static inline uint32_t AbsoluteIndexedXX0 (AccessMode a) // a,X |
|
| 609 |
+inline uint32_t AbsoluteIndexedXX0(AccessMode a) // a,X |
|
| 601 | 610 |
{
|
| 602 |
- uint32_t addr = Absolute(a); |
|
| 611 |
+ uint32_t addr = Absolute(a); |
|
| 603 | 612 |
AddCycles(ONE_CYCLE); |
| 604 | 613 |
|
| 605 | 614 |
return addr + Registers.X.W; |
| 606 | 615 |
} |
| 607 | 616 |
|
| 608 |
-static inline uint32_t AbsoluteIndexedXX1 (AccessMode a) // a,X |
|
| 617 |
+inline uint32_t AbsoluteIndexedXX1(AccessMode a) // a,X |
|
| 609 | 618 |
{
|
| 610 |
- uint32_t addr = Absolute(a); |
|
| 611 |
- if (a & WRITE || (addr & 0xff) + Registers.XL >= 0x100) |
|
| 619 |
+ uint32_t addr = Absolute(a); |
|
| 620 |
+ if ((a & WRITE) || (addr & 0xff) + Registers.X.B.l >= 0x100) |
|
| 612 | 621 |
AddCycles(ONE_CYCLE); |
| 613 | 622 |
|
| 614 | 623 |
return addr + Registers.X.W; |
| 615 | 624 |
} |
| 616 | 625 |
|
| 617 |
-static inline uint32_t AbsoluteIndexedYSlow (AccessMode a) // a,Y |
|
| 626 |
+inline uint32_t AbsoluteIndexedYSlow(AccessMode a) // a,Y |
|
| 618 | 627 |
{
|
| 619 |
- uint32_t addr = AbsoluteSlow(a); |
|
| 620 |
- if (a & WRITE || !CheckIndex() || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 628 |
+ uint32_t addr = AbsoluteSlow(a); |
|
| 629 |
+ if ((a & WRITE) || !CheckIndex() || (addr & 0xff) + Registers.Y.B.l >= 0x100) |
|
| 621 | 630 |
AddCycles(ONE_CYCLE); |
| 622 | 631 |
|
| 623 | 632 |
return addr + Registers.Y.W; |
| 624 | 633 |
} |
| 625 | 634 |
|
| 626 |
-static inline uint32_t AbsoluteIndexedYX0 (AccessMode a) // a,Y |
|
| 635 |
+inline uint32_t AbsoluteIndexedYX0(AccessMode a) // a,Y |
|
| 627 | 636 |
{
|
| 628 |
- uint32_t addr = Absolute(a); |
|
| 637 |
+ uint32_t addr = Absolute(a); |
|
| 629 | 638 |
AddCycles(ONE_CYCLE); |
| 630 | 639 |
|
| 631 | 640 |
return addr + Registers.Y.W; |
| 632 | 641 |
} |
| 633 | 642 |
|
| 634 |
-static inline uint32_t AbsoluteIndexedYX1 (AccessMode a) // a,Y |
|
| 643 |
+inline uint32_t AbsoluteIndexedYX1(AccessMode a) // a,Y |
|
| 635 | 644 |
{
|
| 636 |
- uint32_t addr = Absolute(a); |
|
| 637 |
- if (a & WRITE || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 645 |
+ uint32_t addr = Absolute(a); |
|
| 646 |
+ if ((a & WRITE) || (addr & 0xff) + Registers.Y.B.l >= 0x100) |
|
| 638 | 647 |
AddCycles(ONE_CYCLE); |
| 639 | 648 |
|
| 640 | 649 |
return addr + Registers.Y.W; |
| 641 | 650 |
} |
| 642 | 651 |
|
| 643 |
-static inline uint32_t AbsoluteLongIndexedXSlow (AccessMode a) // l,X |
|
| 652 |
+template<typename F> inline uint32_t AbsoluteLongIndexedXWrapper(F f, AccessMode a) |
|
| 653 |
+{
|
|
| 654 |
+ return f(a) + Registers.X.W; |
|
| 655 |
+} |
|
| 656 |
+ |
|
| 657 |
+inline uint32_t AbsoluteLongIndexedXSlow(AccessMode a) // l,X |
|
| 644 | 658 |
{
|
| 645 |
- return AbsoluteLongSlow(a) + Registers.X.W; |
|
| 659 |
+ return AbsoluteLongIndexedXWrapper(AbsoluteLongSlow, a); |
|
| 646 | 660 |
} |
| 647 | 661 |
|
| 648 |
-static inline uint32_t AbsoluteLongIndexedX (AccessMode a) // l,X |
|
| 662 |
+inline uint32_t AbsoluteLongIndexedX(AccessMode a) // l,X |
|
| 649 | 663 |
{
|
| 650 |
- return AbsoluteLong(a) + Registers.X.W; |
|
| 664 |
+ return AbsoluteLongIndexedXWrapper(AbsoluteLong, a); |
|
| 651 | 665 |
} |
| 652 | 666 |
|
| 653 |
-static inline uint32_t StackRelativeSlow (AccessMode a) // d,S |
|
| 667 |
+template<typename F> inline uint32_t StackRelativeWrapper(F f, AccessMode a) |
|
| 654 | 668 |
{
|
| 655 |
- uint16_t addr = Immediate8Slow(a) + Registers.S.W; |
|
| 669 |
+ uint16_t addr = f(a) + Registers.S.W; |
|
| 656 | 670 |
AddCycles(ONE_CYCLE); |
| 657 | 671 |
|
| 658 | 672 |
return addr; |
| 659 | 673 |
} |
| 660 | 674 |
|
| 661 |
-static inline uint32_t StackRelative (AccessMode a) // d,S |
|
| 675 |
+inline uint32_t StackRelativeSlow(AccessMode a) // d,S |
|
| 662 | 676 |
{
|
| 663 |
- uint16_t addr = Immediate8(a) + Registers.S.W; |
|
| 664 |
- AddCycles(ONE_CYCLE); |
|
| 677 |
+ return StackRelativeWrapper(Immediate8Slow, a); |
|
| 678 |
+} |
|
| 665 | 679 |
|
| 666 |
- return addr; |
|
| 680 |
+inline uint32_t StackRelative(AccessMode a) // d,S |
|
| 681 |
+{
|
|
| 682 |
+ return StackRelativeWrapper(Immediate8, a); |
|
| 667 | 683 |
} |
| 668 | 684 |
|
| 669 |
-static inline uint32_t StackRelativeIndirectIndexedSlow (AccessMode a) // (d,S),Y |
|
| 685 |
+template<typename F> inline uint32_t StackRelativeIndirectIndexedWrapper(F f, AccessMode a) |
|
| 670 | 686 |
{
|
| 671 |
- uint32_t addr = S9xGetWord(StackRelativeSlow(READ)); |
|
| 687 |
+ uint32_t addr = S9xGetWord(f(READ)); |
|
| 672 | 688 |
if (a & READ) |
| 673 |
- OpenBus = (uint8_t) (addr >> 8); |
|
| 689 |
+ OpenBus = static_cast<uint8_t>(addr >> 8); |
|
| 674 | 690 |
addr = (addr + Registers.Y.W + ICPU.ShiftedDB) & 0xffffff; |
| 675 | 691 |
AddCycles(ONE_CYCLE); |
| 676 | 692 |
|
| 677 | 693 |
return addr; |
| 678 | 694 |
} |
| 679 | 695 |
|
| 680 |
-static inline uint32_t StackRelativeIndirectIndexed (AccessMode a) // (d,S),Y |
|
| 696 |
+inline uint32_t StackRelativeIndirectIndexedSlow(AccessMode a) // (d,S),Y |
|
| 681 | 697 |
{
|
| 682 |
- uint32_t addr = S9xGetWord(StackRelative(READ)); |
|
| 683 |
- if (a & READ) |
|
| 684 |
- OpenBus = (uint8_t) (addr >> 8); |
|
| 685 |
- addr = (addr + Registers.Y.W + ICPU.ShiftedDB) & 0xffffff; |
|
| 686 |
- AddCycles(ONE_CYCLE); |
|
| 698 |
+ return StackRelativeIndirectIndexedWrapper(StackRelativeSlow, a); |
|
| 699 |
+} |
|
| 687 | 700 |
|
| 688 |
- return addr; |
|
| 701 |
+inline uint32_t StackRelativeIndirectIndexed(AccessMode a) // (d,S),Y |
|
| 702 |
+{
|
|
| 703 |
+ return StackRelativeIndirectIndexedWrapper(StackRelative, a); |
|
| 689 | 704 |
} |
| 690 | 705 |
|
| 691 | 706 |
#endif |
| 1 | 1 |
new file mode 100644 |
| ... | ... |
@@ -0,0 +1,691 @@ |
| 1 |
+/*********************************************************************************** |
|
| 2 |
+ Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. |
|
| 3 |
+ |
|
| 4 |
+ (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com), |
|
| 5 |
+ Jerremy Koot (jkoot@snes9x.com) |
|
| 6 |
+ |
|
| 7 |
+ (c) Copyright 2002 - 2004 Matthew Kendora |
|
| 8 |
+ |
|
| 9 |
+ (c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org) |
|
| 10 |
+ |
|
| 11 |
+ (c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/) |
|
| 12 |
+ |
|
| 13 |
+ (c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net) |
|
| 14 |
+ |
|
| 15 |
+ (c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca), |
|
| 16 |
+ Kris Bleakley (codeviolation@hotmail.com) |
|
| 17 |
+ |
|
| 18 |
+ (c) Copyright 2002 - 2010 Brad Jorsch (anomie@users.sourceforge.net), |
|
| 19 |
+ Nach (n-a-c-h@users.sourceforge.net), |
|
| 20 |
+ |
|
| 21 |
+ (c) Copyright 2002 - 2011 zones (kasumitokoduck@yahoo.com) |
|
| 22 |
+ |
|
| 23 |
+ (c) Copyright 2006 - 2007 nitsuja |
|
| 24 |
+ |
|
| 25 |
+ (c) Copyright 2009 - 2011 BearOso, |
|
| 26 |
+ OV2 |
|
| 27 |
+ |
|
| 28 |
+ |
|
| 29 |
+ BS-X C emulator code |
|
| 30 |
+ (c) Copyright 2005 - 2006 Dreamer Nom, |
|
| 31 |
+ zones |
|
| 32 |
+ |
|
| 33 |
+ C4 x86 assembler and some C emulation code |
|
| 34 |
+ (c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com), |
|
| 35 |
+ Nach, |
|
| 36 |
+ zsKnight (zsknight@zsnes.com) |
|
| 37 |
+ |
|
| 38 |
+ C4 C++ code |
|
| 39 |
+ (c) Copyright 2003 - 2006 Brad Jorsch, |
|
| 40 |
+ Nach |
|
| 41 |
+ |
|
| 42 |
+ DSP-1 emulator code |
|
| 43 |
+ (c) Copyright 1998 - 2006 _Demo_, |
|
| 44 |
+ Andreas Naive (andreasnaive@gmail.com), |
|
| 45 |
+ Gary Henderson, |
|
| 46 |
+ Ivar (ivar@snes9x.com), |
|
| 47 |
+ John Weidman, |
|
| 48 |
+ Kris Bleakley, |
|
| 49 |
+ Matthew Kendora, |
|
| 50 |
+ Nach, |
|
| 51 |
+ neviksti (neviksti@hotmail.com) |
|
| 52 |
+ |
|
| 53 |
+ DSP-2 emulator code |
|
| 54 |
+ (c) Copyright 2003 John Weidman, |
|
| 55 |
+ Kris Bleakley, |
|
| 56 |
+ Lord Nightmare (lord_nightmare@users.sourceforge.net), |
|
| 57 |
+ Matthew Kendora, |
|
| 58 |
+ neviksti |
|
| 59 |
+ |
|
| 60 |
+ DSP-3 emulator code |
|
| 61 |
+ (c) Copyright 2003 - 2006 John Weidman, |
|
| 62 |
+ Kris Bleakley, |
|
| 63 |
+ Lancer, |
|
| 64 |
+ z80 gaiden |
|
| 65 |
+ |
|
| 66 |
+ DSP-4 emulator code |
|
| 67 |
+ (c) Copyright 2004 - 2006 Dreamer Nom, |
|
| 68 |
+ John Weidman, |
|
| 69 |
+ Kris Bleakley, |
|
| 70 |
+ Nach, |
|
| 71 |
+ z80 gaiden |
|
| 72 |
+ |
|
| 73 |
+ OBC1 emulator code |
|
| 74 |
+ (c) Copyright 2001 - 2004 zsKnight, |
|
| 75 |
+ pagefault (pagefault@zsnes.com), |
|
| 76 |
+ Kris Bleakley |
|
| 77 |
+ Ported from x86 assembler to C by sanmaiwashi |
|
| 78 |
+ |
|
| 79 |
+ SPC7110 and RTC C++ emulator code used in 1.39-1.51 |
|
| 80 |
+ (c) Copyright 2002 Matthew Kendora with research by |
|
| 81 |
+ zsKnight, |
|
| 82 |
+ John Weidman, |
|
| 83 |
+ Dark Force |
|
| 84 |
+ |
|
| 85 |
+ SPC7110 and RTC C++ emulator code used in 1.52+ |
|
| 86 |
+ (c) Copyright 2009 byuu, |
|
| 87 |
+ neviksti |
|
| 88 |
+ |
|
| 89 |
+ S-DD1 C emulator code |
|
| 90 |
+ (c) Copyright 2003 Brad Jorsch with research by |
|
| 91 |
+ Andreas Naive, |
|
| 92 |
+ John Weidman |
|
| 93 |
+ |
|
| 94 |
+ S-RTC C emulator code |
|
| 95 |
+ (c) Copyright 2001 - 2006 byuu, |
|
| 96 |
+ John Weidman |
|
| 97 |
+ |
|
| 98 |
+ ST010 C++ emulator code |
|
| 99 |
+ (c) Copyright 2003 Feather, |
|
| 100 |
+ John Weidman, |
|
| 101 |
+ Kris Bleakley, |
|
| 102 |
+ Matthew Kendora |
|
| 103 |
+ |
|
| 104 |
+ Super FX x86 assembler emulator code |
|
| 105 |
+ (c) Copyright 1998 - 2003 _Demo_, |
|
| 106 |
+ pagefault, |
|
| 107 |
+ zsKnight |
|
| 108 |
+ |
|
| 109 |
+ Super FX C emulator code |
|
| 110 |
+ (c) Copyright 1997 - 1999 Ivar, |
|
| 111 |
+ Gary Henderson, |
|
| 112 |
+ John Weidman |
|
| 113 |
+ |
|
| 114 |
+ Sound emulator code used in 1.5-1.51 |
|
| 115 |
+ (c) Copyright 1998 - 2003 Brad Martin |
|
| 116 |
+ (c) Copyright 1998 - 2006 Charles Bilyue' |
|
| 117 |
+ |
|
| 118 |
+ Sound emulator code used in 1.52+ |
|
| 119 |
+ (c) Copyright 2004 - 2007 Shay Green (gblargg@gmail.com) |
|
| 120 |
+ |
|
| 121 |
+ SH assembler code partly based on x86 assembler code |
|
| 122 |
+ (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) |
|
| 123 |
+ |
|
| 124 |
+ 2xSaI filter |
|
| 125 |
+ (c) Copyright 1999 - 2001 Derek Liauw Kie Fa |
|
| 126 |
+ |
|
| 127 |
+ HQ2x, HQ3x, HQ4x filters |
|
| 128 |
+ (c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com) |
|
| 129 |
+ |
|
| 130 |
+ NTSC filter |
|
| 131 |
+ (c) Copyright 2006 - 2007 Shay Green |
|
| 132 |
+ |
|
| 133 |
+ GTK+ GUI code |
|
| 134 |
+ (c) Copyright 2004 - 2011 BearOso |
|
| 135 |
+ |
|
| 136 |
+ Win32 GUI code |
|
| 137 |
+ (c) Copyright 2003 - 2006 blip, |
|
| 138 |
+ funkyass, |
|
| 139 |
+ Matthew Kendora, |
|
| 140 |
+ Nach, |
|
| 141 |
+ nitsuja |
|
| 142 |
+ (c) Copyright 2009 - 2011 OV2 |
|
| 143 |
+ |
|
| 144 |
+ Mac OS GUI code |
|
| 145 |
+ (c) Copyright 1998 - 2001 John Stiles |
|
| 146 |
+ (c) Copyright 2001 - 2011 zones |
|
| 147 |
+ |
|
| 148 |
+ |
|
| 149 |
+ Specific ports contains the works of other authors. See headers in |
|
| 150 |
+ individual files. |
|
| 151 |
+ |
|
| 152 |
+ |
|
| 153 |
+ Snes9x homepage: http://www.snes9x.com/ |
|
| 154 |
+ |
|
| 155 |
+ Permission to use, copy, modify and/or distribute Snes9x in both binary |
|
| 156 |
+ and source form, for non-commercial purposes, is hereby granted without |
|
| 157 |
+ fee, providing that this license information and copyright notice appear |
|
| 158 |
+ with all copies and any derived work. |
|
| 159 |
+ |
|
| 160 |
+ This software is provided 'as-is', without any express or implied |
|
| 161 |
+ warranty. In no event shall the authors be held liable for any damages |
|
| 162 |
+ arising from the use of this software or it's derivatives. |
|
| 163 |
+ |
|
| 164 |
+ Snes9x is freeware for PERSONAL USE only. Commercial users should |
|
| 165 |
+ seek permission of the copyright holders first. Commercial use includes, |
|
| 166 |
+ but is not limited to, charging money for Snes9x or software derived from |
|
| 167 |
+ Snes9x, including Snes9x or derivatives in commercial game bundles, and/or |
|
| 168 |
+ using Snes9x as a promotion for your commercial product. |
|
| 169 |
+ |
|
| 170 |
+ The copyright holders request that bug fixes and improvements to the code |
|
| 171 |
+ should be forwarded to them so everyone can benefit from the modifications |
|
| 172 |
+ in future versions. |
|
| 173 |
+ |
|
| 174 |
+ Super NES and Super Nintendo Entertainment System are trademarks of |
|
| 175 |
+ Nintendo Co., Limited and its subsidiary companies. |
|
| 176 |
+ ***********************************************************************************/ |
|
| 177 |
+ |
|
| 178 |
+ |
|
| 179 |
+#ifndef _CPUADDR_H_ |
|
| 180 |
+#define _CPUADDR_H_ |
|
| 181 |
+ |
|
| 182 |
+typedef enum |
|
| 183 |
+{
|
|
| 184 |
+ NONE = 0, |
|
| 185 |
+ READ = 1, |
|
| 186 |
+ WRITE = 2, |
|
| 187 |
+ MODIFY = 3, |
|
| 188 |
+ JUMP = 5, |
|
| 189 |
+ JSR = 8 |
|
| 190 |
+} AccessMode; |
|
| 191 |
+ |
|
| 192 |
+static inline uint8_t Immediate8Slow (AccessMode a) |
|
| 193 |
+{
|
|
| 194 |
+ uint8_t val = S9xGetByte(Registers.PBPC); |
|
| 195 |
+ if (a & READ) |
|
| 196 |
+ OpenBus = val; |
|
| 197 |
+ Registers.PCw++; |
|
| 198 |
+ |
|
| 199 |
+ return val; |
|
| 200 |
+} |
|
| 201 |
+ |
|
| 202 |
+static inline uint8_t Immediate8 (AccessMode a) |
|
| 203 |
+{
|
|
| 204 |
+ uint8_t val = CPU.PCBase[Registers.PCw]; |
|
| 205 |
+ if (a & READ) |
|
| 206 |
+ OpenBus = val; |
|
| 207 |
+ AddCycles(CPU.MemSpeed); |
|
| 208 |
+ Registers.PCw++; |
|
| 209 |
+ |
|
| 210 |
+ return val; |
|
| 211 |
+} |
|
| 212 |
+ |
|
| 213 |
+static inline uint16_t Immediate16Slow (AccessMode a) |
|
| 214 |
+{
|
|
| 215 |
+ uint16_t val = S9xGetWord(Registers.PBPC, WRAP_BANK); |
|
| 216 |
+ if (a & READ) |
|
| 217 |
+ OpenBus = (uint8_t) (val >> 8); |
|
| 218 |
+ Registers.PCw += 2; |
|
| 219 |
+ |
|
| 220 |
+ return val; |
|
| 221 |
+} |
|
| 222 |
+ |
|
| 223 |
+static inline uint16_t Immediate16 (AccessMode a) |
|
| 224 |
+{
|
|
| 225 |
+ uint16_t val = READ_WORD(CPU.PCBase + Registers.PCw); |
|
| 226 |
+ if (a & READ) |
|
| 227 |
+ OpenBus = (uint8_t) (val >> 8); |
|
| 228 |
+ AddCycles(CPU.MemSpeedx2); |
|
| 229 |
+ Registers.PCw += 2; |
|
| 230 |
+ |
|
| 231 |
+ return val; |
|
| 232 |
+} |
|
| 233 |
+ |
|
| 234 |
+static inline uint32_t RelativeSlow (AccessMode a) // branch $xx |
|
| 235 |
+{
|
|
| 236 |
+ int8_t offset = Immediate8Slow(a); |
|
| 237 |
+ |
|
| 238 |
+ return ((int16_t) Registers.PCw + offset) & 0xffff; |
|
| 239 |
+} |
|
| 240 |
+ |
|
| 241 |
+static inline uint32_t Relative (AccessMode a) // branch $xx |
|
| 242 |
+{
|
|
| 243 |
+ int8_t offset = Immediate8(a); |
|
| 244 |
+ |
|
| 245 |
+ return ((int16_t) Registers.PCw + offset) & 0xffff; |
|
| 246 |
+} |
|
| 247 |
+ |
|
| 248 |
+static inline uint32_t RelativeLongSlow (AccessMode a) // BRL $xxxx |
|
| 249 |
+{
|
|
| 250 |
+ int16_t offset = Immediate16Slow(a); |
|
| 251 |
+ |
|
| 252 |
+ return ((int32_t) Registers.PCw + offset) & 0xffff; |
|
| 253 |
+} |
|
| 254 |
+ |
|
| 255 |
+static inline uint32_t RelativeLong (AccessMode a) // BRL $xxxx |
|
| 256 |
+{
|
|
| 257 |
+ int16_t offset = Immediate16(a); |
|
| 258 |
+ |
|
| 259 |
+ return ((int32_t) Registers.PCw + offset) & 0xffff; |
|
| 260 |
+} |
|
| 261 |
+ |
|
| 262 |
+static inline uint32_t AbsoluteIndexedIndirectSlow (AccessMode a) // (a,X) |
|
| 263 |
+{
|
|
| 264 |
+ uint16_t addr; |
|
| 265 |
+ |
|
| 266 |
+ if (a & JSR) |
|
| 267 |
+ {
|
|
| 268 |
+ // JSR (a,X) pushes the old address in the middle of loading the new. |
|
| 269 |
+ // OpenBus needs to be set to account for this. |
|
| 270 |
+ addr = Immediate8Slow(READ); |
|
| 271 |
+ if (a == JSR) |
|
| 272 |
+ OpenBus = Registers.PCl; |
|
| 273 |
+ addr |= Immediate8Slow(READ) << 8; |
|
| 274 |
+ } |
|
| 275 |
+ else |
|
| 276 |
+ addr = Immediate16Slow(READ); |
|
| 277 |
+ |
|
| 278 |
+ AddCycles(ONE_CYCLE); |
|
| 279 |
+ addr += Registers.X.W; |
|
| 280 |
+ |
|
| 281 |
+ // Address load wraps within the bank |
|
| 282 |
+ uint16_t addr2 = S9xGetWord(ICPU.ShiftedPB | addr, WRAP_BANK); |
|
| 283 |
+ OpenBus = addr2 >> 8; |
|
| 284 |
+ |
|
| 285 |
+ return addr2; |
|
| 286 |
+} |
|
| 287 |
+ |
|
| 288 |
+static inline uint32_t AbsoluteIndexedIndirect (AccessMode a) // (a,X) |
|
| 289 |
+{
|
|
| 290 |
+ uint16_t addr = Immediate16Slow(READ); |
|
| 291 |
+ addr += Registers.X.W; |
|
| 292 |
+ |
|
| 293 |
+ // Address load wraps within the bank |
|
| 294 |
+ uint16_t addr2 = S9xGetWord(ICPU.ShiftedPB | addr, WRAP_BANK); |
|
| 295 |
+ OpenBus = addr2 >> 8; |
|
| 296 |
+ |
|
| 297 |
+ return addr2; |
|
| 298 |
+} |
|
| 299 |
+ |
|
| 300 |
+static inline uint32_t AbsoluteIndirectLongSlow (AccessMode a) // [a] |
|
| 301 |
+{
|
|
| 302 |
+ uint16_t addr = Immediate16Slow(READ); |
|
| 303 |
+ |
|
| 304 |
+ // No info on wrapping, but it doesn't matter anyway due to mirroring |
|
| 305 |
+ uint32_t addr2 = S9xGetWord(addr); |
|
| 306 |
+ OpenBus = addr2 >> 8; |
|
| 307 |
+ addr2 |= (OpenBus = S9xGetByte(addr + 2)) << 16; |
|
| 308 |
+ |
|
| 309 |
+ return addr2; |
|
| 310 |
+} |
|
| 311 |
+ |
|
| 312 |
+static inline uint32_t AbsoluteIndirectLong (AccessMode a) // [a] |
|
| 313 |
+{
|
|
| 314 |
+ uint16_t addr = Immediate16(READ); |
|
| 315 |
+ |
|
| 316 |
+ // No info on wrapping, but it doesn't matter anyway due to mirroring |
|
| 317 |
+ uint32_t addr2 = S9xGetWord(addr); |
|
| 318 |
+ OpenBus = addr2 >> 8; |
|
| 319 |
+ addr2 |= (OpenBus = S9xGetByte(addr + 2)) << 16; |
|
| 320 |
+ |
|
| 321 |
+ return addr2; |
|
| 322 |
+} |
|
| 323 |
+ |
|
| 324 |
+static inline uint32_t AbsoluteIndirectSlow (AccessMode a) // (a) |
|
| 325 |
+{
|
|
| 326 |
+ // No info on wrapping, but it doesn't matter anyway due to mirroring |
|
| 327 |
+ uint16_t addr2 = S9xGetWord(Immediate16Slow(READ)); |
|
| 328 |
+ OpenBus = addr2 >> 8; |
|
| 329 |
+ |
|
| 330 |
+ return addr2; |
|
| 331 |
+} |
|
| 332 |
+ |
|
| 333 |
+static inline uint32_t AbsoluteIndirect (AccessMode a) // (a) |
|
| 334 |
+{
|
|
| 335 |
+ // No info on wrapping, but it doesn't matter anyway due to mirroring |
|
| 336 |
+ uint16_t addr2 = S9xGetWord(Immediate16(READ)); |
|
| 337 |
+ OpenBus = addr2 >> 8; |
|
| 338 |
+ |
|
| 339 |
+ return addr2; |
|
| 340 |
+} |
|
| 341 |
+ |
|
| 342 |
+static inline uint32_t AbsoluteSlow (AccessMode a) // a |
|
| 343 |
+{
|
|
| 344 |
+ return ICPU.ShiftedDB | Immediate16Slow(a); |
|
| 345 |
+} |
|
| 346 |
+ |
|
| 347 |
+static inline uint32_t Absolute (AccessMode a) // a |
|
| 348 |
+{
|
|
| 349 |
+ return ICPU.ShiftedDB | Immediate16(a); |
|
| 350 |
+} |
|
| 351 |
+ |
|
| 352 |
+static inline uint32_t AbsoluteLongSlow (AccessMode a) // l |
|
| 353 |
+{
|
|
| 354 |
+ uint32_t addr = Immediate16Slow(READ); |
|
| 355 |
+ |
|
| 356 |
+ // JSR l pushes the old bank in the middle of loading the new. |
|
| 357 |
+ // OpenBus needs to be set to account for this. |
|
| 358 |
+ if (a == JSR) |
|
| 359 |
+ OpenBus = Registers.PB; |
|
| 360 |
+ |
|
| 361 |
+ addr |= Immediate8Slow(a) << 16; |
|
| 362 |
+ |
|
| 363 |
+ return addr; |
|
| 364 |
+} |
|
| 365 |
+ |
|
| 366 |
+static inline uint32_t AbsoluteLong (AccessMode a) // l |
|
| 367 |
+{
|
|
| 368 |
+ uint32_t addr = READ_3WORD(CPU.PCBase + Registers.PCw); |
|
| 369 |
+ AddCycles(CPU.MemSpeedx2 + CPU.MemSpeed); |
|
| 370 |
+ if (a & READ) |
|
| 371 |
+ OpenBus = addr >> 16; |
|
| 372 |
+ Registers.PCw += 3; |
|
| 373 |
+ |
|
| 374 |
+ return addr; |
|
| 375 |
+} |
|
| 376 |
+ |
|
| 377 |
+static inline uint32_t DirectSlow (AccessMode a) // d |
|
| 378 |
+{
|
|
| 379 |
+ uint16_t addr = Immediate8Slow(a) + Registers.D.W; |
|
| 380 |
+ if (Registers.DL != 0) |
|
| 381 |
+ AddCycles(ONE_CYCLE); |
|
| 382 |
+ |
|
| 383 |
+ return addr; |
|
| 384 |
+} |
|
| 385 |
+ |
|
| 386 |
+static inline uint32_t Direct (AccessMode a) // d |
|
| 387 |
+{
|
|
| 388 |
+ uint16_t addr = Immediate8(a) + Registers.D.W; |
|
| 389 |
+ if (Registers.DL != 0) |
|
| 390 |
+ AddCycles(ONE_CYCLE); |
|
| 391 |
+ |
|
| 392 |
+ return addr; |
|
| 393 |
+} |
|
| 394 |
+ |
|
| 395 |
+static inline uint32_t DirectIndirectSlow (AccessMode a) // (d) |
|
| 396 |
+{
|
|
| 397 |
+ uint32_t addr = S9xGetWord(DirectSlow(READ), (!CheckEmulation() || Registers.DL) ? WRAP_BANK : WRAP_PAGE); |
|
| 398 |
+ if (a & READ) |
|
| 399 |
+ OpenBus = (uint8_t) (addr >> 8); |
|
| 400 |
+ addr |= ICPU.ShiftedDB; |
|
| 401 |
+ |
|
| 402 |
+ return addr; |
|
| 403 |
+} |
|
| 404 |
+ |
|
| 405 |
+static inline uint32_t DirectIndirectE0 (AccessMode a) // (d) |
|
| 406 |
+{
|
|
| 407 |
+ uint32_t addr = S9xGetWord(Direct(READ)); |
|
| 408 |
+ if (a & READ) |
|
| 409 |
+ OpenBus = (uint8_t) (addr >> 8); |
|
| 410 |
+ addr |= ICPU.ShiftedDB; |
|
| 411 |
+ |
|
| 412 |
+ return addr; |
|
| 413 |
+} |
|
| 414 |
+ |
|
| 415 |
+static inline uint32_t DirectIndirectE1 (AccessMode a) // (d) |
|
| 416 |
+{
|
|
| 417 |
+ uint32_t addr = S9xGetWord(DirectSlow(READ), Registers.DL ? WRAP_BANK : WRAP_PAGE); |
|
| 418 |
+ if (a & READ) |
|
| 419 |
+ OpenBus = (uint8_t) (addr >> 8); |
|
| 420 |
+ addr |= ICPU.ShiftedDB; |
|
| 421 |
+ |
|
| 422 |
+ return addr; |
|
| 423 |
+} |
|
| 424 |
+ |
|
| 425 |
+static inline uint32_t DirectIndirectIndexedSlow (AccessMode a) // (d),Y |
|
| 426 |
+{
|
|
| 427 |
+ uint32_t addr = DirectIndirectSlow(a); |
|
| 428 |
+ if (a & WRITE || !CheckIndex() || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 429 |
+ AddCycles(ONE_CYCLE); |
|
| 430 |
+ |
|
| 431 |
+ return addr + Registers.Y.W; |
|
| 432 |
+} |
|
| 433 |
+ |
|
| 434 |
+static inline uint32_t DirectIndirectIndexedE0X0 (AccessMode a) // (d),Y |
|
| 435 |
+{
|
|
| 436 |
+ uint32_t addr = DirectIndirectE0(a); |
|
| 437 |
+ AddCycles(ONE_CYCLE); |
|
| 438 |
+ |
|
| 439 |
+ return addr + Registers.Y.W; |
|
| 440 |
+} |
|
| 441 |
+ |
|
| 442 |
+static inline uint32_t DirectIndirectIndexedE0X1 (AccessMode a) // (d),Y |
|
| 443 |
+{
|
|
| 444 |
+ uint32_t addr = DirectIndirectE0(a); |
|
| 445 |
+ if (a & WRITE || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 446 |
+ AddCycles(ONE_CYCLE); |
|
| 447 |
+ |
|
| 448 |
+ return addr + Registers.Y.W; |
|
| 449 |
+} |
|
| 450 |
+ |
|
| 451 |
+static inline uint32_t DirectIndirectIndexedE1 (AccessMode a) // (d),Y |
|
| 452 |
+{
|
|
| 453 |
+ uint32_t addr = DirectIndirectE1(a); |
|
| 454 |
+ if (a & WRITE || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 455 |
+ AddCycles(ONE_CYCLE); |
|
| 456 |
+ |
|
| 457 |
+ return addr + Registers.Y.W; |
|
| 458 |
+} |
|
| 459 |
+ |
|
| 460 |
+static inline uint32_t DirectIndirectLongSlow (AccessMode a) // [d] |
|
| 461 |
+{
|
|
| 462 |
+ uint16_t addr = DirectSlow(READ); |
|
| 463 |
+ uint32_t addr2 = S9xGetWord(addr); |
|
| 464 |
+ OpenBus = addr2 >> 8; |
|
| 465 |
+ addr2 |= (OpenBus = S9xGetByte(addr + 2)) << 16; |
|
| 466 |
+ |
|
| 467 |
+ return addr2; |
|
| 468 |
+} |
|
| 469 |
+ |
|
| 470 |
+static inline uint32_t DirectIndirectLong (AccessMode a) // [d] |
|
| 471 |
+{
|
|
| 472 |
+ uint16_t addr = Direct(READ); |
|
| 473 |
+ uint32_t addr2 = S9xGetWord(addr); |
|
| 474 |
+ OpenBus = addr2 >> 8; |
|
| 475 |
+ addr2 |= (OpenBus = S9xGetByte(addr + 2)) << 16; |
|
| 476 |
+ |
|
| 477 |
+ return addr2; |
|
| 478 |
+} |
|
| 479 |
+ |
|
| 480 |
+static inline uint32_t DirectIndirectIndexedLongSlow (AccessMode a) // [d],Y |
|
| 481 |
+{
|
|
| 482 |
+ return DirectIndirectLongSlow(a) + Registers.Y.W; |
|
| 483 |
+} |
|
| 484 |
+ |
|
| 485 |
+static inline uint32_t DirectIndirectIndexedLong (AccessMode a) // [d],Y |
|
| 486 |
+{
|
|
| 487 |
+ return DirectIndirectLong(a) + Registers.Y.W; |
|
| 488 |
+} |
|
| 489 |
+ |
|
| 490 |
+static inline uint32_t DirectIndexedXSlow (AccessMode a) // d,X |
|
| 491 |
+{
|
|
| 492 |
+ pair addr; |
|
| 493 |
+ addr.W = DirectSlow(a); |
|
| 494 |
+ if (!CheckEmulation() || Registers.DL) |
|
| 495 |
+ addr.W += Registers.X.W; |
|
| 496 |
+ else |
|
| 497 |
+ addr.B.l += Registers.XL; |
|
| 498 |
+ |
|
| 499 |
+ AddCycles(ONE_CYCLE); |
|
| 500 |
+ |
|
| 501 |
+ return addr.W; |
|
| 502 |
+} |
|
| 503 |
+ |
|
| 504 |
+static inline uint32_t DirectIndexedXE0 (AccessMode a) // d,X |
|
| 505 |
+{
|
|
| 506 |
+ uint16_t addr = Direct(a) + Registers.X.W; |
|
| 507 |
+ AddCycles(ONE_CYCLE); |
|
| 508 |
+ |
|
| 509 |
+ return addr; |
|
| 510 |
+} |
|
| 511 |
+ |
|
| 512 |
+static inline uint32_t DirectIndexedXE1 (AccessMode a) // d,X |
|
| 513 |
+{
|
|
| 514 |
+ if (Registers.DL) |
|
| 515 |
+ return DirectIndexedXE0(a); |
|
| 516 |
+ else |
|
| 517 |
+ {
|
|
| 518 |
+ pair addr; |
|
| 519 |
+ addr.W = Direct(a); |
|
| 520 |
+ addr.B.l += Registers.XL; |
|
| 521 |
+ AddCycles(ONE_CYCLE); |
|
| 522 |
+ |
|
| 523 |
+ return addr.W; |
|
| 524 |
+ } |
|
| 525 |
+} |
|
| 526 |
+ |
|
| 527 |
+static inline uint32_t DirectIndexedYSlow (AccessMode a) // d,Y |
|
| 528 |
+{
|
|
| 529 |
+ pair addr; |
|
| 530 |
+ addr.W = DirectSlow(a); |
|
| 531 |
+ if (!CheckEmulation() || Registers.DL) |
|
| 532 |
+ addr.W += Registers.Y.W; |
|
| 533 |
+ else |
|
| 534 |
+ addr.B.l += Registers.YL; |
|
| 535 |
+ |
|
| 536 |
+ AddCycles(ONE_CYCLE); |
|
| 537 |
+ |
|
| 538 |
+ return addr.W; |
|
| 539 |
+} |
|
| 540 |
+ |
|
| 541 |
+static inline uint32_t DirectIndexedYE0 (AccessMode a) // d,Y |
|
| 542 |
+{
|
|
| 543 |
+ uint16_t addr = Direct(a) + Registers.Y.W; |
|
| 544 |
+ AddCycles(ONE_CYCLE); |
|
| 545 |
+ |
|
| 546 |
+ return addr; |
|
| 547 |
+} |
|
| 548 |
+ |
|
| 549 |
+static inline uint32_t DirectIndexedYE1 (AccessMode a) // d,Y |
|
| 550 |
+{
|
|
| 551 |
+ if (Registers.DL) |
|
| 552 |
+ return DirectIndexedYE0(a); |
|
| 553 |
+ else |
|
| 554 |
+ {
|
|
| 555 |
+ pair addr; |
|
| 556 |
+ addr.W = Direct(a); |
|
| 557 |
+ addr.B.l += Registers.YL; |
|
| 558 |
+ AddCycles(ONE_CYCLE); |
|
| 559 |
+ |
|
| 560 |
+ return addr.W; |
|
| 561 |
+ } |
|
| 562 |
+} |
|
| 563 |
+ |
|
| 564 |
+static inline uint32_t DirectIndexedIndirectSlow (AccessMode a) // (d,X) |
|
| 565 |
+{
|
|
| 566 |
+ uint32_t addr = S9xGetWord(DirectIndexedXSlow(READ), (!CheckEmulation() || Registers.DL) ? WRAP_BANK : WRAP_PAGE); |
|
| 567 |
+ if (a & READ) |
|
| 568 |
+ OpenBus = (uint8_t) (addr >> 8); |
|
| 569 |
+ |
|
| 570 |
+ return ICPU.ShiftedDB | addr; |
|
| 571 |
+} |
|
| 572 |
+ |
|
| 573 |
+static inline uint32_t DirectIndexedIndirectE0 (AccessMode a) // (d,X) |
|
| 574 |
+{
|
|
| 575 |
+ uint32_t addr = S9xGetWord(DirectIndexedXE0(READ)); |
|
| 576 |
+ if (a & READ) |
|
| 577 |
+ OpenBus = (uint8_t) (addr >> 8); |
|
| 578 |
+ |
|
| 579 |
+ return ICPU.ShiftedDB | addr; |
|
| 580 |
+} |
|
| 581 |
+ |
|
| 582 |
+static inline uint32_t DirectIndexedIndirectE1 (AccessMode a) // (d,X) |
|
| 583 |
+{
|
|
| 584 |
+ uint32_t addr = S9xGetWord(DirectIndexedXE1(READ), Registers.DL ? WRAP_BANK : WRAP_PAGE); |
|
| 585 |
+ if (a & READ) |
|
| 586 |
+ OpenBus = (uint8_t) (addr >> 8); |
|
| 587 |
+ |
|
| 588 |
+ return ICPU.ShiftedDB | addr; |
|
| 589 |
+} |
|
| 590 |
+ |
|
| 591 |
+static inline uint32_t AbsoluteIndexedXSlow (AccessMode a) // a,X |
|
| 592 |
+{
|
|
| 593 |
+ uint32_t addr = AbsoluteSlow(a); |
|
| 594 |
+ if (a & WRITE || !CheckIndex() || (addr & 0xff) + Registers.XL >= 0x100) |
|
| 595 |
+ AddCycles(ONE_CYCLE); |
|
| 596 |
+ |
|
| 597 |
+ return addr + Registers.X.W; |
|
| 598 |
+} |
|
| 599 |
+ |
|
| 600 |
+static inline uint32_t AbsoluteIndexedXX0 (AccessMode a) // a,X |
|
| 601 |
+{
|
|
| 602 |
+ uint32_t addr = Absolute(a); |
|
| 603 |
+ AddCycles(ONE_CYCLE); |
|
| 604 |
+ |
|
| 605 |
+ return addr + Registers.X.W; |
|
| 606 |
+} |
|
| 607 |
+ |
|
| 608 |
+static inline uint32_t AbsoluteIndexedXX1 (AccessMode a) // a,X |
|
| 609 |
+{
|
|
| 610 |
+ uint32_t addr = Absolute(a); |
|
| 611 |
+ if (a & WRITE || (addr & 0xff) + Registers.XL >= 0x100) |
|
| 612 |
+ AddCycles(ONE_CYCLE); |
|
| 613 |
+ |
|
| 614 |
+ return addr + Registers.X.W; |
|
| 615 |
+} |
|
| 616 |
+ |
|
| 617 |
+static inline uint32_t AbsoluteIndexedYSlow (AccessMode a) // a,Y |
|
| 618 |
+{
|
|
| 619 |
+ uint32_t addr = AbsoluteSlow(a); |
|
| 620 |
+ if (a & WRITE || !CheckIndex() || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 621 |
+ AddCycles(ONE_CYCLE); |
|
| 622 |
+ |
|
| 623 |
+ return addr + Registers.Y.W; |
|
| 624 |
+} |
|
| 625 |
+ |
|
| 626 |
+static inline uint32_t AbsoluteIndexedYX0 (AccessMode a) // a,Y |
|
| 627 |
+{
|
|
| 628 |
+ uint32_t addr = Absolute(a); |
|
| 629 |
+ AddCycles(ONE_CYCLE); |
|
| 630 |
+ |
|
| 631 |
+ return addr + Registers.Y.W; |
|
| 632 |
+} |
|
| 633 |
+ |
|
| 634 |
+static inline uint32_t AbsoluteIndexedYX1 (AccessMode a) // a,Y |
|
| 635 |
+{
|
|
| 636 |
+ uint32_t addr = Absolute(a); |
|
| 637 |
+ if (a & WRITE || (addr & 0xff) + Registers.YL >= 0x100) |
|
| 638 |
+ AddCycles(ONE_CYCLE); |
|
| 639 |
+ |
|
| 640 |
+ return addr + Registers.Y.W; |
|
| 641 |
+} |
|
| 642 |
+ |
|
| 643 |
+static inline uint32_t AbsoluteLongIndexedXSlow (AccessMode a) // l,X |
|
| 644 |
+{
|
|
| 645 |
+ return AbsoluteLongSlow(a) + Registers.X.W; |
|
| 646 |
+} |
|
| 647 |
+ |
|
| 648 |
+static inline uint32_t AbsoluteLongIndexedX (AccessMode a) // l,X |
|
| 649 |
+{
|
|
| 650 |
+ return AbsoluteLong(a) + Registers.X.W; |
|
| 651 |
+} |
|
| 652 |
+ |
|
| 653 |
+static inline uint32_t StackRelativeSlow (AccessMode a) // d,S |
|
| 654 |
+{
|
|
| 655 |
+ uint16_t addr = Immediate8Slow(a) + Registers.S.W; |
|
| 656 |
+ AddCycles(ONE_CYCLE); |
|
| 657 |
+ |
|
| 658 |
+ return addr; |
|
| 659 |
+} |
|
| 660 |
+ |
|
| 661 |
+static inline uint32_t StackRelative (AccessMode a) // d,S |
|
| 662 |
+{
|
|
| 663 |
+ uint16_t addr = Immediate8(a) + Registers.S.W; |
|
| 664 |
+ AddCycles(ONE_CYCLE); |
|
| 665 |
+ |
|
| 666 |
+ return addr; |
|
| 667 |
+} |
|
| 668 |
+ |
|
| 669 |
+static inline uint32_t StackRelativeIndirectIndexedSlow (AccessMode a) // (d,S),Y |
|
| 670 |
+{
|
|
| 671 |
+ uint32_t addr = S9xGetWord(StackRelativeSlow(READ)); |
|
| 672 |
+ if (a & READ) |
|
| 673 |
+ OpenBus = (uint8_t) (addr >> 8); |
|
| 674 |
+ addr = (addr + Registers.Y.W + ICPU.ShiftedDB) & 0xffffff; |
|
| 675 |
+ AddCycles(ONE_CYCLE); |
|
| 676 |
+ |
|
| 677 |
+ return addr; |
|
| 678 |
+} |
|
| 679 |
+ |
|
| 680 |
+static inline uint32_t StackRelativeIndirectIndexed (AccessMode a) // (d,S),Y |
|
| 681 |
+{
|
|
| 682 |
+ uint32_t addr = S9xGetWord(StackRelative(READ)); |
|
| 683 |
+ if (a & READ) |
|
| 684 |
+ OpenBus = (uint8_t) (addr >> 8); |
|
| 685 |
+ addr = (addr + Registers.Y.W + ICPU.ShiftedDB) & 0xffffff; |
|
| 686 |
+ AddCycles(ONE_CYCLE); |
|
| 687 |
+ |
|
| 688 |
+ return addr; |
|
| 689 |
+} |
|
| 690 |
+ |
|
| 691 |
+#endif |