📄 echo.lst
字号:
009C 230 _REN = 0x009c 009D 231 _SM2 = 0x009d 009E 232 _SM1 = 0x009e 009F 233 _SM0 = 0x009f 0088 234 _IT0 = 0x0088 0089 235 _IE0 = 0x0089 008A 236 _IT1 = 0x008a 008B 237 _IE1 = 0x008b 008C 238 _TR0 = 0x008c 008D 239 _TF0 = 0x008d 008E 240 _TR1 = 0x008e 008F 241 _TF1 = 0x008f 242 ;-------------------------------------------------------- 243 ; overlayable register banks 244 ;-------------------------------------------------------- 245 .area REG_BANK_0 (REL,OVR,DATA) 0000 246 .ds 8 247 ;-------------------------------------------------------- 248 ; internal ram data 249 ;-------------------------------------------------------- 250 .area DSEG (DATA) 251 ;-------------------------------------------------------- 252 ; overlayable items in internal ram 253 ;-------------------------------------------------------- 254 .area OSEG (OVR,DATA) 255 ;-------------------------------------------------------- 256 ; Stack segment in internal ram 257 ;-------------------------------------------------------- 258 .area SSEG (DATA) 0000 259 __start__stack: 0000 260 .ds 1 261 262 ;-------------------------------------------------------- 263 ; indirectly addressable internal ram data 264 ;-------------------------------------------------------- 265 .area ISEG (DATA) 266 ;-------------------------------------------------------- 267 ; bit data 268 ;-------------------------------------------------------- 269 .area BSEG (BIT) 270 ;-------------------------------------------------------- 271 ; paged external ram data 272 ;-------------------------------------------------------- 273 .area PSEG (PAG,XDATA) 274 ;-------------------------------------------------------- 275 ; external ram data 276 ;-------------------------------------------------------- 277 .area XSEG (XDATA) 278 ;-------------------------------------------------------- 279 ; external initialized ram data 280 ;-------------------------------------------------------- 281 .area XISEG (XDATA) 282 .area HOME (CODE) 283 .area GSINIT0 (CODE) 284 .area GSINIT1 (CODE) 285 .area GSINIT2 (CODE) 286 .area GSINIT3 (CODE) 287 .area GSINIT4 (CODE) 288 .area GSINIT5 (CODE) 289 .area GSINIT (CODE) 290 .area GSFINAL (CODE) 291 .area CSEG (CODE) 292 ;-------------------------------------------------------- 293 ; interrupt vector 294 ;-------------------------------------------------------- 295 .area HOME (CODE) 0000 296 __interrupt_vect: 0000 02s00r00 297 ljmp __sdcc_gsinit_startup 298 ;-------------------------------------------------------- 299 ; global & static initialisations 300 ;-------------------------------------------------------- 301 .area HOME (CODE) 302 .area GSINIT (CODE) 303 .area GSFINAL (CODE) 304 .area GSINIT (CODE) 305 .globl __sdcc_gsinit_startup 306 .globl __sdcc_program_startup 307 .globl __start__stack 308 .globl __mcs51_genXINIT 309 .globl __mcs51_genXRAMCLEAR 310 .globl __mcs51_genRAMCLEAR 311 .area GSFINAL (CODE) 0000 02s00r00 312 ljmp __sdcc_program_startup 313 ;-------------------------------------------------------- 314 ; Home 315 ;-------------------------------------------------------- 316 .area HOME (CODE) 317 .area CSEG (CODE) 0000 318 __sdcc_program_startup: 0000 12s00r2E 319 lcall _main 320 ; return from main will lock up 0003 80 FE 321 sjmp . 322 ;-------------------------------------------------------- 323 ; code 324 ;-------------------------------------------------------- 325 .area CSEG (CODE) 326 ;------------------------------------------------------------ 327 ;Allocation info for local variables in function 'uart_init' 328 ;------------------------------------------------------------ 329 ;------------------------------------------------------------ 330 ; echo.c:4: void uart_init(void) 331 ; ----------------------------------------- 332 ; function uart_init 333 ; ----------------------------------------- 0005 334 _uart_init: 0002 335 ar2 = 0x02 0003 336 ar3 = 0x03 0004 337 ar4 = 0x04 0005 338 ar5 = 0x05 0006 339 ar6 = 0x06 0007 340 ar7 = 0x07 0000 341 ar0 = 0x00 0001 342 ar1 = 0x01 343 ; echo.c:6: SCON = 0x50; 344 ; genAssign 0005 75 98 50 345 mov _SCON,#0x50 346 ; echo.c:7: HIGH_NIBBLE_SET(TMOD, 2); 347 ; genAnd 0008 74 0F 348 mov a,#0x0F 000A 55 89 349 anl a,_TMOD 350 ; genOr 000C 44 20 351 orl a,#0x20 000E F5 89 352 mov _TMOD,a 353 ; echo.c:8: TH1 = 253; 354 ; genAssign 0010 75 8D FD 355 mov _TH1,#0xFD 356 ; echo.c:9: PCON |= 0x80; 357 ; genOr 0013 43 87 80 358 orl _PCON,#0x80 359 ; echo.c:10: ES = 0; 360 ; genAssign 0016 C2 AC 361 clr _ES 362 ; echo.c:11: TR1 = 1; 363 ; genAssign 0018 D2 8E 364 setb _TR1 365 ; Peephole 300 removed redundant label 00101$ 001A 22 366 ret 367 ;------------------------------------------------------------ 368 ;Allocation info for local variables in function 'putchar' 369 ;------------------------------------------------------------ 370 ;c Allocated to registers r2 371 ;------------------------------------------------------------ 372 ; echo.c:14: void putchar(char c) 373 ; ----------------------------------------- 374 ; function putchar 375 ; ----------------------------------------- 001B 376 _putchar: 377 ; genReceive 001B AA 82 378 mov r2,dpl 379 ; echo.c:16: TI = 0; 380 ; genAssign 001D C2 99 381 clr _TI 382 ; echo.c:17: SBUF = c; 383 ; genAssign 001F 8A 99 384 mov _SBUF,r2 385 ; echo.c:18: while(!TI) 0021 386 00101$: 387 ; genIfx 388 ; genIfxJump 389 ; Peephole 108.d removed ljmp by inverse jump logic 0021 30 99 FD 390 jnb _TI,00101$ 391 ; Peephole 300 removed redundant label 00107$ 392 ; Peephole 300 removed redundant label 00104$ 0024 22 393 ret 394 ;------------------------------------------------------------ 395 ;Allocation info for local variables in function 'getchar' 396 ;------------------------------------------------------------ 397 ;------------------------------------------------------------ 398 ; echo.c:22: char getchar(void) 399 ; ----------------------------------------- 400 ; function getchar 401 ; ----------------------------------------- 0025 402 _getchar: 403 ; echo.c:24: RI = 0; 404 ; genAssign 0025 C2 98 405 clr _RI 406 ; echo.c:25: while(!RI) 0027 407 00101$: 408 ; genIfx 409 ; genIfxJump 410 ; Peephole 108.d removed ljmp by inverse jump logic 0027 30 98 FD 411 jnb _RI,00101$ 412 ; Peephole 300 removed redundant label 00108$ 413 ; echo.c:27: return SBUF; 414 ; genAssign 002A 85 99 82 415 mov dpl,_SBUF 416 ; genRet 417 ; Peephole 300 removed redundant label 00104$ 002D 22 418 ret 419 ;------------------------------------------------------------ 420 ;Allocation info for local variables in function 'main' 421 ;------------------------------------------------------------ 422 ;c Allocated to registers r2 423 ;------------------------------------------------------------ 424 ; echo.c:30: void main() 425 ; ----------------------------------------- 426 ; function main 427 ; ----------------------------------------- 002E 428 _main: 429 ; echo.c:32: uart_init(); 430 ; genCall 002E 12s00r05 431 lcall _uart_init 432 ; echo.c:33: EA = 0; 433 ; genAssign 0031 C2 AF 434 clr _EA 435 ; echo.c:34: while(1) { 0033 436 00102$: 437 ; echo.c:36: P1_0 ^= 1; 438 ; genXor 0033 B2 90 439 cpl _P1_0 440 ; echo.c:37: c = getchar(); 441 ; genCall 0035 12s00r25 442 lcall _getchar 443 ; echo.c:38: P0 = c; 444 ; genAssign 445 ; echo.c:39: putchar(c); 446 ; genCall 0038 AA 82 447 mov r2,dpl 003A 8A 80 448 mov _P0,r2 449 ; Peephole 166 removed redundant mov 003C 12s00r1B 450 lcall _putchar 451 ; Peephole 112.b changed ljmp to sjmp 003F 80 F2 452 sjmp 00102$ 453 ; Peephole 259.a removed redundant label 00104$ and ret 454 ; 455 .area CSEG (CODE) 456 .area CONST (CODE) 457 .area XINIT (CODE)⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -