main.lst

avr的I/O、串口、定时器/计数器、外部中断、LCD等的例程

   1               		.file	"main.c"
   2               		.arch atmega16
   3               	__SREG__ = 0x3f
   4               	__SP_H__ = 0x3e
   5               	__SP_L__ = 0x3d
   6               	__tmp_reg__ = 0
   7               	__zero_reg__ = 1
   8               		.global __do_copy_data
   9               		.global __do_clear_bss
  17               	.Ltext0:
  18               		.lcomm abc,1
  19               	.global	__vector_8
  21               	__vector_8:
  22               	.LFB3:
  23               	.LM1:
  24               	/* prologue: frame size=0 */
  25 0000 1F92      		push __zero_reg__
  26 0002 0F92      		push __tmp_reg__
  27 0004 0FB6      		in __tmp_reg__,__SREG__
  28 0006 0F92      		push __tmp_reg__
  29 0008 1124      		clr __zero_reg__
  30 000a 8F93      		push r24
  31 000c 9F93      		push r25
  32               	/* prologue end (size=7) */
  33               	.LM2:
  34 000e 8EEE      		ldi r24,lo8(-31250)
  35 0010 95E8      		ldi r25,hi8(-31250)
  36 0012 9DBD      		out (76)+1-0x20,r25
  37 0014 8CBD      		out 76-0x20,r24
  38               	.LM3:
  39 0016 8091 0000 		lds r24,abc
  40 001a 8823      		tst r24
  41 001c 31F4      		brne .L2
  42               	.LM4:
  43 001e 8FEF      		ldi r24,lo8(-1)
  44 0020 8BBB      		out 59-0x20,r24
  45               	.LM5:
  46 0022 81E0      		ldi r24,lo8(1)
  47 0024 8093 0000 		sts abc,r24
  48 0028 03C0      		rjmp .L1
  49               	.L2:
  50               	.LM6:
  51 002a 1BBA      		out 59-0x20,__zero_reg__
  52               	.LM7:
  53 002c 1092 0000 		sts abc,__zero_reg__
  54               	.L1:
  55               	/* epilogue: frame size=0 */
  56 0030 9F91      		pop r25
  57 0032 8F91      		pop r24
  58 0034 0F90      		pop __tmp_reg__
  59 0036 0FBE      		out __SREG__,__tmp_reg__
  60 0038 0F90      		pop __tmp_reg__
  61 003a 1F90      		pop __zero_reg__
  62 003c 1895      		reti
  63               	/* epilogue end (size=7) */
  64               	/* function __vector_8 size 31 (17) */
  65               	.LFE3:
  67               	.global	main
  69               	main:
  70               	.LFB4:
  71               	.LM8:
  72               	/* prologue: frame size=0 */
  73 003e C0E0      		ldi r28,lo8(__stack - 0)
  74 0040 D0E0      		ldi r29,hi8(__stack - 0)
  75 0042 DEBF      		out __SP_H__,r29
  76 0044 CDBF      		out __SP_L__,r28
  77               	/* prologue end (size=4) */
  78               	.LM9:
  79 0046 8FEF      		ldi r24,lo8(-1)
  80 0048 8ABB      		out 58-0x20,r24
  81               	.LM10:
  82 004a 1BBA      		out 59-0x20,__zero_reg__
  83               	.LM11:
  84 004c 82E1      		ldi r24,lo8(31250)
  85 004e 9AE7      		ldi r25,hi8(31250)
  86 0050 9BBD      		out (74)+1-0x20,r25
  87 0052 8ABD      		out 74-0x20,r24
  88               	.LM12:
  89 0054 99BD      		out (72)+1-0x20,r25
  90 0056 88BD      		out 72-0x20,r24
  91               	.LM13:
  92 0058 1FBC      		out 79-0x20,__zero_reg__
  93               	.LM14:
  94 005a 24E0      		ldi r18,lo8(4)
  95 005c 2EBD      		out 78-0x20,r18
  96               	.LM15:
  97 005e 8EEE      		ldi r24,lo8(-31250)
  98 0060 95E8      		ldi r25,hi8(-31250)
  99 0062 9DBD      		out (76)+1-0x20,r25
 100 0064 8CBD      		out 76-0x20,r24
 101               	.LM16:
 102 0066 29BF      		out 89-0x20,r18
 103               	.LM17:
 104               	/* #APP */
 105 0068 7894      		sei
 106               	/* #NOAPP */
 107               	.L5:
 108               	.LM18:
 109 006a FFCF      		rjmp .L5
 110               	/* epilogue: frame size=0 */
 111               	/* epilogue: noreturn */
 112               	/* epilogue end (size=0) */
 113               	/* function main size 24 (20) */
 114               	.LFE4:
 116               	.Letext0:
DEFINED SYMBOLS
                            *ABS*:00000000 main.c
                            *ABS*:0000003f __SREG__
                            *ABS*:0000003e __SP_H__
                            *ABS*:0000003d __SP_L__
                            *ABS*:00000000 __tmp_reg__
                            *ABS*:00000001 __zero_reg__
                             .bss:00000000 abc
C:\DOCUME~1\Jevin\LOCALS~1\Temp/ccITaaaa.s:21     .text:00000000 __vector_8
C:\DOCUME~1\Jevin\LOCALS~1\Temp/ccITaaaa.s:69     .text:0000003e main

UNDEFINED SYMBOLS
__do_copy_data
__do_clear_bss
__stack