📄 ex2202.lst
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static unsigned short curr_byte; C:\MCC18\src\traditional\startup\c018i.c
static unsigned short curr_entry; C:\MCC18\src\traditional\startup\c018i.c
static short long data_ptr; C:\MCC18\src\traditional\startup\c018i.c
C:\MCC18\src\traditional\startup\c018i.c
// Initialized data... C:\MCC18\src\traditional\startup\c018i.c
000864 0e2a MOVLW 0x2a TBLPTR = (short long)&_cinit; C:\MCC18\src\traditional\startup\c018i.c
000866 6ef6 MOVWF 0xf6,0x0
000868 0e00 MOVLW 0x0
00086a 6ef7 MOVWF 0xf7,0x0
00086c 0e00 MOVLW 0x0
00086e 6ef8 MOVWF 0xf8,0x0
_asm C:\MCC18\src\traditional\startup\c018i.c
000870 0100 MOVLB 0x0 movlb data_ptr C:\MCC18\src\traditional\startup\c018i.c
000872 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
000874 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
000876 6f85 MOVWF 0x85,0x1 movwf curr_entry, 1 C:\MCC18\src\traditional\startup\c018i.c
000878 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
00087a 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
00087c 6f86 MOVWF 0x86,0x1 movwf curr_entry+1, 1 C:\MCC18\src\traditional\startup\c018i.c
_endasm C:\MCC18\src\traditional\startup\c018i.c
//while (curr_entry) C:\MCC18\src\traditional\startup\c018i.c
//{ C:\MCC18\src\traditional\startup\c018i.c
test: C:\MCC18\src\traditional\startup\c018i.c
_asm C:\MCC18\src\traditional\startup\c018i.c
00087e e103 BNZ 0x886 bnz 3 C:\MCC18\src\traditional\startup\c018i.c
000880 6785 TSTFSZ 0x85,0x1 tstfsz curr_entry, 1 C:\MCC18\src\traditional\startup\c018i.c
000882 d001 BRA 0x886 bra 1 C:\MCC18\src\traditional\startup\c018i.c
_endasm C:\MCC18\src\traditional\startup\c018i.c
000884 d03d BRA 0x900 goto done; C:\MCC18\src\traditional\startup\c018i.c
/* Count down so we only have to look up the data in _cinit C:\MCC18\src\traditional\startup\c018i.c
* once. C:\MCC18\src\traditional\startup\c018i.c
* C:\MCC18\src\traditional\startup\c018i.c
* At this point we know that TBLPTR points to the top of the current C:\MCC18\src\traditional\startup\c018i.c
* entry in _cinit, so we can just start reading the from, to, and C:\MCC18\src\traditional\startup\c018i.c
* size values. C:\MCC18\src\traditional\startup\c018i.c
*/ C:\MCC18\src\traditional\startup\c018i.c
_asm C:\MCC18\src\traditional\startup\c018i.c
/* read the source address */ C:\MCC18\src\traditional\startup\c018i.c
000886 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
000888 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
00088a 6f80 MOVWF 0x80,0x1 movwf prom, 1 C:\MCC18\src\traditional\startup\c018i.c
00088c 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
00088e 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
000890 6f81 MOVWF 0x81,0x1 movwf prom+1, 1 C:\MCC18\src\traditional\startup\c018i.c
000892 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
000894 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
000896 6f82 MOVWF 0x82,0x1 movwf prom+2, 1 C:\MCC18\src\traditional\startup\c018i.c
/* skip a byte since it's stored as a 32bit int */ C:\MCC18\src\traditional\startup\c018i.c
000898 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
/* read the destination address directly into FSR0 */ C:\MCC18\src\traditional\startup\c018i.c
00089a 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
00089c 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
00089e 6ee9 MOVWF 0xe9,0x0 movwf FSR0L, 0 C:\MCC18\src\traditional\startup\c018i.c
0008a0 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
0008a2 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
0008a4 6eea MOVWF 0xea,0x0 movwf FSR0H, 0 C:\MCC18\src\traditional\startup\c018i.c
/* skip two bytes since it's stored as a 32bit int */ C:\MCC18\src\traditional\startup\c018i.c
0008a6 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
0008a8 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
/* read the destination address directly into FSR0 */ C:\MCC18\src\traditional\startup\c018i.c
0008aa 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
0008ac 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
0008ae 6f83 MOVWF 0x83,0x1 movwf curr_byte, 1 C:\MCC18\src\traditional\startup\c018i.c
0008b0 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
0008b2 50f5 MOVF 0xf5,0x0,0x0 movf TABLAT, 0, 0 C:\MCC18\src\traditional\startup\c018i.c
0008b4 6f84 MOVWF 0x84,0x1 movwf curr_byte+1, 1 C:\MCC18\src\traditional\startup\c018i.c
/* skip two bytes since it's stored as a 32bit int */ C:\MCC18\src\traditional\startup\c018i.c
0008b6 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
0008b8 0009 TBLRDPOSTINC tblrdpostinc C:\MCC18\src\traditional\startup\c018i.c
_endasm C:\MCC18\src\traditional\startup\c018i.c
//prom = data_ptr->from; C:\MCC18\src\traditional\startup\c018i.c
//FSR0 = data_ptr->to; C:\MCC18\src\traditional\startup\c018i.c
//curr_byte = (unsigned short) data_ptr->size; C:\MCC18\src\traditional\startup\c018i.c
/* the table pointer now points to the next entry. Save it C:\MCC18\src\traditional\startup\c018i.c
* off since we'll be using the table pointer to do the copying C:\MCC18\src\traditional\startup\c018i.c
* for the entry. C:\MCC18\src\traditional\startup\c018i.c
*/ C:\MCC18\src\traditional\startup\c018i.c
0008ba cff6 MOVFF 0xff6,0x87 data_ptr = TBLPTR; C:\MCC18\src\traditional\startup\c018i.c
0008bc f087
0008be cff7 MOVFF 0xff7,0x88
0008c0 f088
0008c2 cff8 MOVFF 0xff8,0x89
0008c4 f089
C:\MCC18\src\traditional\startup\c018i.c
/* now assign the source address to the table pointer */ C:\MCC18\src\traditional\startup\c018i.c
0008c6 c080 MOVFF 0x80,0xff6 TBLPTR = prom; C:\MCC18\src\traditional\startup\c018i.c
0008c8 fff6
0008ca c081 MOVFF 0x81,0xff7
0008cc fff7
0008ce c082 MOVFF 0x82,0xff8
0008d0 fff8
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