git.gag.com Git - fw/sdcc/blob - device/lib/_gptrget.lst

   1                               1 ;--------------------------------------------------------
   2                               2 ; File Created by SDCC : FreeWare ANSI-C Compiler
   3                               3 ; Version 2.1.9Ga Sun Jan 16 17:31:28 2000
   4                               4
   5                               5 ;--------------------------------------------------------
   6                               6         .module _gptrget
   7                               7 ;--------------------------------------------------------
   8                               8 ; publics variables in this module
   9                               9 ;--------------------------------------------------------
  10                              10         .globl __gptrget
  11                              11 ;--------------------------------------------------------
  12                              12 ; special function registers
  13                              13 ;--------------------------------------------------------
  14                              14 ;--------------------------------------------------------
  15                              15 ; special function bits
  16                              16 ;--------------------------------------------------------
  17                              17 ;--------------------------------------------------------
  18                              18 ; internal ram data
  19                              19 ;--------------------------------------------------------
  20                              20         .area   DSEG    (DATA)
  21                              21 ;--------------------------------------------------------
  22                              22 ; overlayable items in internal ram
  23                              23 ;--------------------------------------------------------
  24                              24         .area   OSEG    (OVR,DATA)
  25                              25 ;--------------------------------------------------------
  26                              26 ; indirectly addressable internal ram data
  27                              27 ;--------------------------------------------------------
  28                              28         .area   ISEG    (DATA)
  29                              29 ;--------------------------------------------------------
  30                              30 ; bit data
  31                              31 ;--------------------------------------------------------
  32                              32         .area   BSEG    (BIT)
  33                              33 ;--------------------------------------------------------
  34                              34 ; external ram data
  35                              35 ;--------------------------------------------------------
  36                              36         .area   XSEG    (XDATA)
  37                              37 ;--------------------------------------------------------
  38                              38 ; global & static initialisations
  39                              39 ;--------------------------------------------------------
  40                              40         .area GSINIT (CODE)
  41                              41 ;--------------------------------------------------------
  42                              42 ; code
  43                              43 ;--------------------------------------------------------
  44                              44         .area CSEG (CODE)
  45                     0000     45         G$_gptrget$0$0 ==.
  46                              46 ;       _gptrget.c 26
  47                              47 ;       -----------------------------------------
  48                              48 ;        function _gptrget
  49                              49 ;       -----------------------------------------
  50    0000                      50 __gptrget:
  51                     0002     51         ar2 = 0x02
  52                     0003     52         ar3 = 0x03
  53                     0004     53         ar4 = 0x04
  54                     0005     54         ar5 = 0x05
  55                     0006     55         ar6 = 0x06
  56                     0007     56         ar7 = 0x07
  57                     0000     57         ar0 = 0x00
  58                     0001     58         ar1 = 0x01
  59                              59 ;       _gptrget.c 81
  60                              60             ;   save values passed
  61    0000 C8                   61                 xch    a,r0
  62    0001 C0 E0                62                 push   acc
  63                              63             ;
  64                              64             ;   depending on the pointer type
  65                              65             ;
  66    0003 E5 F0                66                 mov     a,b
  67    0005 60 0D                67                 jz      00001$
  68    0007 14                   68                 dec     a
  69    0008 60 0F                69                 jz      00002$
  70    000A 14                   70                 dec     a
  71    000B 60 0F                71                 jz      00003$
  72    000D 14                   72                 dec     a
  73    000E 60 10                73                 jz      00004$
  74                              74             ;
  75                              75             ;   any other value for type
  76                              76             ;   return xFF
  77    0010 74 FF                77                 mov     a,#0xff
  78    0012 80 0F                78                 sjmp    00005$
  79                              79             ;
  80                              80             ;   Pointer to data space
  81                              81             ;
  82    0014                      82  00001$:
  83    0014 A8 82                83                 mov     r0,dpl     ; use only low order address
  84    0016 E6                   84                 mov     a,@r0
  85    0017 80 0A                85                 sjmp    00005$
  86                              86             ;
  87                              87             ;   pointer to xternal data
  88                              88             ;
  89    0019                      89  00002$:
  90    0019 E0                   90                 movx    a,@dptr
  91    001A 80 07                91                 sjmp    00005$
  92                              92 ;
  93                              93 ;   pointer to code area
  94                              94 ;
  95    001C                      95  00003$:
  96    001C E4                   96                 clr     a
  97    001D 93                   97                 movc    a,@a+dptr
  98    001E 80 03                98                 sjmp    00005$
  99                              99 ;
 100                             100 ;   pointer to xternal stack
 101                             101 ;
 102    0020                     102  00004$:
 103    0020 A8 82               103                 mov     r0,dpl
 104    0022 E2                  104                 movx    a,@r0
 105                             105 ;
 106                             106 ;   restore and return
 107                             107 ;
 108    0023                     108  00005$:
 109    0023 F8                  109                 mov     r0,a
 110    0024 D0 E0               110                 pop     acc
 111    0026 C8                  111                 xch     a,r0
 112    0027                     112 00101$:
 113                     0027    113         C$_gptrget.c$83$1$1 ==.
 114                     0027    114         XG$_gptrget$0$0 ==.
 115    0027 22                  115         ret
 116                             116         .area   CSEG    (CODE)