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- 1 ;--------------------------------------------------------
- 2 ; File Created by SDCC : free open source ANSI-C Compiler
- 3 ; Version 3.9.3 #11345 (Linux)
- 4 ;--------------------------------------------------------
- 5 .module rand
- 6 .optsdcc -mstm8
- 7
- 8 ;--------------------------------------------------------
- 9 ; Public variables in this module
- 10 ;--------------------------------------------------------
- 11 .globl _rand
- 12 .globl _srand
- 13 ;--------------------------------------------------------
- 14 ; ram data
- 15 ;--------------------------------------------------------
- 16 .area DATA
- 17 ;--------------------------------------------------------
- 18 ; ram data
- 19 ;--------------------------------------------------------
- 20 .area INITIALIZED
- 000000 21 _s:
- 000000 22 .ds 4
- 23 ;--------------------------------------------------------
- 24 ; absolute external ram data
- 25 ;--------------------------------------------------------
- 26 .area DABS (ABS)
- 27
- 28 ; default segment ordering for linker
- 29 .area HOME
- 30 .area GSINIT
- 31 .area GSFINAL
- 32 .area CONST
- 33 .area INITIALIZER
- 34 .area CODE
- 35
- 36 ;--------------------------------------------------------
- 37 ; global & static initialisations
- 38 ;--------------------------------------------------------
- 39 .area HOME
- 40 .area GSINIT
- 41 .area GSFINAL
- 42 .area GSINIT
- 43 ;--------------------------------------------------------
- 44 ; Home
- 45 ;--------------------------------------------------------
- 46 .area HOME
- 47 .area HOME
- 48 ;--------------------------------------------------------
- 49 ; code
- 50 ;--------------------------------------------------------
- 51 .area CODE
- 52 ; ../rand.c: 40: int rand(void)
- 53 ; -----------------------------------------
- 54 ; function rand
- 55 ; -----------------------------------------
- 000000 56 _rand:
- 000000 52 08 [ 2] 57 sub sp, #8
- 58 ; ../rand.c: 42: register unsigned long t = s;
- 000002 CEu00u02 [ 2] 59 ldw x, _s+2
- 000005 1F 03 [ 2] 60 ldw (0x03, sp), x
- 000007 CEu00u00 [ 2] 61 ldw x, _s+0
- 00000A 1F 01 [ 2] 62 ldw (0x01, sp), x
- 63 ; ../rand.c: 44: t ^= t >> 10;
- 00000C 16 02 [ 2] 64 ldw y, (0x02, sp)
- 00000E 17 07 [ 2] 65 ldw (0x07, sp), y
- 000010 7B 01 [ 1] 66 ld a, (0x01, sp)
- 000012 6B 06 [ 1] 67 ld (0x06, sp), a
- 000014 0F 05 [ 1] 68 clr (0x05, sp)
- 000016 04 06 [ 1] 69 srl (0x06, sp)
- 000018 06 07 [ 1] 70 rrc (0x07, sp)
- 00001A 06 08 [ 1] 71 rrc (0x08, sp)
- 00001C 04 06 [ 1] 72 srl (0x06, sp)
- 00001E 06 07 [ 1] 73 rrc (0x07, sp)
- 000020 06 08 [ 1] 74 rrc (0x08, sp)
- 000022 7B 04 [ 1] 75 ld a, (0x04, sp)
- 000024 18 08 [ 1] 76 xor a, (0x08, sp)
- 000026 97 [ 1] 77 ld xl, a
- 000027 7B 03 [ 1] 78 ld a, (0x03, sp)
- 000029 18 07 [ 1] 79 xor a, (0x07, sp)
- 00002B 95 [ 1] 80 ld xh, a
- 00002C 7B 02 [ 1] 81 ld a, (0x02, sp)
- 00002E 18 06 [ 1] 82 xor a, (0x06, sp)
- 000030 88 [ 1] 83 push a
- 000031 7B 02 [ 1] 84 ld a, (0x02, sp)
- 000033 18 06 [ 1] 85 xor a, (0x06, sp)
- 000035 90 95 [ 1] 86 ld yh, a
- 000037 84 [ 1] 87 pop a
- 88 ; ../rand.c: 45: t ^= t << 9;
- 000038 1F 06 [ 2] 89 ldw (0x06, sp), x
- 00003A 6B 05 [ 1] 90 ld (0x05, sp), a
- 00003C 0F 08 [ 1] 91 clr (0x08, sp)
- 00003E 08 08 [ 1] 92 sll (0x08, sp)
- 000040 09 07 [ 1] 93 rlc (0x07, sp)
- 000042 09 06 [ 1] 94 rlc (0x06, sp)
- 000044 09 05 [ 1] 95 rlc (0x05, sp)
- 000046 18 06 [ 1] 96 xor a, (0x06, sp)
- 000048 90 97 [ 1] 97 ld yl, a
- 00004A 9F [ 1] 98 ld a, xl
- 00004B 18 08 [ 1] 99 xor a, (0x08, sp)
- 00004D 02 [ 1] 100 rlwa x
- 00004E 18 07 [ 1] 101 xor a, (0x07, sp)
- 000050 95 [ 1] 102 ld xh, a
- 000051 90 9E [ 1] 103 ld a, yh
- 000053 18 05 [ 1] 104 xor a, (0x05, sp)
- 000055 90 95 [ 1] 105 ld yh, a
- 000057 1F 03 [ 2] 106 ldw (0x03, sp), x
- 000059 17 01 [ 2] 107 ldw (0x01, sp), y
- 108 ; ../rand.c: 46: t ^= t >> 25;
- 00005B 7B 01 [ 1] 109 ld a, (0x01, sp)
- 00005D 6B 08 [ 1] 110 ld (0x08, sp), a
- 00005F 0F 07 [ 1] 111 clr (0x07, sp)
- 000061 0F 06 [ 1] 112 clr (0x06, sp)
- 000063 0F 05 [ 1] 113 clr (0x05, sp)
- 000065 04 08 [ 1] 114 srl (0x08, sp)
- 000067 7B 04 [ 1] 115 ld a, (0x04, sp)
- 000069 18 08 [ 1] 116 xor a, (0x08, sp)
- 00006B 97 [ 1] 117 ld xl, a
- 00006C 7B 03 [ 1] 118 ld a, (0x03, sp)
- 00006E 18 07 [ 1] 119 xor a, (0x07, sp)
- 000070 95 [ 1] 120 ld xh, a
- 000071 7B 02 [ 1] 121 ld a, (0x02, sp)
- 000073 18 06 [ 1] 122 xor a, (0x06, sp)
- 000075 90 97 [ 1] 123 ld yl, a
- 000077 7B 01 [ 1] 124 ld a, (0x01, sp)
- 000079 18 05 [ 1] 125 xor a, (0x05, sp)
- 00007B 90 95 [ 1] 126 ld yh, a
- 127 ; ../rand.c: 48: s = t;
- 00007D CFu00u02 [ 2] 128 ldw _s+2, x
- 000080 90 CFu00u00 [ 2] 129 ldw _s+0, y
- 130 ; ../rand.c: 50: return(t & RAND_MAX);
- 000084 58 [ 2] 131 sllw x
- 000085 54 [ 2] 132 srlw x
- 133 ; ../rand.c: 51: }
- 000086 5B 08 [ 2] 134 addw sp, #8
- 000088 81 [ 4] 135 ret
- 136 ; ../rand.c: 53: void srand(unsigned int seed)
- 137 ; -----------------------------------------
- 138 ; function srand
- 139 ; -----------------------------------------
- 000089 140 _srand:
- 141 ; ../rand.c: 55: s = seed | 0x80000000; /* s shall not become 0 */
- 000089 16 03 [ 2] 142 ldw y, (0x03, sp)
- 00008B 5F [ 1] 143 clrw x
- 00008C 58 [ 2] 144 sllw x
- 00008D 99 [ 1] 145 scf
- 00008E 56 [ 2] 146 rrcw x
- 00008F 90 CFu00u02 [ 2] 147 ldw _s+2, y
- 000093 CFu00u00 [ 2] 148 ldw _s+0, x
- 149 ; ../rand.c: 56: }
- 000096 81 [ 4] 150 ret
- 151 .area CODE
- 152 .area CONST
- 153 .area INITIALIZER
- 000000 154 __xinit__s:
- 000000 80 00 00 01 155 .byte #0x80, #0x00, #0x00, #0x01 ; 2147483649
- 156 .area CABS (ABS)
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