| 1 |
38 |
julius |
#objdump: -S
|
| 2 |
|
|
#as: -m68hc12 -gdwarf2
|
| 3 |
|
|
#name: 68HC12 indexed addressing mode with 5, 9 and 16-bit offsets (indexed12)
|
| 4 |
|
|
#source: indexed12.s
|
| 5 |
|
|
|
| 6 |
|
|
.*: +file format elf32\-m68hc12
|
| 7 |
|
|
|
| 8 |
|
|
Disassembly of section .text:
|
| 9 |
|
|
|
| 10 |
|
|
0+ <_main>:
|
| 11 |
|
|
;; with a 5, 9 and 16-bit offset.
|
| 12 |
|
|
;;
|
| 13 |
|
|
.sect .text
|
| 14 |
|
|
.globl _main
|
| 15 |
|
|
_main:
|
| 16 |
|
|
nop
|
| 17 |
|
|
0: a7 nop
|
| 18 |
|
|
;;; Global check \(1st\)
|
| 19 |
|
|
ldab L1\-_main,x ; Offset/const of these 2 insns must be
|
| 20 |
|
|
1: e6 e0 93 ldab 147,X
|
| 21 |
|
|
ldaa #L1\-_main ; identical \(likewise for 2nd global check\)
|
| 22 |
|
|
4: 86 93 ldaa #147
|
| 23 |
|
|
;;; Test gas relax with difference of symbols \(same section\)
|
| 24 |
|
|
ldaa L2\-L1,x ; \-> ldaa 2,x \(5\-bit offset\), text seg
|
| 25 |
|
|
6: a6 02 ldaa 2,X
|
| 26 |
|
|
adda L1\-L2,y ; \-> adda \-2,y \(5\-bit offset\), text seg
|
| 27 |
|
|
8: ab 5e adda \-2,Y
|
| 28 |
|
|
|
| 29 |
|
|
orab L7\-L6,sp ; \-> orab 8,sp \(5\-bit offset\), text seg
|
| 30 |
|
|
a: ea 88 orab 8,SP
|
| 31 |
|
|
anda L8\-L7,sp ; \-> anda 15,sp \(5\-bit offset\), text seg
|
| 32 |
|
|
c: a4 8f anda 15,SP
|
| 33 |
|
|
eora L7\-L8,sp ; \-> eora \-15,sp \(5\-bit offset\), text seg
|
| 34 |
|
|
e: a8 91 eora \-15,SP
|
| 35 |
|
|
eorb L7\-L9,sp ; \-> eorb \-16,sp \(5\-bit offset\), text seg
|
| 36 |
|
|
10: e8 90 eorb \-16,SP
|
| 37 |
|
|
|
| 38 |
|
|
andb L9\-L7,sp ; \-> andb 16,sp \(9\-bit offset\), text seg
|
| 39 |
|
|
12: e4 f0 10 andb 16,SP
|
| 40 |
|
|
staa L7\-L10,x ; \-> staa \-17,x \(9\-bit offset\), text seg
|
| 41 |
|
|
15: 6a e1 ef staa \-17,X
|
| 42 |
|
|
stab L11\-L10,y ; \-> stab 128,y \(9\-bit offset\), text seg
|
| 43 |
|
|
18: 6b e8 80 stab 128,Y
|
| 44 |
|
|
stab L10\-L11,y ; \-> stab \-128,y \(9\-bit offset\), text seg
|
| 45 |
|
|
1b: 6b e9 80 stab \-128,Y
|
| 46 |
|
|
stab L11\-L10\+1,y ; \-> stab 129,y \(9\-bit offset\), text seg
|
| 47 |
|
|
1e: 6b e8 81 stab 129,Y
|
| 48 |
|
|
stab L10\-L11\-1,y ; \-> stab \-129,y \(9\-bit offset\), text seg
|
| 49 |
|
|
21: 6b e9 7f stab \-129,Y
|
| 50 |
|
|
stab L11\-1\-L10,y ; \-> stab 127,y \(9\-bit offset\), text seg
|
| 51 |
|
|
24: 6b e8 7f stab 127,Y
|
| 52 |
|
|
stab L10\-1\-L11,y ; \-> stab \-129,y \(9\-bit offset\), text seg
|
| 53 |
|
|
27: 6b e9 7f stab \-129,Y
|
| 54 |
|
|
|
| 55 |
|
|
tst L12\-L10,x ; \-> tst 255,x \(9\-bit offset\), text seg
|
| 56 |
|
|
2a: e7 e0 ff tst 255,X
|
| 57 |
|
|
tst L10\-L12,x ; \-> tst \-255,x \(9\-bit offset\), text seg
|
| 58 |
|
|
2d: e7 e1 01 tst \-255,X
|
| 59 |
|
|
tst L12\-L10\+1,x ; \-> tst 256,x \(16\-bit offset\), text seg
|
| 60 |
|
|
30: e7 e2 01 00 tst 256,X
|
| 61 |
|
|
mina L13\-L10,x ; \-> mina 256,x \(16\-bit offset\)
|
| 62 |
|
|
34: 18 19 e2 01 mina 256,X
|
| 63 |
|
|
38: 00
|
| 64 |
|
|
mina L10\-L13,x ; \-> mina \-256,x \(9\-bit offset\)
|
| 65 |
|
|
39: 18 19 e1 00 mina \-256,X
|
| 66 |
|
|
|
| 67 |
|
|
maxa L14\-L10,x ; \-> maxa 257,x \(16\-bit offset\)
|
| 68 |
|
|
3d: 18 18 e2 01 maxa 257,X
|
| 69 |
|
|
41: 01
|
| 70 |
|
|
maxa L10\-L14,x ; \-> maxa \-257,x \(16\-bit offset\)
|
| 71 |
|
|
42: 18 18 e2 fe maxa \-257,X
|
| 72 |
|
|
46: ff
|
| 73 |
|
|
|
| 74 |
|
|
;;; Test gas relax with difference of symbols \(different section\)
|
| 75 |
|
|
ldaa D2\-D1,x ; \-> ldaa 2,x \(5\-bit offset\), data seg
|
| 76 |
|
|
47: a6 02 ldaa 2,X
|
| 77 |
|
|
adda D1\-D2,y ; \-> adda \-2,y \(5\-bit offset\), data seg
|
| 78 |
|
|
49: ab 5e adda \-2,Y
|
| 79 |
|
|
|
| 80 |
|
|
orab D7\-D6,sp ; \-> orab 8,sp \(5\-bit offset\), data seg
|
| 81 |
|
|
4b: ea 88 orab 8,SP
|
| 82 |
|
|
anda D8\-D7,sp ; \-> anda 15,sp \(5\-bit offset\), data seg
|
| 83 |
|
|
4d: a4 8f anda 15,SP
|
| 84 |
|
|
eora D7\-D8,sp ; \-> eora \-15,sp \(5\-bit offset\), data seg
|
| 85 |
|
|
4f: a8 91 eora \-15,SP
|
| 86 |
|
|
eorb D7\-D9,sp ; \-> eorb \-16,sp \(5\-bit offset\), data seg
|
| 87 |
|
|
51: e8 90 eorb \-16,SP
|
| 88 |
|
|
|
| 89 |
|
|
andb D9\-D7,sp ; \-> andb 16,sp \(9\-bit offset\), data seg
|
| 90 |
|
|
53: e4 f0 10 andb 16,SP
|
| 91 |
|
|
staa D7\-D10,x ; \-> staa \-17,x \(9\-bit offset\), data seg
|
| 92 |
|
|
56: 6a e1 ef staa \-17,X
|
| 93 |
|
|
stab D11\-D10,y ; \-> stab 128,y \(9\-bit offset\), data seg
|
| 94 |
|
|
59: 6b e8 80 stab 128,Y
|
| 95 |
|
|
stab D10\-D11,y ; \-> stab \-128,y \(9\-bit offset\), data seg
|
| 96 |
|
|
5c: 6b e9 80 stab \-128,Y
|
| 97 |
|
|
stab D11\-D10\+1,y ; \-> stab 129,y \(9\-bit offset\), data seg
|
| 98 |
|
|
5f: 6b e8 81 stab 129,Y
|
| 99 |
|
|
stab D10\-D11\+1,y ; \-> stab \-127,y \(9\-bit offset\), data seg
|
| 100 |
|
|
62: 6b e9 81 stab \-127,Y
|
| 101 |
|
|
stab D11\-1\-D10,y ; \-> stab 127,y \(9\-bit offset\), data seg
|
| 102 |
|
|
65: 6b e8 7f stab 127,Y
|
| 103 |
|
|
stab D10\-1\-D11,y ; \-> stab \-129,y \(9\-bit offset\), data seg
|
| 104 |
|
|
68: 6b e9 7f stab \-129,Y
|
| 105 |
|
|
|
| 106 |
|
|
tst D12\-D10,x ; \-> tst 255,x \(9\-bit offset\), data seg
|
| 107 |
|
|
6b: e7 e0 ff tst 255,X
|
| 108 |
|
|
tst D10\-D12,x ; \-> tst \-255,x \(9\-bit offset\), data seg
|
| 109 |
|
|
6e: e7 e1 01 tst \-255,X
|
| 110 |
|
|
tst D12\-D10\+1,x ; \-> tst 256,x \(16\-bit offset\), data seg
|
| 111 |
|
|
71: e7 e2 01 00 tst 256,X
|
| 112 |
|
|
mina D13\-D10,x ; \-> mina 256,x \(16\-bit offset\)
|
| 113 |
|
|
75: 18 19 e2 01 mina 256,X
|
| 114 |
|
|
79: 00
|
| 115 |
|
|
mina D10\-D13,x ; \-> mina \-256,x \(9\-bit offset\)
|
| 116 |
|
|
7a: 18 19 e1 00 mina \-256,X
|
| 117 |
|
|
|
| 118 |
|
|
maxa D14\-D10,x ; \-> maxa 257,x \(16\-bit offset\)
|
| 119 |
|
|
7e: 18 18 e2 01 maxa 257,X
|
| 120 |
|
|
82: 01
|
| 121 |
|
|
maxa D10\-D14,x ; \-> maxa \-257,x \(16\-bit offset\)
|
| 122 |
|
|
83: 18 18 e2 fe maxa \-257,X
|
| 123 |
|
|
87: ff
|
| 124 |
|
|
|
| 125 |
|
|
;;; Global check \(2nd\)
|
| 126 |
|
|
ldab L1\-_main,x
|
| 127 |
|
|
88: e6 e0 93 ldab 147,X
|
| 128 |
|
|
ldaa #L1\-_main
|
| 129 |
|
|
8b: 86 93 ldaa #147
|
| 130 |
|
|
|
| 131 |
|
|
;;; Indexed addressing with external symbol
|
| 132 |
|
|
ldab _external\+128,x
|
| 133 |
|
|
8d: e6 e2 00 80 ldab 128,X
|
| 134 |
|
|
bra L2
|
| 135 |
|
|
91: 20 02 bra 95
|
| 136 |
|
|
|
| 137 |
|
|
0+93 :
|
| 138 |
|
|
93: aa bb oraa 5,SP\-
|
| 139 |
|
|
|
| 140 |
|
|
0+95 :
|
| 141 |
|
|
95: a7 nop
|
| 142 |
|
|
96: a7 nop
|
| 143 |
|
|
97: a7 nop
|
| 144 |
|
|
98: a7 nop
|
| 145 |
|
|
99: a7 nop
|
| 146 |
|
|
9a: a7 nop
|
| 147 |
|
|
9b: a7 nop
|
| 148 |
|
|
9c: a7 nop
|
| 149 |
|
|
|
| 150 |
|
|
0+9d :
|
| 151 |
|
|
9d: a7 nop
|
| 152 |
|
|
9e: a7 nop
|
| 153 |
|
|
9f: a7 nop
|
| 154 |
|
|
a0: a7 nop
|
| 155 |
|
|
a1: a7 nop
|
| 156 |
|
|
a2: a7 nop
|
| 157 |
|
|
a3: a7 nop
|
| 158 |
|
|
a4: a7 nop
|
| 159 |
|
|
a5: a7 nop
|
| 160 |
|
|
a6: a7 nop
|
| 161 |
|
|
a7: a7 nop
|
| 162 |
|
|
a8: a7 nop
|
| 163 |
|
|
a9: a7 nop
|
| 164 |
|
|
aa: a7 nop
|
| 165 |
|
|
ab: a7 nop
|
| 166 |
|
|
|
| 167 |
|
|
0+ac :
|
| 168 |
|
|
L6:
|
| 169 |
|
|
.ds.b 8, 0xa7
|
| 170 |
|
|
L7:
|
| 171 |
|
|
.ds.b 15, 0xa7
|
| 172 |
|
|
L8:
|
| 173 |
|
|
nop
|
| 174 |
|
|
ac: a7 nop
|
| 175 |
|
|
|
| 176 |
|
|
0+ad :
|
| 177 |
|
|
L9:
|
| 178 |
|
|
nop
|
| 179 |
|
|
ad: a7 nop
|
| 180 |
|
|
|
| 181 |
|
|
0+ae :
|
| 182 |
|
|
...
|
| 183 |
|
|
|
| 184 |
|
|
0+12e :
|
| 185 |
|
|
...
|
| 186 |
|
|
|
| 187 |
|
|
0+1ad :
|
| 188 |
|
|
L10:
|
| 189 |
|
|
.skip 128
|
| 190 |
|
|
L11:
|
| 191 |
|
|
.skip 127
|
| 192 |
|
|
L12:
|
| 193 |
|
|
nop
|
| 194 |
|
|
1ad: a7 nop
|
| 195 |
|
|
|
| 196 |
|
|
0+1ae :
|
| 197 |
|
|
L13:
|
| 198 |
|
|
nop
|
| 199 |
|
|
1ae: a7 nop
|
| 200 |
|
|
|
| 201 |
|
|
0+1af :
|
| 202 |
|
|
L14:
|
| 203 |
|
|
rts
|
| 204 |
|
|
1af: 3d rts
|
