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julius |
#objdump: -S
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#as: -m68hc12 -gdwarf2
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#name: 68HC12 indexed addressing mode with 5, 9 and 16-bit offsets (indexed12)
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#source: indexed12.s
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.*: +file format elf32\-m68hc12
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Disassembly of section .text:
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0+ <_main>:
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;; with a 5, 9 and 16-bit offset.
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;;
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.sect .text
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.globl _main
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_main:
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nop
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0: a7 nop
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;;; Global check \(1st\)
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ldab L1\-_main,x ; Offset/const of these 2 insns must be
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1: e6 e0 93 ldab 147,X
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ldaa #L1\-_main ; identical \(likewise for 2nd global check\)
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4: 86 93 ldaa #147
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;;; Test gas relax with difference of symbols \(same section\)
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ldaa L2\-L1,x ; \-> ldaa 2,x \(5\-bit offset\), text seg
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6: a6 02 ldaa 2,X
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adda L1\-L2,y ; \-> adda \-2,y \(5\-bit offset\), text seg
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8: ab 5e adda \-2,Y
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orab L7\-L6,sp ; \-> orab 8,sp \(5\-bit offset\), text seg
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a: ea 88 orab 8,SP
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anda L8\-L7,sp ; \-> anda 15,sp \(5\-bit offset\), text seg
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c: a4 8f anda 15,SP
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eora L7\-L8,sp ; \-> eora \-15,sp \(5\-bit offset\), text seg
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e: a8 91 eora \-15,SP
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eorb L7\-L9,sp ; \-> eorb \-16,sp \(5\-bit offset\), text seg
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10: e8 90 eorb \-16,SP
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andb L9\-L7,sp ; \-> andb 16,sp \(9\-bit offset\), text seg
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12: e4 f0 10 andb 16,SP
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staa L7\-L10,x ; \-> staa \-17,x \(9\-bit offset\), text seg
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15: 6a e1 ef staa \-17,X
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stab L11\-L10,y ; \-> stab 128,y \(9\-bit offset\), text seg
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18: 6b e8 80 stab 128,Y
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stab L10\-L11,y ; \-> stab \-128,y \(9\-bit offset\), text seg
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1b: 6b e9 80 stab \-128,Y
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stab L11\-L10\+1,y ; \-> stab 129,y \(9\-bit offset\), text seg
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1e: 6b e8 81 stab 129,Y
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stab L10\-L11\-1,y ; \-> stab \-129,y \(9\-bit offset\), text seg
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21: 6b e9 7f stab \-129,Y
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stab L11\-1\-L10,y ; \-> stab 127,y \(9\-bit offset\), text seg
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24: 6b e8 7f stab 127,Y
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stab L10\-1\-L11,y ; \-> stab \-129,y \(9\-bit offset\), text seg
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27: 6b e9 7f stab \-129,Y
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tst L12\-L10,x ; \-> tst 255,x \(9\-bit offset\), text seg
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2a: e7 e0 ff tst 255,X
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tst L10\-L12,x ; \-> tst \-255,x \(9\-bit offset\), text seg
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2d: e7 e1 01 tst \-255,X
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tst L12\-L10\+1,x ; \-> tst 256,x \(16\-bit offset\), text seg
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30: e7 e2 01 00 tst 256,X
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mina L13\-L10,x ; \-> mina 256,x \(16\-bit offset\)
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34: 18 19 e2 01 mina 256,X
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38: 00
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mina L10\-L13,x ; \-> mina \-256,x \(9\-bit offset\)
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39: 18 19 e1 00 mina \-256,X
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maxa L14\-L10,x ; \-> maxa 257,x \(16\-bit offset\)
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3d: 18 18 e2 01 maxa 257,X
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41: 01
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maxa L10\-L14,x ; \-> maxa \-257,x \(16\-bit offset\)
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42: 18 18 e2 fe maxa \-257,X
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46: ff
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;;; Test gas relax with difference of symbols \(different section\)
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ldaa D2\-D1,x ; \-> ldaa 2,x \(5\-bit offset\), data seg
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47: a6 02 ldaa 2,X
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adda D1\-D2,y ; \-> adda \-2,y \(5\-bit offset\), data seg
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49: ab 5e adda \-2,Y
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orab D7\-D6,sp ; \-> orab 8,sp \(5\-bit offset\), data seg
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4b: ea 88 orab 8,SP
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anda D8\-D7,sp ; \-> anda 15,sp \(5\-bit offset\), data seg
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4d: a4 8f anda 15,SP
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eora D7\-D8,sp ; \-> eora \-15,sp \(5\-bit offset\), data seg
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4f: a8 91 eora \-15,SP
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eorb D7\-D9,sp ; \-> eorb \-16,sp \(5\-bit offset\), data seg
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51: e8 90 eorb \-16,SP
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andb D9\-D7,sp ; \-> andb 16,sp \(9\-bit offset\), data seg
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53: e4 f0 10 andb 16,SP
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staa D7\-D10,x ; \-> staa \-17,x \(9\-bit offset\), data seg
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56: 6a e1 ef staa \-17,X
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stab D11\-D10,y ; \-> stab 128,y \(9\-bit offset\), data seg
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59: 6b e8 80 stab 128,Y
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stab D10\-D11,y ; \-> stab \-128,y \(9\-bit offset\), data seg
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5c: 6b e9 80 stab \-128,Y
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stab D11\-D10\+1,y ; \-> stab 129,y \(9\-bit offset\), data seg
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5f: 6b e8 81 stab 129,Y
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stab D10\-D11\+1,y ; \-> stab \-127,y \(9\-bit offset\), data seg
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62: 6b e9 81 stab \-127,Y
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stab D11\-1\-D10,y ; \-> stab 127,y \(9\-bit offset\), data seg
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65: 6b e8 7f stab 127,Y
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stab D10\-1\-D11,y ; \-> stab \-129,y \(9\-bit offset\), data seg
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68: 6b e9 7f stab \-129,Y
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tst D12\-D10,x ; \-> tst 255,x \(9\-bit offset\), data seg
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6b: e7 e0 ff tst 255,X
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tst D10\-D12,x ; \-> tst \-255,x \(9\-bit offset\), data seg
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6e: e7 e1 01 tst \-255,X
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tst D12\-D10\+1,x ; \-> tst 256,x \(16\-bit offset\), data seg
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71: e7 e2 01 00 tst 256,X
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mina D13\-D10,x ; \-> mina 256,x \(16\-bit offset\)
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75: 18 19 e2 01 mina 256,X
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79: 00
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mina D10\-D13,x ; \-> mina \-256,x \(9\-bit offset\)
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7a: 18 19 e1 00 mina \-256,X
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maxa D14\-D10,x ; \-> maxa 257,x \(16\-bit offset\)
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7e: 18 18 e2 01 maxa 257,X
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82: 01
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maxa D10\-D14,x ; \-> maxa \-257,x \(16\-bit offset\)
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83: 18 18 e2 fe maxa \-257,X
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87: ff
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;;; Global check \(2nd\)
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ldab L1\-_main,x
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88: e6 e0 93 ldab 147,X
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ldaa #L1\-_main
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8b: 86 93 ldaa #147
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;;; Indexed addressing with external symbol
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ldab _external\+128,x
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8d: e6 e2 00 80 ldab 128,X
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bra L2
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91: 20 02 bra 95
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0+93 :
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93: aa bb oraa 5,SP\-
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0+95 :
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95: a7 nop
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96: a7 nop
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97: a7 nop
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98: a7 nop
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99: a7 nop
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9a: a7 nop
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9b: a7 nop
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9c: a7 nop
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0+9d :
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9d: a7 nop
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9e: a7 nop
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9f: a7 nop
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a0: a7 nop
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a1: a7 nop
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a2: a7 nop
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a3: a7 nop
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a4: a7 nop
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a5: a7 nop
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a6: a7 nop
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a7: a7 nop
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a8: a7 nop
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a9: a7 nop
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aa: a7 nop
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ab: a7 nop
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0+ac :
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L6:
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.ds.b 8, 0xa7
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L7:
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.ds.b 15, 0xa7
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L8:
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nop
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ac: a7 nop
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0+ad :
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L9:
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nop
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ad: a7 nop
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0+ae :
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...
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0+12e :
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...
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0+1ad :
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L10:
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.skip 128
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L11:
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.skip 127
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L12:
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nop
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1ad: a7 nop
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0+1ae :
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L13:
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nop
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1ae: a7 nop
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0+1af :
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L14:
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rts
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1af: 3d rts
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