| 1 | #source: tlsbinpic.s
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| 2 | #source: tlsbin.s
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| 3 | #as: -m31
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| 4 | #ld: -shared -melf_s390
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| 5 | #objdump: -dzrj.text
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| 6 | #target: s390-*-*
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| 7 |
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| 8 | # PT_TLS layout is:
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| 9 | # Offset from Offset from Name
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| 10 | # TCB base TCB end
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| 11 | # 0x00 -0xa0 sg1..sg2
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| 12 | # 0x20 -0x80 sl1..sl2
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| 13 | # 0x40 -0x60 sh1..sh2
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| 14 | # 0x60 -0x40 bg1..bg2
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| 15 | # 0x80 -0x20 bl1..bl2
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| 16 |
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| 17 | .*: +file format elf32-s390
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| 18 |
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| 19 | Disassembly of section .text:
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| 20 |
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| 21 | 0+4002e4 <fn2>:
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| 22 | # function prolog
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| 23 | +4002e4: 90 6e f0 18 stm %r6,%r14,24\(%r15\)
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| 24 | +4002e8: a7 d5 00 24 bras %r13,400330 <fn2\+0x4c>
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| 25 | # _GLOBAL_OFFSET_TABLE_
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| 26 | +4002ec: 00 00 12 90 .long 0x00001290
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| 27 | # __tls_get_addr@plt-.LT1
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| 28 | +4002f0: ff ff ff d8 .long 0xffffffd8
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| 29 | # sG1@tlsgd
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| 30 | +4002f4: 00 00 00 28 .long 0x00000028
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| 31 | # sG2@tlsgd
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| 32 | +4002f8: 00 00 00 20 .long 0x00000020
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| 33 | # sg1@tlsgd
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| 34 | +4002fc: ff ff ff 60 .long 0xffffff60
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| 35 | # sl1@tlsgd
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| 36 | +400300: ff ff ff 80 .long 0xffffff80
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| 37 | # sh1@tlsgd
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| 38 | +400304: ff ff ff a0 .long 0xffffffa0
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| 39 | # sl1@tlsldm
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| 40 | +400308: 00 00 00 00 .long 0x00000000
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| 41 | # sl1@dtpoff
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| 42 | +40030c: ff ff ff 80 .long 0xffffff80
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| 43 | # sl2@dtpoff
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| 44 | +400310: ff ff ff 84 .long 0xffffff84
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| 45 | # sh1@tlsldm
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| 46 | +400314: 00 00 00 00 .long 0x00000000
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| 47 | # sh1@dtpoff
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| 48 | +400318: ff ff ff a0 .long 0xffffffa0
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| 49 | # sh2@dtpoff
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| 50 | +40031c: ff ff ff a4 .long 0xffffffa4
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| 51 | # sG2@gotntpoff
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| 52 | +400320: 00 00 00 20 .long 0x00000020
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| 53 | # sg1@gotntpoff
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| 54 | +400324: ff ff ff 60 .long 0xffffff60
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| 55 | # sl1@gotntpoff
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| 56 | +400328: ff ff ff 80 .long 0xffffff80
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| 57 | # sh1@gotntpoff
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| 58 | +40032c: ff ff ff a0 .long 0xffffffa0
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| 59 | # function prolog
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| 60 | +400330: 18 ef lr %r14,%r15
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| 61 | +400332: 58 c0 d0 00 l %r12,0\(%r13\)
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| 62 | +400336: a7 fa ff a0 ahi %r15,-96
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| 63 | +40033a: 41 cc d0 00 la %r12,0\(%r12,%r13\)
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| 64 | +40033e: 50 e0 e0 00 st %r14,0\(%r14\)
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| 65 | # Extract TCB and load branch offset
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| 66 | +400342: b2 4f 00 90 ear %r9,%a0
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| 67 | +400346: 58 70 d0 04 l %r7,4\(%r13\)
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| 68 | # GD -> IE because variable is not defined in executable
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| 69 | +40034a: 58 20 d0 08 l %r2,8\(%r13\)
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| 70 | +40034e: 58 22 c0 00 l %r2,0\(%r2,%r12\)
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| 71 | +400352: 41 22 90 00 la %r2,0\(%r2,%r9\)
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| 72 | # GD -> IE because variable is not defined in executable where
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| 73 | # the variable is referenced through IE too
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| 74 | +400356: 58 20 d0 0c l %r2,12\(%r13\)
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| 75 | +40035a: 58 22 c0 00 l %r2,0\(%r2,%r12\)
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| 76 | +40035e: 41 22 90 00 la %r2,0\(%r2,%r9\)
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| 77 | # GD -> LE with global variable defined in executable
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| 78 | +400362: 58 20 d0 10 l %r2,16\(%r13\)
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| 79 | +400366: 47 00 00 00 bc 0,0
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| 80 | +40036a: 41 22 90 00 la %r2,0\(%r2,%r9\)
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| 81 | # GD -> LE with local variable defined in executable
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| 82 | +40036e: 58 20 d0 14 l %r2,20\(%r13\)
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| 83 | +400372: 47 00 00 00 bc 0,0
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| 84 | +400376: 41 22 90 00 la %r2,0\(%r2,%r9\)
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| 85 | # GD -> LE with hidden variable defined in executable
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| 86 | +40037a: 58 20 d0 18 l %r2,24\(%r13\)
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| 87 | +40037e: 47 00 00 00 bc 0,0
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| 88 | +400382: 41 22 90 00 la %r2,0\(%r2,%r9\)
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| 89 | # LD -> LE
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| 90 | +400386: 58 20 d0 1c l %r2,28\(%r13\)
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| 91 | +40038a: 47 00 00 00 bc 0,0
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| 92 | +40038e: 41 32 90 00 la %r3,0\(%r2,%r9\)
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| 93 | +400392: 58 40 d0 20 l %r4,32\(%r13\)
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| 94 | +400396: 41 54 30 00 la %r5,0\(%r4,%r3\)
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| 95 | +40039a: 58 40 d0 24 l %r4,36\(%r13\)
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| 96 | +40039e: 41 54 30 00 la %r5,0\(%r4,%r3\)
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| 97 | # LD -> LE against hidden variables
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| 98 | +4003a2: 58 20 d0 28 l %r2,40\(%r13\)
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| 99 | +4003a6: 47 00 00 00 bc 0,0
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| 100 | +4003aa: 41 32 90 00 la %r3,0\(%r2,%r9\)
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| 101 | +4003ae: 58 40 d0 2c l %r4,44\(%r13\)
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| 102 | +4003b2: 41 54 30 00 la %r5,0\(%r4,%r3\)
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| 103 | +4003b6: 58 40 d0 30 l %r4,48\(%r13\)
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| 104 | +4003ba: 41 54 30 00 la %r5,0\(%r4,%r3\)
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| 105 | # IE against global var
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| 106 | +4003be: 58 30 d0 34 l %r3,52\(%r13\)
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| 107 | +4003c2: 58 33 c0 00 l %r3,0\(%r3,%r12\)
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| 108 | +4003c6: 58 33 90 00 l %r3,0\(%r3,%r9\)
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| 109 | # IE -> LE against global var defined in exec
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| 110 | +4003ca: 58 30 d0 38 l %r3,56\(%r13\)
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| 111 | +4003ce: 18 43 lr %r4,%r3
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| 112 | +4003d0: 07 00 bcr 0,%r0
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| 113 | +4003d2: 41 54 90 00 la %r5,0\(%r4,%r9\)
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| 114 | # IE -> LE against local var
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| 115 | +4003d6: 58 30 d0 3c l %r3,60\(%r13\)
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| 116 | +4003da: 18 43 lr %r4,%r3
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| 117 | +4003dc: 07 00 bcr 0,%r0
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| 118 | +4003de: 41 54 90 00 la %r5,0\(%r4,%r9\)
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| 119 | # IE -> LE against hidden var
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| 120 | +4003e2: 58 30 d0 40 l %r3,64\(%r13\)
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| 121 | +4003e6: 18 43 lr %r4,%r3
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| 122 | +4003e8: 07 00 bcr 0,%r0
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| 123 | +4003ea: 41 54 90 00 la %r5,0\(%r4,%r9\)
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| 124 | # IE against global var with small got access (no optimization)
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| 125 | +4003ee: 58 30 c0 14 l %r3,20\(%r12\)
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| 126 | +4003f2: 41 33 90 00 la %r3,0\(%r3,%r9\)
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| 127 | # IE against global var defined in exec with small got access
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| 128 | # (no optimization)
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| 129 | +4003f6: 58 30 c0 18 l %r3,24\(%r12\)
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| 130 | +4003fa: 41 33 90 00 la %r3,0\(%r3,%r9\)
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| 131 | # IE against local var with small got access (no optimization)
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| 132 | +4003fe: 58 30 c0 10 l %r3,16\(%r12\)
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| 133 | +400402: 41 33 90 00 la %r3,0\(%r3,%r9\)
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| 134 | # IE against hidden var with small got access (no optimization)
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| 135 | +400406: 58 30 c0 1c l %r3,28\(%r12\)
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| 136 | +40040a: 41 33 90 00 la %r3,0\(%r3,%r9\)
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| 137 | # function epilog
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| 138 | +40040e: 98 6e f0 78 lm %r6,%r14,120\(%r15\)
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| 139 | +400412: 07 fe br %r14
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| 140 |
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| 141 | 0+400414 <_start>:
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| 142 | # function prolog
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| 143 | +400414: 90 6e f0 18 stm %r6,%r14,24\(%r15\)
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| 144 | +400418: a7 d5 00 0c bras %r13,400430 <_start\+0x1c>
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| 145 | # sG6@indntpoff
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| 146 | +40041c: 00 40 15 a0 .long 0x004015a0
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| 147 | # bg6@indntpoff
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| 148 | +400420: ff ff ff d4 .long 0xffffffd4
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| 149 | # bl6@indntpoff
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| 150 | +400424: ff ff ff f4 .long 0xfffffff4
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| 151 | # sh6@indntpoff
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| 152 | +400428: ff ff ff b4 .long 0xffffffb4
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| 153 | # sg3@indntpoff
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| 154 | +40042c: ff ff ff 68 .long 0xffffff68
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| 155 | # function prolog
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| 156 | +400430: 18 ef lr %r14,%r15
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| 157 | +400432: a7 fa ff a0 ahi %r15,-96
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| 158 | +400436: 50 e0 e0 00 st %r14,0\(%r14\)
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| 159 | # Extract TCB
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| 160 | +40043a: b2 4f 00 90 ear %r9,%a0
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| 161 | # IE against global var
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| 162 | +40043e: 58 30 d0 00 l %r3,0\(%r13\)
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| 163 | +400442: 58 33 c0 00 l %r3,0\(%r3,%r12\)
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| 164 | +400446: 41 33 90 00 la %r3,0\(%r3,%r9\)
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| 165 | # IE -> LE against global var defined in exec
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| 166 | +40044a: 58 30 d0 04 l %r3,4\(%r13\)
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| 167 | +40044e: 18 43 lr %r4,%r3
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| 168 | +400450: 07 00 bcr 0,%r0
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| 169 | +400452: 41 54 90 00 la %r5,0\(%r4,%r9\)
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| 170 | # IE -> LE against local var
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| 171 | +400456: 58 30 d0 08 l %r3,8\(%r13\)
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| 172 | +40045a: 18 43 lr %r4,%r3
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| 173 | +40045c: 07 00 bcr 0,%r0
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| 174 | +40045e: 41 54 90 00 la %r5,0\(%r4,%r9\)
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| 175 | # IE -> LE against hidden but not local var
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| 176 | +400462: 58 30 d0 0c l %r3,12\(%r13\)
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| 177 | +400466: 18 43 lr %r4,%r3
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| 178 | +400468: 07 00 bcr 0,%r0
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| 179 | +40046a: 41 54 90 00 la %r5,0\(%r4,%r9\)
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| 180 | # LE, global var defined in exec
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| 181 | +40046e: 58 40 d0 10 l %r4,16\(%r13\)
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| 182 | +400472: 41 54 90 00 la %r5,0\(%r4,%r9\)
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| 183 | # function epilog
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| 184 | +400476: 98 6e f0 78 lm %r6,%r14,120\(%r15\)
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| 185 | +40047a: 07 fe br %r14
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