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150
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1 // REQUIRES: aarch64
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2 // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-freebsd %s -o %t.o
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3 // RUN: llvm-mc -filetype=obj -triple=aarch64-pc-freebsd %p/Inputs/plt-aarch64.s -o %t2.o
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4 // RUN: ld.lld -shared %t2.o -soname=t2.so -o %t2.so
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5 // RUN: ld.lld -shared %t.o %t2.so -o %t.so
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6 // RUN: ld.lld %t.o %t2.so -o %t.exe
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7 // RUN: llvm-readobj -S -r %t.so | FileCheck --check-prefix=CHECKDSO %s
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173
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8 // RUN: llvm-objdump -s --section=.got.plt %t.so | FileCheck --check-prefix=DUMPDSO %s
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150
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9 // RUN: llvm-objdump -d --no-show-raw-insn --print-imm-hex %t.so | FileCheck --check-prefix=DISASMDSO %s
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10 // RUN: llvm-readobj -S -r %t.exe | FileCheck --check-prefix=CHECKEXE %s
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173
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11 // RUN: llvm-objdump -s --section=.got.plt %t.exe | FileCheck --check-prefix=DUMPEXE %s
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150
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12 // RUN: llvm-objdump -d --no-show-raw-insn --print-imm-hex %t.exe | FileCheck --check-prefix=DISASMEXE %s
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13
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14 // CHECKDSO: Name: .plt
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15 // CHECKDSO-NEXT: Type: SHT_PROGBITS
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16 // CHECKDSO-NEXT: Flags [
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17 // CHECKDSO-NEXT: SHF_ALLOC
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18 // CHECKDSO-NEXT: SHF_EXECINSTR
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19 // CHECKDSO-NEXT: ]
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20 // CHECKDSO-NEXT: Address: 0x10340
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21 // CHECKDSO-NEXT: Offset:
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22 // CHECKDSO-NEXT: Size: 80
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23 // CHECKDSO-NEXT: Link:
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24 // CHECKDSO-NEXT: Info:
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25 // CHECKDSO-NEXT: AddressAlignment: 16
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26
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27 // CHECKDSO: Name: .got.plt
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28 // CHECKDSO-NEXT: Type: SHT_PROGBITS
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29 // CHECKDSO-NEXT: Flags [
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30 // CHECKDSO-NEXT: SHF_ALLOC
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31 // CHECKDSO-NEXT: SHF_WRITE
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32 // CHECKDSO-NEXT: ]
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33 // CHECKDSO-NEXT: Address: 0x30450
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34 // CHECKDSO-NEXT: Offset:
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35 // CHECKDSO-NEXT: Size: 48
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36 // CHECKDSO-NEXT: Link:
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37 // CHECKDSO-NEXT: Info:
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38 // CHECKDSO-NEXT: AddressAlignment: 8
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39
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40 // CHECKDSO: Relocations [
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41 // CHECKDSO-NEXT: Section ({{.*}}) .rela.plt {
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42
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43 // &(.got.plt[3]) = 0x30450 + 3 * 8 = 0x30468
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44 // CHECKDSO-NEXT: 0x30468 R_AARCH64_JUMP_SLOT foo
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45
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46 // &(.got.plt[4]) = 0x30450 + 4 * 8 = 0x30470
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47 // CHECKDSO-NEXT: 0x30470 R_AARCH64_JUMP_SLOT bar
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48
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49 // &(.got.plt[5]) = 0x30000 + 5 * 8 = 0x30470
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50 // CHECKDSO-NEXT: 0x30478 R_AARCH64_JUMP_SLOT weak
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51 // CHECKDSO-NEXT: }
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52 // CHECKDSO-NEXT: ]
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53
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54 // DUMPDSO: Contents of section .got.plt:
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55 // .got.plt[0..2] = 0 (reserved)
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56 // .got.plt[3..5] = .plt = 0x10010
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57 // DUMPDSO-NEXT: 30450 00000000 00000000 00000000 00000000
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58 // DUMPDSO-NEXT: 30460 00000000 00000000 40030100 00000000
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59 // DUMPDSO-NEXT: 30470 40030100 00000000 40030100 00000000
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60
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173
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61 // DISASMDSO: <_start>:
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62 // DISASMDSO-NEXT: 10330: b 0x10360 <foo@plt>
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63 // DISASMDSO-NEXT: 10334: b 0x10370 <bar@plt>
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64 // DISASMDSO-NEXT: 10338: b 0x10380 <weak@plt>
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150
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65
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173
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66 // DISASMDSO: <foo>:
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150
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67 // DISASMDSO-NEXT: 1033c: nop
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68
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69 // DISASMDSO: Disassembly of section .plt:
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70 // DISASMDSO-EMPTY:
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173
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71 // DISASMDSO-NEXT: <.plt>:
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150
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72 // DISASMDSO-NEXT: 10340: stp x16, x30, [sp, #-0x10]!
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73 // &(.got.plt[2]) = 0x30450 + 2 * 8 = 0x30460
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74 // DISASMDSO-NEXT: 10344: adrp x16, #0x20000
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75 // DISASMDSO-NEXT: 10348: ldr x17, [x16, #0x460]
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76 // DISASMDSO-NEXT: 1034c: add x16, x16, #0x460
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77 // DISASMDSO-NEXT: 10350: br x17
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78 // DISASMDSO-NEXT: 10354: nop
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79 // DISASMDSO-NEXT: 10358: nop
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80 // DISASMDSO-NEXT: 1035c: nop
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81
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82 // foo@plt 0x30468
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83 // &.got.plt[foo] = 0x30468
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84 // DISASMDSO-EMPTY:
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173
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85 // DISASMDSO-NEXT: <foo@plt>:
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150
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86 // DISASMDSO-NEXT: 10360: adrp x16, #0x20000
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87 // DISASMDSO-NEXT: 10364: ldr x17, [x16, #0x468]
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88 // DISASMDSO-NEXT: 10368: add x16, x16, #0x468
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89 // DISASMDSO-NEXT: 1036c: br x17
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90
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91 // bar@plt
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92 // &.got.plt[foo] = 0x30470
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93 // DISASMDSO-EMPTY:
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173
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94 // DISASMDSO-NEXT: <bar@plt>:
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150
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95 // DISASMDSO-NEXT: 10370: adrp x16, #0x20000
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96 // DISASMDSO-NEXT: 10374: ldr x17, [x16, #0x470]
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97 // DISASMDSO-NEXT: 10378: add x16, x16, #0x470
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98 // DISASMDSO-NEXT: 1037c: br x17
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99
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100 // weak@plt
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101 // 0x30468 = 0x10000 + 131072 + 1128
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102 // DISASMDSO-EMPTY:
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173
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103 // DISASMDSO-NEXT: <weak@plt>:
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150
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104 // DISASMDSO-NEXT: 10380: adrp x16, #0x20000
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105 // DISASMDSO-NEXT: 10384: ldr x17, [x16, #0x478]
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106 // DISASMDSO-NEXT: 10388: add x16, x16, #0x478
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107 // DISASMDSO-NEXT: 1038c: br x17
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108
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109 // CHECKEXE: Name: .plt
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110 // CHECKEXE-NEXT: Type: SHT_PROGBITS
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111 // CHECKEXE-NEXT: Flags [
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112 // CHECKEXE-NEXT: SHF_ALLOC
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113 // CHECKEXE-NEXT: SHF_EXECINSTR
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114 // CHECKEXE-NEXT: ]
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115 // CHECKEXE-NEXT: Address: 0x2102E0
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116 // CHECKEXE-NEXT: Offset:
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117 // CHECKEXE-NEXT: Size: 64
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118 // CHECKEXE-NEXT: Link:
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119 // CHECKEXE-NEXT: Info:
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120 // CHECKEXE-NEXT: AddressAlignment: 16
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121
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122 // CHECKEXE: Name: .got.plt
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123 // CHECKEXE-NEXT: Type: SHT_PROGBITS
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124 // CHECKEXE-NEXT: Flags [
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125 // CHECKEXE-NEXT: SHF_ALLOC
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126 // CHECKEXE-NEXT: SHF_WRITE
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127 // CHECKEXE-NEXT: ]
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128 // CHECKEXE-NEXT: Address: 0x2303F0
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129 // CHECKEXE-NEXT: Offset:
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130 // CHECKEXE-NEXT: Size: 40
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131 // CHECKEXE-NEXT: Link:
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132 // CHECKEXE-NEXT: Info:
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133 // CHECKEXE-NEXT: AddressAlignment: 8
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134
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135 // CHECKEXE: Relocations [
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136 // CHECKEXE-NEXT: Section ({{.*}}) .rela.plt {
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137
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138 // &(.got.plt[3]) = 0x2303f0 + 3 * 8 = 0x230408
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139 // CHECKEXE-NEXT: 0x230408 R_AARCH64_JUMP_SLOT bar 0x0
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140
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141 // &(.got.plt[4]) = 0x2303f0 + 4 * 8 = 0x230410
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142 // CHECKEXE-NEXT: 0x230410 R_AARCH64_JUMP_SLOT weak 0x0
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143 // CHECKEXE-NEXT: }
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144 // CHECKEXE-NEXT: ]
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145
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146 // DUMPEXE: Contents of section .got.plt:
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147 // .got.plt[0..2] = 0 (reserved)
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148 // .got.plt[3..4] = .plt = 0x40010
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149 // DUMPEXE-NEXT: 2303f0 00000000 00000000 00000000 00000000
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150 // DUMPEXE-NEXT: 230400 00000000 00000000 e0022100 00000000
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151 // DUMPEXE-NEXT: 230410 e0022100 00000000
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152
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173
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153 // DISASMEXE: <_start>:
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154 // DISASMEXE-NEXT: 2102c8: b 0x2102d4 <foo>
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155 // DISASMEXE-NEXT: 2102cc: b 0x210300 <bar@plt>
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156 // DISASMEXE-NEXT: 2102d0: b 0x210310 <weak@plt>
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150
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157
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173
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158 // DISASMEXE: <foo>:
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150
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159 // DISASMEXE-NEXT: 2102d4: nop
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160
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161 // DISASMEXE: Disassembly of section .plt:
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162 // DISASMEXE-EMPTY:
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173
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163 // DISASMEXE-NEXT: <.plt>:
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150
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164 // DISASMEXE-NEXT: 2102e0: stp x16, x30, [sp, #-0x10]!
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165 // &(.got.plt[2]) = 0x2303f0 + 2 * 8 = 0x230400
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166 // DISASMEXE-NEXT: 2102e4: adrp x16, #0x20000
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167 // DISASMEXE-NEXT: 2102e8: ldr x17, [x16, #0x400]
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168 // DISASMEXE-NEXT: 2102ec: add x16, x16, #0x400
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169 // DISASMEXE-NEXT: 2102f0: br x17
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170 // DISASMEXE-NEXT: 2102f4: nop
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171 // DISASMEXE-NEXT: 2102f8: nop
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172 // DISASMEXE-NEXT: 2102fc: nop
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173
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174 // bar@plt
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175 // DISASMEXE-EMPTY:
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173
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176 // DISASMEXE-NEXT: <bar@plt>:
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150
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177 // DISASMEXE-NEXT: 210300: adrp x16, #0x20000
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178 // DISASMEXE-NEXT: 210304: ldr x17, [x16, #0x408]
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179 // DISASMEXE-NEXT: 210308: add x16, x16, #0x408
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180 // DISASMEXE-NEXT: 21030c: br x17
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181
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182 // weak@plt
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183 // DISASMEXE-EMPTY:
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173
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184 // DISASMEXE-NEXT: <weak@plt>:
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150
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185 // DISASMEXE-NEXT: 210310: adrp x16, #0x20000
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186 // DISASMEXE-NEXT: 210314: ldr x17, [x16, #0x410]
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187 // DISASMEXE-NEXT: 210318: add x16, x16, #0x410
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188 // DISASMEXE-NEXT: 21031c: br x17
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189
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190 .global _start,foo,bar
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191 .weak weak
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192 _start:
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193 b foo
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194 b bar
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195 b weak
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196
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197 .section .text2,"ax",@progbits
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198 foo:
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199 nop
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