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150
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1 // REQUIRES: x86
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2 // RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
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3 // RUN: ld.lld -static %t.o -o %tout
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4 // RUN: llvm-objdump -d %tout | FileCheck %s --check-prefix=DISASM
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5 // RUN: llvm-readobj -r --symbols --sections %tout | FileCheck %s
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6
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7 // CHECK: Sections [
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8 // CHECK: Section {
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9 // CHECK: Index: 1
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10 // CHECK-NEXT: Name: .rela.dyn
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11 // CHECK-NEXT: Type: SHT_RELA
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12 // CHECK-NEXT: Flags [
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13 // CHECK-NEXT: SHF_ALLOC
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14 // CHECK-NEXT: ]
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15 // CHECK-NEXT: Address: [[RELA:.*]]
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16 // CHECK-NEXT: Offset: 0x158
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17 // CHECK-NEXT: Size: 48
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18 // CHECK-NEXT: Link: 0
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19 // CHECK-NEXT: Info: [[GOTPLT:.*]]
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20 // CHECK-NEXT: AddressAlignment: 8
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21 // CHECK-NEXT: EntrySize: 24
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22 // CHECK-NEXT: }
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23 // CHECK: Index: [[GOTPLT]]
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24 // CHECK-NEXT: Name: .got.plt
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25 // CHECK: Relocations [
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26 // CHECK-NEXT: Section ({{.*}}) .rela.dyn {
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27 // CHECK-NEXT: 0x2021D0 R_X86_64_IRELATIVE
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28 // CHECK-NEXT: 0x2021D8 R_X86_64_IRELATIVE
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29 // CHECK-NEXT: }
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30 // CHECK-NEXT: ]
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31 // CHECK: Symbols [
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32 // CHECK-NEXT: Symbol {
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33 // CHECK-NEXT: Name:
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34 // CHECK-NEXT: Value: 0x0
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35 // CHECK-NEXT: Size: 0
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36 // CHECK-NEXT: Binding: Local
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37 // CHECK-NEXT: Type: None
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38 // CHECK-NEXT: Other: 0
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39 // CHECK-NEXT: Section: Undefined
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40 // CHECK-NEXT: }
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41 // CHECK-NEXT: Symbol {
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42 // CHECK-NEXT: Name: __rela_iplt_end
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43 // CHECK-NEXT: Value: 0x200188
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44 // CHECK-NEXT: Size: 0
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45 // CHECK-NEXT: Binding: Local
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46 // CHECK-NEXT: Type: None
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47 // CHECK-NEXT: Other [
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48 // CHECK-NEXT: STV_HIDDEN
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49 // CHECK-NEXT: ]
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50 // CHECK-NEXT: Section: .rela.dyn
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51 // CHECK-NEXT: }
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52 // CHECK-NEXT: Symbol {
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53 // CHECK-NEXT: Name: __rela_iplt_start
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54 // CHECK-NEXT: Value: [[RELA]]
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55 // CHECK-NEXT: Size: 0
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56 // CHECK-NEXT: Binding: Local
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57 // CHECK-NEXT: Type: None
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58 // CHECK-NEXT: Other [
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59 // CHECK-NEXT: STV_HIDDEN
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60 // CHECK-NEXT: ]
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61 // CHECK-NEXT: Section: .rela.dyn
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62 // CHECK-NEXT: }
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63 // CHECK-NEXT: Symbol {
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64 // CHECK-NEXT: Name: _start
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65 // CHECK-NEXT: Value: 0x20118A
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66 // CHECK-NEXT: Size: 0
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67 // CHECK-NEXT: Binding: Global
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68 // CHECK-NEXT: Type: None
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69 // CHECK-NEXT: Other: 0
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70 // CHECK-NEXT: Section: .text
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71 // CHECK-NEXT: }
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72 // CHECK-NEXT: Symbol {
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73 // CHECK-NEXT: Name: bar
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74 // CHECK-NEXT: Value: 0x201189
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75 // CHECK-NEXT: Size: 0
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76 // CHECK-NEXT: Binding: Global
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77 // CHECK-NEXT: Type: GNU_IFunc
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78 // CHECK-NEXT: Other: 0
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79 // CHECK-NEXT: Section: .text
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80 // CHECK-NEXT: }
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81 // CHECK-NEXT: Symbol {
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82 // CHECK-NEXT: Name: foo
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83 // CHECK-NEXT: Value: 0x201188
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84 // CHECK-NEXT: Size: 0
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85 // CHECK-NEXT: Binding: Global
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86 // CHECK-NEXT: Type: GNU_IFunc
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87 // CHECK-NEXT: Other: 0
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88 // CHECK-NEXT: Section: .text
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89 // CHECK-NEXT: }
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90 // CHECK-NEXT: ]
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91
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92 // DISASM: Disassembly of section .text:
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93 // DISASM-EMPTY:
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173
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94 // DISASM-NEXT: <foo>:
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150
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95 // DISASM-NEXT: 201188: {{.*}} retq
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173
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96 // DISASM: <bar>:
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150
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97 // DISASM-NEXT: 201189: {{.*}} retq
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173
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98 // DISASM: <_start>:
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99 // DISASM-NEXT: 20118a: {{.*}} callq 0x2011b0
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100 // DISASM-NEXT: 20118f: {{.*}} callq 0x2011c0
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150
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101 // DISASM-NEXT: 201194: {{.*}} movl $2097496, %edx
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102 // DISASM-NEXT: 201199: {{.*}} movl $2097544, %edx
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103 // DISASM-NEXT: 20119e: {{.*}} movl $2097545, %edx
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104 // DISASM-EMPTY:
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105 // DISASM-NEXT: Disassembly of section .iplt:
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106 // DISASM-EMPTY:
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173
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107 // DISASM-NEXT: <.iplt>:
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150
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108 // DISASM-NEXT: 2011b0: {{.*}} jmpq *4122(%rip)
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109 // DISASM-NEXT: 2011b6: {{.*}} pushq $0
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173
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110 // DISASM-NEXT: 2011bb: {{.*}} jmp 0x0
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150
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111 // DISASM-NEXT: 2011c0: {{.*}} jmpq *4114(%rip)
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112 // DISASM-NEXT: 2011c6: {{.*}} pushq $1
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173
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113 // DISASM-NEXT: 2011cb: {{.*}} jmp 0x0
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150
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114
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115 .text
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116 .type foo STT_GNU_IFUNC
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117 .globl foo
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118 foo:
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119 ret
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120
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121 .type bar STT_GNU_IFUNC
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122 .globl bar
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123 bar:
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124 ret
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125
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126 .globl _start
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127 _start:
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128 call foo
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129 call bar
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130 movl $__rela_iplt_start,%edx
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131 movl $__rela_iplt_end,%edx
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132 movl $__rela_iplt_end + 1,%edx
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