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1 # REQUIRES: aarch64
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2 # RUN: llvm-mc -filetype=obj -triple=aarch64-unknown-freebsd %s -o %t
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3 # RUN: echo '.globl zero; zero = 0' | llvm-mc -filetype=obj -triple=aarch64-unknown-freebsd -o %t2.o
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4 # RUN: ld.lld %t %t2.o -o %t2
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5 # RUN: llvm-objdump -d %t2 | FileCheck %s
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6
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7 .section .R_AARCH64_ADR_PREL_LO21,"ax",@progbits
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8 .globl _start
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9 _start:
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10 adr x1,msg
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11 msg: .asciz "Hello, world\n"
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12 msgend:
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13
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14 # CHECK: Disassembly of section .R_AARCH64_ADR_PREL_LO21:
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15 # CHECK-EMPTY:
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16 # CHECK: _start:
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17 # CHECK: 0: 21 00 00 10 adr x1, #4
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18 # CHECK: msg:
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19 # CHECK: 4:
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20 # #4 is the adr immediate value.
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21
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22 .section .R_AARCH64_ADR_PREL_PG_H121,"ax",@progbits
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23 adrp x1,mystr
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24 mystr:
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25 .asciz "blah"
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26 .size mystr, 4
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27
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28 # PAGE(S + A) - PAGE(P) = PAGE(210136) - PAGE(0x210132) = 0
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29 #
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30 # CHECK: Disassembly of section .R_AARCH64_ADR_PREL_PG_H121:
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31 # CHECK-EMPTY:
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32 # CHECK-NEXT: $x.2:
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33 # CHECK-NEXT: 210132: 01 00 00 90 adrp x1, #0
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34
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35 .section .R_AARCH64_ADD_ABS_LO12_NC,"ax",@progbits
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36 add x0, x0, :lo12:.L.str
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37 .L.str:
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38 .asciz "blah"
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39 .size mystr, 4
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40
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41 # S = 0x21013b, A = 0x4
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42 # R = (S + A) & 0xFFF = 319
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43 #
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44 # CHECK: Disassembly of section .R_AARCH64_ADD_ABS_LO12_NC:
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45 # CHECK-EMPTY:
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46 # CHECK-NEXT: $x.4:
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47 # CHECK-NEXT: 21013b: 00 fc 04 91 add x0, x0, #319
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48
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49 .section .R_AARCH64_LDST64_ABS_LO12_NC,"ax",@progbits
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50 ldr x28, [x27, :lo12:foo]
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51 foo:
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52 .asciz "foo"
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53 .size mystr, 3
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54
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55 # S = 0x210144, A = 0x4
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56 # R = ((S + A) & 0xFFF) << 7 = 0x0000a400
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57 # 0x0000a400 | 0xf940177c = 0xf940a77c
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58 # CHECK: Disassembly of section .R_AARCH64_LDST64_ABS_LO12_NC:
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59 # CHECK-EMPTY:
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60 # CHECK-NEXT: $x.6:
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61 # CHECK-NEXT: 210144: 7c a7 40 f9 ldr x28, [x27, #328]
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62
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63 .section .SUB,"ax",@progbits
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64 nop
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65 sub:
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66 nop
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67
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68 # CHECK: Disassembly of section .SUB:
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69 # CHECK-EMPTY:
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70 # CHECK-NEXT: $x.8:
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71 # CHECK-NEXT: 21014c: 1f 20 03 d5 nop
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72 # CHECK: sub:
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73 # CHECK-NEXT: 210150: 1f 20 03 d5 nop
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74
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75 .section .R_AARCH64_CALL26,"ax",@progbits
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76 call26:
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77 bl sub
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78
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79 # S = 0x21014c, A = 0x4, P = 0x210154
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80 # R = S + A - P = -0x4 = 0xfffffffc
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81 # (R & 0x0ffffffc) >> 2 = 0x03ffffff
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82 # 0x94000000 | 0x03ffffff = 0x97ffffff
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83 # CHECK: Disassembly of section .R_AARCH64_CALL26:
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84 # CHECK-EMPTY:
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85 # CHECK-NEXT: call26:
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86 # CHECK-NEXT: 210154: ff ff ff 97 bl #-4
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87
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88 .section .R_AARCH64_JUMP26,"ax",@progbits
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89 jump26:
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90 b sub
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91
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92 # S = 0x21014c, A = 0x4, P = 0x210158
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93 # R = S + A - P = -0x8 = 0xfffffff8
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94 # (R & 0x0ffffffc) >> 2 = 0x03fffffe
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95 # 0x14000000 | 0x03fffffe = 0x17fffffe
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96 # CHECK: Disassembly of section .R_AARCH64_JUMP26:
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97 # CHECK-EMPTY:
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98 # CHECK-NEXT: jump26:
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99 # CHECK-NEXT: 210158: fe ff ff 17 b #-8
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100
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101 .section .R_AARCH64_LDST32_ABS_LO12_NC,"ax",@progbits
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102 ldst32:
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103 ldr s4, [x5, :lo12:foo32]
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104 foo32:
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105 .asciz "foo"
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106 .size mystr, 3
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107
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108 # S = 0x21015c, A = 0x4
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109 # R = ((S + A) & 0xFFC) << 8 = 0x00016000
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110 # 0x00016000 | 0xbd4000a4 = 0xbd4160a4
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111 # CHECK: Disassembly of section .R_AARCH64_LDST32_ABS_LO12_NC:
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112 # CHECK-EMPTY:
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113 # CHECK-NEXT: ldst32:
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114 # CHECK-NEXT: 21015c: a4 60 41 bd ldr s4, [x5, #352]
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115
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116 .section .R_AARCH64_LDST8_ABS_LO12_NC,"ax",@progbits
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117 ldst8:
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118 ldrsb x11, [x13, :lo12:foo8]
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119 foo8:
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120 .asciz "foo"
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121 .size mystr, 3
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122
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123 # S = 0x210164, A = 0x4
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124 # R = ((S + A) & 0xFFF) << 10 = 0x0005a000
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125 # 0x0005a000 | 0x398001ab = 0x3985a1ab
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126 # CHECK: Disassembly of section .R_AARCH64_LDST8_ABS_LO12_NC:
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127 # CHECK-EMPTY:
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128 # CHECK-NEXT: ldst8:
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129 # CHECK-NEXT: 210164: ab a1 85 39 ldrsb x11, [x13, #360]
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130
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131 .section .R_AARCH64_LDST128_ABS_LO12_NC,"ax",@progbits
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132 ldst128:
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133 ldr q20, [x19, #:lo12:foo128]
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134 foo128:
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135 .asciz "foo"
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136 .size mystr, 3
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137
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138 # S = 0x21016c, A = 0x4
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139 # R = ((S + A) & 0xFF8) << 6 = 0x00005c00
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140 # 0x00005c00 | 0x3dc00274 = 0x3dc05e74
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141 # CHECK: Disassembly of section .R_AARCH64_LDST128_ABS_LO12_NC:
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142 # CHECK-EMPTY:
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143 # CHECK: ldst128:
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144 # CHECK: 21016c: 74 5e c0 3d ldr q20, [x19, #368]
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145 #foo128:
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146 # 210170: 66 6f 6f 00 .word
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147
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148 .section .R_AARCH64_LDST16_ABS_LO12_NC,"ax",@progbits
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149 ldst16:
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150 ldr h17, [x19, :lo12:foo16]
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151 ldrh w1, [x19, :lo12:foo16]
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152 ldrh w2, [x19, :lo12:foo16 + 2]
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153 foo16:
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154 .asciz "foo"
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155 .size mystr, 4
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156
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157 # S = 0x210174, A = 0x4
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158 # R = ((S + A) & 0x0FFC) << 9 = 0x2f000
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159 # 0x2f000 | 0x7d400271 = 0x7d430271
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160 # CHECK: Disassembly of section .R_AARCH64_LDST16_ABS_LO12_NC:
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161 # CHECK-EMPTY:
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162 # CHECK-NEXT: ldst16:
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163 # CHECK-NEXT: 210174: 71 02 43 7d ldr h17, [x19, #384]
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164 # CHECK-NEXT: 210178: 61 02 43 79 ldrh w1, [x19, #384]
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165 # CHECK-NEXT: 21017c: 62 06 43 79 ldrh w2, [x19, #386]
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166
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167 .section .R_AARCH64_MOVW_UABS,"ax",@progbits
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168 movz1:
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169 movk x12, #:abs_g0:zero+0xC
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170 movk x12, #:abs_g0_nc:zero+0xF000E000D000C
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171 movk x13, #:abs_g1:zero+0xD000C
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172 movk x13, #:abs_g1_nc:zero+0xF000E000D000C
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173 movk x14, #:abs_g2:zero+0xE000D000C
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174 movk x14, #:abs_g2_nc:zero+0xF000E000D000C
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175 movz x15, #:abs_g3:zero+0xF000E000D000C
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176 movk x16, #:abs_g3:zero+0xF000E000D000C
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177
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178 ## 4222124650659840 == (0xF << 48)
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179 # CHECK: Disassembly of section .R_AARCH64_MOVW_UABS:
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180 # CHECK-EMPTY:
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181 # CHECK-NEXT: movz1:
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182 # CHECK-NEXT: 8c 01 80 f2 movk x12, #12
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183 # CHECK-NEXT: 8c 01 80 f2 movk x12, #12
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184 # CHECK-NEXT: ad 01 a0 f2 movk x13, #13, lsl #16
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185 # CHECK-NEXT: ad 01 a0 f2 movk x13, #13, lsl #16
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186 # CHECK-NEXT: ce 01 c0 f2 movk x14, #14, lsl #32
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187 # CHECK-NEXT: ce 01 c0 f2 movk x14, #14, lsl #32
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188 # CHECK-NEXT: ef 01 e0 d2 mov x15, #4222124650659840
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189 # CHECK-NEXT: f0 01 e0 f2 movk x16, #15, lsl #48
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190
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191 .section .R_AARCH64_MOVW_SABS,"ax",@progbits
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192 movz x1, #:abs_g0_s:zero+1
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193 movz x1, #:abs_g0_s:zero-1
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194 movz x2, #:abs_g1_s:zero+0x20000
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195 movz x2, #:abs_g1_s:zero-0x20000
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196 movz x3, #:abs_g2_s:zero+0x300000000
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197 movz x3, #:abs_g2_s:zero-0x300000000
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198
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199 # CHECK: Disassembly of section .R_AARCH64_MOVW_SABS:
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200 # CHECK-EMPTY:
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201 # CHECK-NEXT: :
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202 # CHECK-NEXT: 21 00 80 d2 mov x1, #1
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203 # CHECK-NEXT: 01 00 80 92 mov x1, #-1
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204 # CHECK-NEXT: 42 00 a0 d2 mov x2, #131072
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205 ## -65537 = 0xfffffffffffeffff
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206 # CHECK-NEXT: 22 00 a0 92 mov x2, #-65537
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207 ## 12884901888 = 0x300000000
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208 # CHECK-NEXT: 63 00 c0 d2 mov x3, #12884901888
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209 ## -8589934593 = #0xfffffffdffffffff
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210 # CHECK-NEXT: 43 00 c0 92 mov x3, #-8589934593
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211
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212 .section .R_AARCH64_MOVW_PREL,"ax",@progbits
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213 movz x1, #:prel_g0:.+1
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214 movz x1, #:prel_g0_nc:.-1
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215 movk x1, #:prel_g0:.+1
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216 movk x1, #:prel_g0_nc:.-1
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217 movz x2, #:prel_g1:.+0x20000
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218 movz x2, #:prel_g1_nc:.-0x20000
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219 movk x2, #:prel_g1:.+0x20000
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220 movk x2, #:prel_g1_nc:.-0x20000
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221 movz x3, #:prel_g2:.+0x300000000
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222 movz x3, #:prel_g2_nc:.-0x300000000
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223 movk x3, #:prel_g2:.+0x300000000
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224 movk x3, #:prel_g2_nc:.-0x300000000
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225 movz x3, #:prel_g2:.+0x300000000
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226 movz x4, #:prel_g3:.+0x4000000000000
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227 movz x4, #:prel_g3:.-0x4000000000000
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228 movk x4, #:prel_g3:.+0x4000000000000
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229 movk x4, #:prel_g3:.-0x4000000000000
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230
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231 # CHECK: Disassembly of section .R_AARCH64_MOVW_PREL:
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232 # CHECK-EMPTY:
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233 # CHECK-NEXT: :
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234 # CHECK-NEXT: 2101bc: 21 00 80 d2 mov x1, #1
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235 # CHECK-NEXT: 2101c0: 01 00 80 92 mov x1, #-1
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236 # CHECK-NEXT: 2101c4: 21 00 80 f2 movk x1, #1
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237 # CHECK-NEXT: 2101c8: e1 ff 9f f2 movk x1, #65535
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238 # CHECK-NEXT: 2101cc: 42 00 a0 d2 mov x2, #131072
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239 ## -65537 = 0xfffffffffffeffff
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240 # CHECK-NEXT: 2101d0: 22 00 a0 92 mov x2, #-65537
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241 # CHECK-NEXT: 2101d4: 42 00 a0 f2 movk x2, #2, lsl #16
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242 # CHECK-NEXT: 2101d8: c2 ff bf f2 movk x2, #65534, lsl #16
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243 ## 12884901888 = 0x300000000
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244 # CHECK-NEXT: 2101dc: 63 00 c0 d2 mov x3, #12884901888
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245 ## -8589934593 = #0xfffffffdffffffff
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246 # CHECK-NEXT: 2101e0: 43 00 c0 92 mov x3, #-8589934593
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247 # CHECK-NEXT: 2101e4: 63 00 c0 f2 movk x3, #3, lsl #32
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248 # CHECK-NEXT: 2101e8: a3 ff df f2 movk x3, #65533, lsl #32
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249 # CHECK-NEXT: 2101ec: 63 00 c0 d2 mov x3, #12884901888
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250 ## 1125899906842624 = 0x4000000000000
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251 # CHECK-NEXT: 2101f0: 84 00 e0 d2 mov x4, #1125899906842624
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252 # CHECK-NEXT: 2101f4: 84 ff ff d2 mov x4, #-1125899906842624
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253 # CHECK-NEXT: 2101f8: 84 00 e0 f2 movk x4, #4, lsl #48
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254 # CHECK-NEXT: 2101fc: 84 ff ff f2 movk x4, #65532, lsl #48
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