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150
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1 # REQUIRES: hexagon
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2 # RUN: llvm-mc -mno-fixup -filetype=obj -triple=hexagon-unknown-elf %s -o %t.o
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3 # RUN: llvm-mc -filetype=obj -triple=hexagon-unknown-elf %S/Inputs/hexagon-shared.s -o %t2.o
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4 # RUN: ld.lld -shared %t2.o -soname so -o %t3.so
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5 # RUN: ld.lld -shared %t.o %t3.so -o %t4.so
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6 # RUN: ld.lld -Bsymbolic -shared %t.o %t3.so -o %t5.so
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7 # RUN: llvm-objdump -d -j .plt %t4.so | FileCheck --check-prefix=PLT %s
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8 # RUN: llvm-objdump -d -j .text %t4.so | FileCheck --check-prefix=TEXT %s
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9 # RUN: llvm-objdump -D -j .got %t4.so | FileCheck --check-prefix=GOT %s
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10 # RUN: llvm-readelf -r %t4.so | FileCheck --check-prefix=RELO %s
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11 # RUN: llvm-readelf -r %t5.so | FileCheck --check-prefix=SYMBOLIC %s
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12
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13 .global _start, foo, hidden_symbol
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14 .hidden hidden_symbol
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15 _start:
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16 # When -Bsymbolic is specified calls to locally resolvables should
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17 # not generate a plt.
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18 call ##foo
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19 # Calls to hidden_symbols should not trigger a plt.
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20 call ##hidden_symbol
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21
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22 # _HEX_32_PCREL
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23 .word _DYNAMIC - .
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24 call ##bar
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25
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26 # R_HEX_PLT_B22_PCREL
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27 call bar@PLT
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28 # R_HEX_B15_PCREL_X
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29 if (p0) jump bar
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30 # R_HEX_B9_PCREL_X
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31 { r0 = #0; jump bar }
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32
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33 # R_HEX_GOT_11_X and R_HEX_GOT_32_6_X
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34 r2=add(pc,##_GLOBAL_OFFSET_TABLE_@PCREL)
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35 r0 = memw (r2+##bar@GOT)
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36 jumpr r0
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37
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38 # R_HEX_GOT_16_X
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39 r0 = add(r1,##bar@GOT)
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40
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173
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41 # R_HEX_GOT_16_X, duplex
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42 { r0 = add(r0,##bar@GOT)
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43 memw(r0) = r2 }
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44
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45
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150
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46 # foo is local so no plt will be generated
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47 foo:
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48 jumpr lr
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49
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50 hidden_symbol:
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51 jumpr lr
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52
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53 # R_HEX_32
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54 .data
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55 .global var
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56 .type var,@object
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57 .p2align 2
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58 var:
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59 .word 10
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60 .size var, 4
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61 .global pvar
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62 .type pvar,@object
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63 pvar:
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64 .word var
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65 .size pvar, 4
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66
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67
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68 # PLT: { immext(#131264
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69 # PLT-NEXT: r28 = add(pc,##131268) }
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70 # PLT-NEXT: { r14 -= add(r28,#16)
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71 # PLT-NEXT: r15 = memw(r28+#8)
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72 # PLT-NEXT: r28 = memw(r28+#4) }
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73 # PLT-NEXT: { r14 = asr(r14,#2)
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74 # PLT-NEXT: jumpr r28 }
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75 # PLT-NEXT: { trap0(#219) }
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76 # PLT-NEXT: immext(#131200)
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77 # PLT-NEXT: r14 = add(pc,##131252) }
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78 # PLT-NEXT: r28 = memw(r14+#0) }
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79 # PLT-NEXT: jumpr r28 }
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80
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81 # TEXT: 8c 00 01 00 0001008c
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82 # TEXT: { call 0x102d0 }
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83 # TEXT: if (p0) jump:nt 0x102d0
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84 # TEXT: r0 = #0 ; jump 0x102d0
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85 # TEXT: r0 = add(r1,##-65548)
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173
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86 # TEXT: r0 = add(r0,##-65548); memw(r0+#0) = r2 }
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150
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87
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88 # GOT: .got:
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89 # GOT: 00 00 00 00 00000000 <unknown>
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90
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91 # RELO: R_HEX_GLOB_DAT
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92 # RELO: R_HEX_32
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93 # RELO: Relocation section '.rela.plt' at offset 0x22c contains 2 entries:
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94 # RELO: R_HEX_JMP_SLOT {{.*}} foo
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95 # RELO-NEXT: R_HEX_JMP_SLOT {{.*}} bar
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96 # RELO-NOT: R_HEX_JMP_SLOT {{.*}} hidden
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97
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98 # Make sure that no PLT is generated for a local call.
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99 # SYMBOLIC: Relocation section '.rela.plt' at offset 0x22c contains 1 entries:
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100 # SYMBOLIC: R_HEX_JMP_SLOT {{.*}} bar
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101 # SYMBOLIC-NOT: R_HEX_JMP_SLOT {{.*}} foo
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