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150
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1 # REQUIRES: mips
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2 # Check creating of R_MIPS_COPY and R_MIPS_JUMP_SLOT dynamic relocations
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3 # and corresponding PLT entries.
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4
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5 # RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux %s -o %t.o
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6 # RUN: llvm-mc -filetype=obj -triple=mips-unknown-linux \
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7 # RUN: %S/Inputs/mips-dynamic.s -o %t.so.o
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8 # RUN: ld.lld %t.so.o -shared -soname=t.so -o %t.so
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9 # RUN: ld.lld %t.o %t.so -o %t.exe
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10 # RUN: llvm-readobj -r -A %t.exe | FileCheck %s
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11
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12 # CHECK: Relocations [
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13 # CHECK-NEXT: Section ({{.*}}) .rel.dyn {
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14 # CHECK-DAG: 0x{{[0-9A-F]+}} R_MIPS_COPY data0 0x0
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15 # CHECK-DAG: 0x{{[0-9A-F]+}} R_MIPS_COPY data1 0x0
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16 # CHECK-NEXT: }
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17 # CHECK-NEXT: Section ({{.*}}) .rel.plt {
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18 # CHECK-DAG: 0x{{[0-9A-F]+}} R_MIPS_JUMP_SLOT foo0 0x0
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19 # CHECK-DAG: 0x{{[0-9A-F]+}} R_MIPS_JUMP_SLOT foo1 0x0
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20 # CHECK-NEXT: }
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21 # CHECK-NEXT: ]
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22
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23 # CHECK: Primary GOT {
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24 # CHECK: Local entries [
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25 # CHECK-NEXT: ]
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26 # CHECK-NEXT: Global entries [
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27 # CHECK-NEXT: ]
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28 # CHECK-NEXT: Number of TLS and multi-GOT entries: 0
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29 # CHECK-NEXT: }
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30
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31 # CHECK: PLT GOT {
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32 # CHECK: Entries [
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33 # CHECK-NEXT: Entry {
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34 # CHECK-NEXT: Address: 0x{{[0-9A-F]+}}
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35 # CHECK-NEXT: Initial: 0x{{[0-9A-F]+}}
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36 # CHECK-NEXT: Value: 0x{{[0-9A-F]+}}
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37 # CHECK-NEXT: Type: Function
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38 # CHECK-NEXT: Section: Undefined
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39 # CHECK-NEXT: Name: foo0
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40 # CHECK-NEXT: }
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41 # CHECK-NEXT: Entry {
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42 # CHECK-NEXT: Address: 0x{{[0-9A-F]+}}
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43 # CHECK-NEXT: Initial: 0x{{[0-9A-F]+}}
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44 # CHECK-NEXT: Value: 0x{{[0-9A-F]+}}
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45 # CHECK-NEXT: Type: Function
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46 # CHECK-NEXT: Section: Undefined
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47 # CHECK-NEXT: Name: foo1
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48 # CHECK-NEXT: }
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49 # CHECK-NEXT: ]
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50 # CHECK-NEXT: }
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51
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52 .text
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53 .globl __start
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54 __start:
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55 lui $t0,%hi(foo0) # R_MIPS_HI16 requires JUMP_SLOT/PLT entry
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56 # for DSO defined func.
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57 addi $t0,$t0,%lo(foo0)
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58 lui $t0,%hi(bar) # Does not require PLT for locally defined func.
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59 addi $t0,$t0,%lo(bar)
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60 lui $t0,%hi(loc) # Does not require PLT for local func.
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61 addi $t0,$t0,%lo(loc)
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62
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63 lui $t0,%hi(data0) # R_MIPS_HI16 requires COPY rel for DSO defined data.
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64 addi $t0,$t0,%lo(data0)
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65 lui $t0,%hi(gd) # Does not require COPY rel for locally defined data.
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66 addi $t0,$t0,%lo(gd)
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67 lui $t0,%hi(ld) # Does not require COPY rel for local data.
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68 addi $t0,$t0,%lo(ld)
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69
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70 .globl bar
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71 .type bar, @function
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72 bar:
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73 nop
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74 loc:
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75 nop
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76
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77 .rodata
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78 .globl gd
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79 gd:
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80 .word 0
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81 ld:
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82 .word data1+8 # R_MIPS_32 requires REL32 dnamic relocation
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83 # for DSO defined data. For now we generate COPY one.
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84 .word foo1+8 # R_MIPS_32 requires PLT entry for DSO defined func.
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