test/elf/Mips/ctors-order.test

   1 # Check ordering of .ctors.* sections.
   2
   3 # RUN: yaml2obj -format=elf -docnum 1 %s > %t-crtbeginS.o
   4 # RUN: yaml2obj -format=elf -docnum 2 %s > %t-crtendS.o
   5 # RUN: yaml2obj -format=elf -docnum 3 %s > %t-obj.o
   6 # RUN: lld -flavor gnu -target mipsel -shared --output-filetype=yaml \
   7 # RUN:     %t-crtbeginS.o %t-obj.o %t-crtendS.o | FileCheck %s
   8 # RUN: lld -flavor gnu -target mipsel -shared -o %t.so \
   9 # RUN:     %t-crtbeginS.o %t-obj.o %t-crtendS.o
  10 # RUN: llvm-objdump -s %t.so | FileCheck -check-prefix=RAW %s
  11
  12 # CHECK:      defined-atoms:
  13 # CHECK-NEXT:   - type:            data
  14 # CHECK-NEXT:     alignment:       2^2
  15 # CHECK-NEXT:     section-choice:  custom-required
  16 # CHECK-NEXT:     section-name:    .ctors
  17 # CHECK-NEXT:     references:
  18 # CHECK-NEXT:       - kind:            layout-after
  19 # CHECK-NEXT:         offset:          0
  20 # CHECK-NEXT:         target:          __CTOR_LIST__
  21 # CHECK-NEXT:   - name:            __CTOR_LIST__
  22 # CHECK-NEXT:     type:            data
  23 # CHECK-NEXT:     content:         [ FF, FF, FF, FF ]
  24 # CHECK-NEXT:     alignment:       2^2
  25 # CHECK-NEXT:     section-choice:  custom-required
  26 # CHECK-NEXT:     section-name:    .ctors
  27 # CHECK-NEXT:   - type:            data
  28 # CHECK-NEXT:     content:         [ 11, 11, 11, 11 ]
  29 # CHECK-NEXT:     alignment:       2^2
  30 # CHECK-NEXT:     section-choice:  custom-required
  31 # CHECK-NEXT:     section-name:    .ctors.1
  32 # CHECK-NEXT:   - type:            data
  33 # CHECK-NEXT:     content:         [ 22, 22, 22, 22 ]
  34 # CHECK-NEXT:     alignment:       2^2
  35 # CHECK-NEXT:     section-choice:  custom-required
  36 # CHECK-NEXT:     section-name:    .ctors.2
  37 # CHECK-NEXT:   - ref-name:        L003
  38 # CHECK-NEXT:     type:            data
  39 # CHECK-NEXT:     alignment:       2^2
  40 # CHECK-NEXT:     section-choice:  custom-required
  41 # CHECK-NEXT:     section-name:    .ctors
  42 # CHECK-NEXT:     references:
  43 # CHECK-NEXT:       - kind:            layout-after
  44 # CHECK-NEXT:         offset:          0
  45 # CHECK-NEXT:         target:          __CTOR_END__
  46 # CHECK-NEXT:   - name:            __CTOR_END__
  47 # CHECK-NEXT:     type:            data
  48 # CHECK-NEXT:     content:         [ 00, 00, 00, 00 ]
  49 # CHECK-NEXT:     alignment:       2^2
  50 # CHECK-NEXT:     section-choice:  custom-required
  51 # CHECK-NEXT:     section-name:    .ctors
  52
  53 # RAW:      Contents of section .ctors:
  54 # RAW-NEXT: 1000 ffffffff 11111111 22222222 00000000
  55 # crtbeginS.o
  56 ---
  57 FileHeader:
  58   Class:           ELFCLASS32
  59   Data:            ELFDATA2LSB
  60   Type:            ET_REL
  61   Machine:         EM_MIPS
  62   Flags:           [ EF_MIPS_NOREORDER, EF_MIPS_CPIC,
  63                      EF_MIPS_ABI_O32, EF_MIPS_ARCH_32R2 ]
  64 Sections:
  65   - Name:            .ctors
  66     Type:            SHT_PROGBITS
  67     Flags:           [ SHF_WRITE, SHF_ALLOC ]
  68     AddressAlign:    0x04
  69     Content:         'FFFFFFFF'
  70
  71 Symbols:
  72   Local:
  73     - Name:            .ctors
  74       Type:            STT_SECTION
  75       Section:         .ctors
  76     - Name:            __CTOR_LIST__
  77       Type:            STT_OBJECT
  78       Section:         .ctors
  79
  80 # crtendS.o
  81 ---
  82 FileHeader:
  83   Class:           ELFCLASS32
  84   Data:            ELFDATA2LSB
  85   Type:            ET_REL
  86   Machine:         EM_MIPS
  87   Flags:           [ EF_MIPS_NOREORDER, EF_MIPS_CPIC,
  88                      EF_MIPS_ABI_O32, EF_MIPS_ARCH_32R2 ]
  89 Sections:
  90   - Name:            .text
  91     Type:            SHT_PROGBITS
  92     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
  93     AddressAlign:    0x04
  94     Size:            0x0F
  95   - Name:            .rel.text
  96     Type:            SHT_REL
  97     Link:            .symtab
  98     Info:            .text
  99     AddressAlign:    0x04
 100     Relocations:
 101       - Offset:          0x00
 102         Symbol:          .ctors
 103         Type:            R_MIPS_HI16
 104       - Offset:          0x04
 105         Symbol:          .ctors
 106         Type:            R_MIPS_LO16
 107       - Offset:          0x08
 108         Symbol:          .ctors
 109         Type:            R_MIPS_HI16
 110       - Offset:          0x0C
 111         Symbol:          .ctors
 112         Type:            R_MIPS_LO16
 113   - Name:            .ctors
 114     Type:            SHT_PROGBITS
 115     Flags:           [ SHF_WRITE, SHF_ALLOC ]
 116     AddressAlign:    0x04
 117     Size:            0x04
 118
 119 Symbols:
 120   Local:
 121     - Name:            .text
 122       Type:            STT_SECTION
 123       Section:         .text
 124     - Name:            .ctors
 125       Type:            STT_SECTION
 126       Section:         .ctors
 127     - Name:            __CTOR_END__
 128       Type:            STT_OBJECT
 129       Section:         .ctors
 130     - Name:            __do_global_ctors_aux
 131       Type:            STT_FUNC
 132       Section:         .text
 133
 134 # obj.o
 135 ---
 136 FileHeader:
 137   Class:           ELFCLASS32
 138   Data:            ELFDATA2LSB
 139   Type:            ET_REL
 140   Machine:         EM_MIPS
 141   Flags:           [ EF_MIPS_NOREORDER, EF_MIPS_CPIC,
 142                      EF_MIPS_ABI_O32, EF_MIPS_ARCH_32 ]
 143 Sections:
 144   - Name:            .ctors.2
 145     Type:            SHT_PROGBITS
 146     Flags:           [ SHF_WRITE, SHF_ALLOC ]
 147     AddressAlign:    0x04
 148     Content:         '22222222'
 149   - Name:            .ctors.1
 150     Type:            SHT_PROGBITS
 151     Flags:           [ SHF_WRITE, SHF_ALLOC ]
 152     AddressAlign:    0x04
 153     Content:         '11111111'
 154
 155 Symbols:
 156   Local:
 157     - Name:            .ctors.2
 158       Type:            STT_SECTION
 159       Section:         .ctors.2
 160     - Name:            .ctors.1
 161       Type:            STT_SECTION
 162       Section:         .ctors.1
 163 ...