test/MC/ELF/many-sections-2.s

   1 // RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o %t
   2 // RUN: llvm-readobj -S %t | FileCheck --check-prefix=SECTIONS %s
   3 // RUN: llvm-readobj --symbols %t | FileCheck --check-prefix=SYMBOLS %s
   4
   5 // Test that we create a .symtab_shndx if a symbol points to a section
   6 // numbered SHN_LORESERVE (0xFF00) or higher.
   7
   8 // SECTIONS: Name: .symtab_shndx
   9
  10 // Test that we don't create a symbol for the symtab_shndx section.
  11 // SYMBOLS-NOT: symtab_shndx
  12
  13
  14 // Test that both a and b show up in the correct section.
  15 // SYMBOLS:         Name: a
  16 // SYMBOLS-NEXT:    Value: 0x0
  17 // SYMBOLS-NEXT:    Size: 0
  18 // SYMBOLS-NEXT:    Binding: Local (0x0)
  19 // SYMBOLS-NEXT:    Type: None (0x0)
  20 // SYMBOLS-NEXT:    Other: 0
  21 // SYMBOLS-NEXT:    Section: dm (0xFF00)
  22 // SYMBOLS-NEXT:  }
  23 // SYMBOLS-NEXT:  Symbol {
  24 // SYMBOLS-NEXT:    Name: b
  25 // SYMBOLS-NEXT:    Value: 0x1
  26 // SYMBOLS-NEXT:    Size: 0
  27 // SYMBOLS-NEXT:    Binding: Local (0x0)
  28 // SYMBOLS-NEXT:    Type: None (0x0)
  29 // SYMBOLS-NEXT:    Other: 0
  30 // SYMBOLS-NEXT:    Section: dm (0xFF00)
  31 // SYMBOLS-NEXT:  }
  32
  33
  34 // Test that this file has one section too many.
  35 // SYMBOLS:         Name: dm (0)
  36 // SYMBOLS:         Value: 0x0
  37 // SYMBOLS:         Size: 0
  38 // SYMBOLS:         Binding: Local (0x0)
  39 // SYMBOLS:         Type: Section (0x3)
  40 // SYMBOLS:         Other: 0
  41 // SYMBOLS:         Section: dm (0xFF00)
  42 // SYMBOLS-NEXT:  }
  43 // SYMBOLS-NEXT:]
  44
  45 .macro gen_sections4 x
  46         .section a\x
  47         .section b\x
  48         .section c\x
  49         .section d\x
  50 .endm
  51
  52 .macro gen_sections8 x
  53         gen_sections4 a\x
  54         gen_sections4 b\x
  55 .endm
  56
  57 .macro gen_sections16 x
  58         gen_sections8 a\x
  59         gen_sections8 b\x
  60 .endm
  61
  62 .macro gen_sections32 x
  63         gen_sections16 a\x
  64         gen_sections16 b\x
  65 .endm
  66
  67 .macro gen_sections64 x
  68         gen_sections32 a\x
  69         gen_sections32 b\x
  70 .endm
  71
  72 .macro gen_sections128 x
  73         gen_sections64 a\x
  74         gen_sections64 b\x
  75 .endm
  76
  77 .macro gen_sections256 x
  78         gen_sections128 a\x
  79         gen_sections128 b\x
  80 .endm
  81
  82 .macro gen_sections512 x
  83         gen_sections256 a\x
  84         gen_sections256 b\x
  85 .endm
  86
  87 .macro gen_sections1024 x
  88         gen_sections512 a\x
  89         gen_sections512 b\x
  90 .endm
  91
  92 .macro gen_sections2048 x
  93         gen_sections1024 a\x
  94         gen_sections1024 b\x
  95 .endm
  96
  97 .macro gen_sections4096 x
  98         gen_sections2048 a\x
  99         gen_sections2048 b\x
 100 .endm
 101
 102 .macro gen_sections8192 x
 103         gen_sections4096 a\x
 104         gen_sections4096 b\x
 105 .endm
 106
 107 .macro gen_sections16384 x
 108         gen_sections8192 a\x
 109         gen_sections8192 b\x
 110 .endm
 111
 112 .macro gen_sections32768 x
 113         gen_sections16384 a\x
 114         gen_sections16384 b\x
 115 .endm
 116
 117         .section foo
 118         .section bar
 119
 120 gen_sections32768 a
 121 gen_sections16384 b
 122 gen_sections8192 c
 123 gen_sections4096 d
 124 gen_sections2048 e
 125 gen_sections1024 f
 126 gen_sections512 g
 127 gen_sections128 h
 128 gen_sections64 i
 129 gen_sections32 j
 130 gen_sections16 k
 131 gen_sections8 l
 132 gen_sections4 m
 133
 134 a:
 135 b = a + 1
 136 .long dm