lld/test/ELF/relocatable-bss.s

   1 # REQUIRES: x86
   2 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1.o
   3 # RUN: ld.lld -r %t1.o -o %t
   4 # RUN: llvm-readobj --file-headers --sections -l --symbols -r %t | FileCheck %s
   5
   6 ## We check here that .bss does not occupy the space in file.
   7 ## If it would, the SectionHeaderOffset would have offset about 5 megabytes.
   8 # CHECK:       ElfHeader {
   9 # CHECK-NEXT:  Ident {
  10 # CHECK-NEXT:    Magic: (7F 45 4C 46)
  11 # CHECK-NEXT:    Class: 64-bit
  12 # CHECK-NEXT:    DataEncoding: LittleEndian
  13 # CHECK-NEXT:    FileVersion: 1
  14 # CHECK-NEXT:    OS/ABI: SystemV
  15 # CHECK-NEXT:    ABIVersion: 0
  16 # CHECK-NEXT:    Unused: (00 00 00 00 00 00 00)
  17 # CHECK-NEXT:  }
  18 # CHECK-NEXT:  Type: Relocatable
  19 # CHECK-NEXT:  Machine: EM_X86_64
  20 # CHECK-NEXT:  Version:
  21 # CHECK-NEXT:  Entry:
  22 # CHECK-NEXT:   ProgramHeaderOffset:
  23 # CHECK-NEXT:   SectionHeaderOffset: 0xE8
  24 # CHECK-NEXT:  Flags [
  25 # CHECK-NEXT:  ]
  26 # CHECK-NEXT:  HeaderSize:
  27 # CHECK-NEXT:  ProgramHeaderEntrySize:
  28 # CHECK-NEXT:  ProgramHeaderCount:
  29 # CHECK-NEXT:  SectionHeaderEntrySize:
  30 # CHECK-NEXT:  SectionHeaderCount:
  31 # CHECK-NEXT:  StringTableSectionIndex:
  32 # CHECK-NEXT:  }
  33
  34 .text
  35 .globl _start
  36 _start:
  37  nop
  38
  39 .bss
  40  .space 5242880