lld/test/ELF/merge-entsize.s

   1 // REQUIRES: x86
   2 // RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
   3 // RUN: ld.lld %t.o -o %t -M | FileCheck %s --check-prefix=MAP
   4 // RUN: llvm-readobj -S %t | FileCheck %s
   5
   6 // MAP:      .rodata{{$}}
   7 // MAP-NEXT:         <internal>:(.rodata.1)
   8 // MAP-NEXT:         <internal>:(.rodata.2)
   9
  10         .section  .rodata.1,"aM",@progbits,1
  11         .p2align 2
  12         .byte 0x42
  13
  14 // sh_addralign = 4 while sh_entsize = 3.
  15 // sh_entsize is not necessarily a power of 2 and it can be unrelated to sh_addralign.
  16         .section  .rodata.2,"aM",@progbits,3
  17         .p2align 2
  18         .short 0x42
  19         .byte 0
  20
  21 // Since the output section has both .rodata.1 and .rodata.2, it
  22 // contains elements of different sizes and we use an entsize of 0.
  23
  24 // CHECK:      Name: .rodata (
  25 // CHECK-NEXT: Type: SHT_PROGBITS
  26 // CHECK-NEXT: Flags [
  27 // CHECK-NEXT:   SHF_ALLOC
  28 // CHECK-NEXT:   SHF_MERGE
  29 // CHECK-NEXT: ]
  30 // CHECK-NEXT: Address:
  31 // CHECK-NEXT: Offset:
  32 // CHECK-NEXT: Size:
  33 // CHECK-NEXT: Link:
  34 // CHECK-NEXT: Info:
  35 // CHECK-NEXT: AddressAlignment: 4
  36 // CHECK-NEXT: EntrySize: 0