lld/test/ELF/compress-sections-special.s

   1 # REQUIRES: x86, zlib
   2
   3 # RUN: rm -rf %t && mkdir %t && cd %t
   4 # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o a.o
   5 # RUN: ld.lld -pie a.o --compress-sections .strtab=zlib --compress-sections .symtab=zlib -o out
   6 # RUN: llvm-readelf -Ss -x .strtab out 2>&1 | FileCheck %s
   7
   8 # CHECK:      nonalloc0  PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00     0 0  1
   9 # CHECK:      .symtab    SYMTAB   0000000000000000 [[#%x,]] [[#%x,]] 18  C 12 3  1
  10 # CHECK-NEXT: .shstrtab  STRTAB   0000000000000000 [[#%x,]] [[#%x,]] 00     0 0  1
  11 # CHECK-NEXT: .strtab    STRTAB   0000000000000000 [[#%x,]] [[#%x,]] 00  C  0 0  1
  12
  13 ## TODO Add compressed SHT_STRTAB/SHT_SYMTAB support to llvm-readelf
  14 # CHECK:      warning: {{.*}}: unable to get the string table for the SHT_SYMTAB section: SHT_STRTAB string table section
  15
  16 # CHECK:      Hex dump of section '.strtab':
  17 # CHECK-NEXT: 01000000 00000000 5c000000 00000000
  18 # CHECK-NEXT: 01000000 00000000 {{.*}}
  19
  20 # RUN: not ld.lld -shared a.o --compress-sections .dynstr=zlib 2>&1 | FileCheck %s --check-prefix=ERR-ALLOC
  21 # ERR-ALLOC: error: --compress-sections: section '.dynstr' with the SHF_ALLOC flag cannot be compressed
  22
  23 .globl _start, g0, g1
  24 _start:
  25 l0:
  26 g0:
  27 g1:
  28 .globl ggggggggggggggggggggggggggggggg0
  29 .globl ggggggggggggggggggggggggggggggg1
  30
  31 .section nonalloc0,""
  32 .quad .text+1
  33 .quad .text+2