lld/test/ELF/linkerscript/discard-plt.s

   1 # REQUIRES: x86
   2 # RUN: split-file %s %t
   3 # RUN: llvm-mc -filetype=obj -triple=x86_64 %t/a.s -o %t/a.o
   4
   5 ## Discard .plt, .iplt, and .got.plt
   6 # RUN: ld.lld -shared -T %t/t %t/a.o -o %t/a
   7 # RUN: llvm-readelf -S -d %t/a > %t/readelf.txt
   8 # RUN: FileCheck %s --input-file %t/readelf.txt
   9 # RUN: FileCheck %s --input-file %t/readelf.txt --check-prefix=NEG
  10
  11 # CHECK:      [Nr] Name      Type     Address  Off      Size   ES Flg Lk Inf Al
  12 # CHECK:      ] .rela.plt RELA     [[#%x,]] [[#%x,]] 000018 18   A  1   0  8
  13
  14 # CHECK:      (PLTGOT)  0x0
  15 # CHECK:      (PLTREL)  RELA
  16
  17 # NEG-NOT: ] .plt
  18 # NEG-NOT: ] .iplt
  19 # NEG-NOT: ] .got.plt
  20
  21 #--- a.s
  22   call foo
  23   call ifunc
  24
  25 .type ifunc, @gnu_indirect_function
  26 .hidden ifunc
  27 ifunc:
  28   ret
  29
  30 .data
  31 .quad ifunc
  32
  33 #--- t
  34 SECTIONS {
  35   .text : { *(.text) }
  36   /DISCARD/ : { *(.plt .iplt .got.plt) }
  37 }