lld/test/ELF/systemz-init-padding.s

   1 # REQUIRES: systemz
   2 # RUN: llvm-mc -filetype=obj -triple=s390x-unknown-linux %p/Inputs/systemz-init.s -o systemz-init.o
   3 # RUN: llvm-mc -filetype=obj -triple=s390x-unknown-linux %s -o %t.o
   4 # RUN: ld.lld -dynamic-linker /lib/ld64.so.1 %t.o systemz-init.o -o %t
   5 # RUN: llvm-objdump -d --no-show-raw-insn -j .init %t | FileCheck %s
   6
   7 # glibc < 2.39 used to align .init and .fini code at a 4-byte boundary.
   8 # When that happens, the linker must not pad the code with invalid
   9 # instructions, e.g. null bytes.
  10         .section        .init,"ax",@progbits
  11         brasl %r14, startup
  12
  13 # CHECK:      <.init>:
  14 # CHECK-NEXT: brasl %r14,
  15 # CHECK-NEXT: nopr   %r7
  16 # CHECK-NEXT: lg %r4, 272(%r15)
  17
  18         .text
  19         .globl startup
  20         .p2align 4
  21 startup:
  22         br %r14
  23
  24         .globl main
  25         .p2align 4
  26 main:
  27         br %r14