lld/test/MachO/section-merge.s

   1 # REQUIRES: x86
   2 # RUN: rm -rf %t; split-file %s %t
   3 ## Verify that we preserve alignment when merging sections.
   4 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin -o %t/foo.o
   5 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin -o %t/bar.o
   6 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin -o %t/baz.o
   7 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin -o %t/qux.o
   8 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %s -o %t/main.o
   9 # RUN: %lld -o %t/output %t/foo.o %t/bar.o %t/baz.o %t/qux.o %t/main.o
  10
  11 # RUN: llvm-objdump --syms --section=__data --full-contents %t/output | FileCheck %s
  12 # CHECK:     SYMBOL TABLE:
  13 # CHECK-DAG: [[#%x, ADDR:]]      g     O __DATA,__data _foo
  14 # CHECK-DAG: {{0*}}[[#ADDR+0x4]] g     O __DATA,__data _bar
  15 # CHECK-DAG: {{0*}}[[#ADDR+0x8]] g     O __DATA,__data _baz
  16 # CHECK-DAG: {{0*}}[[#ADDR+0x9]] g     O __DATA,__data _qux
  17
  18 # CHECK:      Contents of section __DATA,__data:
  19 # CHECK-NEXT: {{0*}}[[#ADDR]] ca000000 fe000000 baefbead de000000
  20
  21 #--- foo.s
  22 .globl _foo
  23 .data
  24 .p2align 0
  25 _foo:
  26   .byte 0xca
  27
  28 #--- bar.s
  29 .globl _bar
  30 .data
  31 .p2align 2
  32 _bar:
  33   .byte 0xfe
  34
  35 #--- baz.s
  36 .globl _baz
  37 .data
  38 .p2align 3
  39 _baz:
  40   .byte 0xba
  41
  42 #--- qux.s
  43 .globl _qux
  44 .data
  45 .p2align 0
  46 _qux:
  47   .quad 0xdeadbeef
  48
  49 #--- main.s
  50 .section __TEXT,__text
  51 .globl _main
  52
  53 _main:
  54   mov $0, %rax
  55   ret