lld/test/MachO/section-order.s

   1 # REQUIRES: x86
   2 ## Check that section ordering follows from input file ordering.
   3 # RUN: rm -rf %t; split-file %s %t
   4 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/1.s -o %t/1.o
   5 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/2.s -o %t/2.o
   6 # RUN: %lld -dylib %t/1.o %t/2.o -o %t/12
   7 # RUN: %lld -dylib %t/2.o %t/1.o -o %t/21
   8 # RUN: %lld -dylib %t/2.o %t/1.o -o %t/synth-section-order \
   9 # RUN:     -add_empty_section __TEXT __objc_stubs \
  10 # RUN:     -add_empty_section __TEXT __init_offsets \
  11 # RUN:     -add_empty_section __TEXT __stubs \
  12 # RUN:     -add_empty_section __TEXT __stub_helper \
  13 # RUN:     -add_empty_section __TEXT __unwind_info \
  14 # RUN:     -add_empty_section __TEXT __eh_frame \
  15 # RUN:     -add_empty_section __DATA __objc_selrefs
  16 # RUN: llvm-objdump --macho --section-headers %t/12 | FileCheck %s --check-prefix=CHECK-12
  17 # RUN: llvm-objdump --macho --section-headers %t/21 | FileCheck %s --check-prefix=CHECK-21
  18 # RUN: llvm-objdump --macho --section-headers %t/synth-section-order | FileCheck %s --check-prefix=CHECK-SYNTHETIC-ORDER
  19
  20 # CHECK-12:      __text
  21 # CHECK-12-NEXT: foo
  22 # CHECK-12-NEXT: bar
  23 # CHECK-12-NEXT: __cstring
  24
  25 # CHECK-21:      __text
  26 ## `foo` always sorts next to `__text` since it's a code section
  27 ## and needs to be adjacent for arm64 thunk calculations
  28 # CHECK-21-NEXT: foo
  29 # CHECK-21-NEXT: __cstring
  30 # CHECK-21-NEXT: bar
  31
  32 # CHECK-SYNTHETIC-ORDER:      __text
  33 # CHECK-SYNTHETIC-ORDER-NEXT: foo
  34 # CHECK-SYNTHETIC-ORDER-NEXT: __stubs
  35 # CHECK-SYNTHETIC-ORDER-NEXT: __stub_helper
  36 # CHECK-SYNTHETIC-ORDER-NEXT: __objc_stubs
  37 # CHECK-SYNTHETIC-ORDER-NEXT: __init_offsets
  38 # CHECK-SYNTHETIC-ORDER-NEXT: __cstring
  39 # CHECK-SYNTHETIC-ORDER-NEXT: bar
  40 # CHECK-SYNTHETIC-ORDER-NEXT: __unwind_info
  41 # CHECK-SYNTHETIC-ORDER-NEXT: __eh_frame
  42 # CHECK-SYNTHETIC-ORDER-NEXT: __objc_selrefs
  43
  44 #--- 1.s
  45 .section __TEXT,foo
  46   .space 1
  47 .section __TEXT,bar
  48   .space 1
  49 .cstring
  50   .asciz ""
  51
  52 #--- 2.s
  53 .cstring
  54   .asciz ""
  55 .section __TEXT,bar
  56   .space 1
  57 .section __TEXT,foo,regular,pure_instructions
  58   .space 1