lld/test/MachO/arm64-32-stubs.s

   1 # REQUIRES: aarch64
   2
   3 ## FIXME: This test is very similar to arm64-stubs.s, but has been split into a
   4 ## separate file because llvm-objdump doesn't correctly symbolize arm64_32. In
   5 ## particular, the "literal pool symbol address" comments are missing (PR49944).
   6
   7 # RUN: rm -rf %t; split-file %s %t
   8 # RUN: llvm-mc -filetype=obj -triple=arm64_32-apple-watchos %t/foo.s -o %t/foo.o
   9 # RUN: llvm-mc -filetype=obj -triple=arm64_32-apple-watchos %t/bar.s -o %t/bar.o
  10 # RUN: llvm-mc -filetype=obj -triple=arm64_32-apple-watchos %t/test.s -o %t/test.o
  11 # RUN: %lld-watchos -dylib -install_name @executable_path/libfoo.dylib %t/foo.o -o %t/libfoo.dylib
  12 # RUN: %lld-watchos -dylib -install_name @executable_path/libbar.dylib %t/bar.o -o %t/libbar.dylib
  13 # RUN: %lld-watchos -lSystem %t/libfoo.dylib %t/libbar.dylib %t/test.o -o %t/test -no_fixup_chains
  14
  15 # RUN: llvm-objdump --no-print-imm-hex --macho -d --no-show-raw-insn --section="__TEXT,__stubs" --section="__TEXT,__stub_helper" %t/test | FileCheck %s
  16
  17 # CHECK:       _main:
  18 # CHECK-NEXT:  bl 0x[[#%x,FOO:]] ; symbol stub for: _foo
  19 # CHECK-NEXT:  bl 0x[[#%x,BAR:]] ; symbol stub for: _bar
  20 # CHECK-NEXT:  ret
  21
  22 # CHECK-LABEL: Contents of (__TEXT,__stubs) section
  23 # CHECK-NEXT:  [[#BAR]]: adrp x16
  24 # CHECK-NEXT:            ldr w16, [x16{{.*}}]
  25 # CHECK-NEXT:            br x16
  26 # CHECK-NEXT:  [[#FOO]]: adrp x16
  27 # CHECK-NEXT:            ldr w16, [x16{{.*}}]
  28 # CHECK-NEXT:            br x16
  29
  30 # CHECK-LABEL: Contents of (__TEXT,__stub_helper) section
  31 # CHECK-NEXT:  [[#%x,HELPER_HEADER:]]: adrp x17
  32 # CHECK-NEXT:                          add x17, x17
  33 # CHECK-NEXT:                          stp x16, x17, [sp, #-16]!
  34 # CHECK-NEXT:                          adrp x16
  35 # CHECK-NEXT:                          ldr w16, [x16]
  36 # CHECK-NEXT:                          br x16
  37 # CHECK-NEXT:                          ldr w16, 0x[[#%x,BAR_BIND_OFF_ADDR:]]
  38 # CHECK-NEXT:                          b 0x[[#HELPER_HEADER]]
  39 # CHECK-NEXT:  [[#BAR_BIND_OFF_ADDR]]: udf #0
  40 # CHECK-NEXT:                          ldr w16, 0x[[#%x,FOO_BIND_OFF_ADDR:]]
  41 # CHECK-NEXT:                          b 0x[[#HELPER_HEADER]]
  42 # CHECK-NEXT:  [[#FOO_BIND_OFF_ADDR]]: udf #11
  43
  44 #--- foo.s
  45 .globl _foo
  46 _foo:
  47
  48 #--- bar.s
  49 .globl _bar
  50 _bar:
  51
  52 #--- test.s
  53 .text
  54 .globl _main
  55
  56 .p2align 2
  57 _main:
  58   bl _foo
  59   bl _bar
  60   ret