lld/test/COFF/autoimport-x86.s

   1 # REQUIRES: x86
   2
   3 # RUN: echo -e ".global variable\n.global DllMainCRTStartup\n.text\nDllMainCRTStartup:\nret\n.data\nvariable:\n.long 42" > %t-lib.s
   4 # RUN: llvm-mc -triple=x86_64-windows-gnu %t-lib.s -filetype=obj -o %t-lib.obj
   5 # RUN: lld-link -out:%t-lib.dll -dll -entry:DllMainCRTStartup %t-lib.obj -lldmingw -implib:%t-lib.lib
   6
   7 # RUN: llvm-mc -triple=x86_64-windows-gnu -defsym listptrs=1 %s -filetype=obj -o %t.obj
   8 # RUN: lld-link -lldmingw -debug:symtab -out:%t.exe -entry:main %t.obj %t-lib.lib -verbose
   9
  10 # RUN: llvm-mc -triple=x86_64-windows-gnu -defsym listptrs=0 %s -filetype=obj -o %t.noptrs.obj
  11 # RUN: not lld-link -lldmingw -runtime-pseudo-reloc:no -debug:symtab -out:%t.exe -entry:main %t.noptrs.obj %t-lib.lib 2>&1 | FileCheck --check-prefix=DISABLED %s
  12
  13 # RUN: llvm-readobj --coff-imports %t.exe | FileCheck -check-prefix=IMPORTS %s
  14 # RUN: llvm-objdump --no-print-imm-hex -d %t.exe | FileCheck --check-prefix=DISASM %s
  15 # RUN: llvm-objdump -s %t.exe | FileCheck --check-prefix=CONTENTS %s
  16 # RUN: llvm-nm %t.exe | FileCheck -check-prefix=SYMBOLS %s
  17
  18 # IMPORTS: Import {
  19 # IMPORTS-NEXT: Name: autoimport-x86.s.tmp-lib.dll
  20 # IMPORTS-NEXT: ImportLookupTableRVA: 0x2070
  21 # IMPORTS-NEXT: ImportAddressTableRVA: 0x2080
  22 # IMPORTS-NEXT: Symbol: variable (0)
  23 # IMPORTS-NEXT: }
  24
  25 # DISASM: Disassembly of section .text:
  26 # DISASM-EMPTY:
  27 # DISASM: <main>:
  28 # Relative offset at 0x1002 pointing at the IAT at 0x2080.
  29 # DISASM: 140001000:      8b 05 7a 10 00 00       movl    4218(%rip), %eax
  30 # DISASM: 140001006:      c3      retq
  31
  32 # Runtime pseudo reloc list header consisting of 0x0, 0x0, 0x1.
  33 # First runtime pseudo reloc, with import from 0x2080,
  34 # applied at 0x1002, with a size of 32 bits.
  35 # Second runtime pseudo reloc, with import from 0x2080,
  36 # applied at 0x3000, with a size of 64 bits.
  37 # CONTENTS: Contents of section .rdata:
  38 # CONTENTS:  140002000 00000000 00000000 01000000 80200000
  39 # CONTENTS:  140002010 02100000 20000000 80200000 00300000
  40 # CONTENTS:  140002020 40000000
  41 # ptr: pointing at the IAT RVA at 0x2080
  42 # relocs: pointing at the runtime pseudo reloc list at
  43 # 0x2000 - 0x2024.
  44 # CONTENTS: Contents of section .data:
  45 # CONTENTS:  140003000 80200040 01000000 00200040 01000000
  46 # CONTENTS:  140003010 24200040 01000000
  47
  48 # Check that the automatically imported symbol "variable" is not listed in
  49 # the symbol table.
  50 # SYMBOLS-NOT: variable
  51
  52 # DISABLED: error: automatic dllimport of variable in {{.*}}autoimport-x86.s.tmp.noptrs.obj requires pseudo relocations
  53
  54     .global main
  55     .text
  56 main:
  57     movl variable(%rip), %eax
  58     ret
  59     .global _pei386_runtime_relocator
  60 _pei386_runtime_relocator:
  61     ret
  62     .data
  63 ptr:
  64     .quad variable
  65 .if listptrs==1
  66 relocs:
  67     .quad __RUNTIME_PSEUDO_RELOC_LIST__
  68     .quad __RUNTIME_PSEUDO_RELOC_LIST_END__
  69 .endif