test/MC/COFF/diff.s

   1 // RUN: llvm-mc -filetype=obj -triple i686-pc-mingw32 %s | llvm-readobj -S --sr --sd | FileCheck %s
   2
   3 // COFF resolves differences between labels in the same section, unless that
   4 // label is declared with function type.
   5
   6 .section baz, "xr"
   7         .globl  X
   8 X:
   9         mov     Y-X+42, %eax
  10         retl
  11
  12         .globl  Y
  13 Y:
  14         retl
  15
  16         .def     _foobar;
  17         .scl    2;
  18         .type   32;
  19         .endef
  20         .text
  21         .long   0
  22         .globl  _foobar
  23         .align  16, 0x90
  24 _foobar:                                # @foobar
  25 # %bb.0:
  26         ret
  27
  28         .globl  _baz
  29 _baz:
  30         calll   _foobar
  31         retl
  32
  33         .data
  34         .globl  _rust_crate             # @rust_crate
  35         .align  4
  36 _rust_crate:
  37         .long   0
  38         .long   _foobar
  39         .long   _foobar-_rust_crate
  40         .long   _foobar-_rust_crate
  41
  42 // Even though _baz and _foobar are in the same .text section, we keep the
  43 // relocation for compatibility with the VC linker's /guard:cf and /incremental
  44 // flags, even on mingw.
  45
  46 // CHECK:        Name: .text
  47 // CHECK:        Relocations [
  48 // CHECK-NEXT:     0x12 IMAGE_REL_I386_REL32 _foobar
  49 // CHECK-NEXT:   ]
  50
  51 // CHECK:        Name: .data
  52 // CHECK:        Relocations [
  53 // CHECK-NEXT:     0x4 IMAGE_REL_I386_DIR32 _foobar
  54 // CHECK-NEXT:     0x8 IMAGE_REL_I386_REL32 _foobar
  55 // CHECK-NEXT:     0xC IMAGE_REL_I386_REL32 _foobar
  56 // CHECK-NEXT:   ]
  57 // CHECK:        SectionData (
  58 // CHECK-NEXT:     0000: 00000000 00000000 0C000000 10000000
  59 // CHECK-NEXT:   )
  60
  61 // CHECK:        Name: baz
  62 // CHECK:        Relocations [
  63 // CHECK-NEXT:   ]
  64 // CHECK:        SectionData (
  65 // CHECK-NEXT:     0000: A1300000 00C3C3
  66 // CHECK-NEXT:   )