test/MC/COFF/symbol-alias.s

   1 // The purpose of this test is to verify that symbol aliases
   2 // (@foo:  alias <type> @bar) generate the correct entries in the symbol table.
   3 // They should be identical except for the name.
   4
   5 // RUN: llvm-mc -filetype=obj -triple i686-pc-win32 %s | llvm-readobj -t | FileCheck %s
   6 // RUN: llvm-mc -filetype=obj -triple x86_64-pc-win32 %s | llvm-readobj -t | FileCheck %s
   7
   8         .def     _foo;
   9         .scl    2;
  10         .type   32;
  11         .endef
  12         .text
  13         .globl  _foo
  14         .align  16, 0x90
  15 _foo:                                   # @foo
  16 # BB#0:                                 # %entry
  17         ret
  18
  19         .data
  20         .globl  _bar                    # @bar
  21         .align  4
  22 _bar:
  23         .long   0                       # 0x0
  24
  25
  26 # Order is important here. Assign _bar_alias_alias before _bar_alias.
  27         .globl  _foo_alias
  28 _foo_alias = _foo
  29         .globl  _bar_alias_alias
  30 _bar_alias_alias = _bar_alias
  31         .globl  _bar_alias
  32 _bar_alias = _bar
  33
  34 // CHECK:      Name:                {{_?}}foo
  35 // CHECK-NEXT: Value:               [[FOO_VALUE:.*$]]
  36 // CHECK-NEXT: Section:             [[FOO_SECTION_NUMBER:.*$]]
  37 // CHECK-NEXT: BaseType:            [[FOO_SIMPLE_TYPE:.*$]]
  38 // CHECK-NEXT: ComplexType:         [[FOO_COMPLEX_TYPE:.*$]]
  39 // CHECK-NEXT: StorageClass:        [[FOO_STORAGE_CLASS:.*$]]
  40 // CHECK-NEXT: AuxSymbolCount:      [[FOO_NUMBER_OF_AUX_SYMBOLS:.*$]]
  41
  42 // CHECK:      Name:                {{_?}}bar
  43 // CHECK-NEXT: Value:               [[BAR_VALUE:.*$]]
  44 // CHECK-NEXT: Section:             [[BAR_SECTION_NUMBER:.*$]]
  45 // CHECK-NEXT: BaseType:            [[BAR_SIMPLE_TYPE:.*$]]
  46 // CHECK-NEXT: ComplexType:         [[BAR_COMPLEX_TYPE:.*$]]
  47 // CHECK-NEXT: StorageClass:        [[BAR_STORAGE_CLASS:.*$]]
  48 // CHECK-NEXT: AuxSymbolCount:      [[BAR_NUMBER_OF_AUX_SYMBOLS:.*$]]
  49
  50 // CHECK:      Name:                {{_?}}foo_alias
  51 // CHECK-NEXT: Value:               [[FOO_VALUE]]
  52 // CHECK-NEXT: Section:             [[FOO_SECTION_NUMBER]]
  53 // CHECK-NEXT: BaseType:            [[FOO_SIMPLE_TYPE]]
  54 // CHECK-NEXT: ComplexType:         [[FOO_COMPLEX_TYPE]]
  55 // CHECK-NEXT: StorageClass:        [[FOO_STORAGE_CLASS]]
  56 // CHECK-NEXT: AuxSymbolCount:      [[FOO_NUMBER_OF_AUX_SYMBOLS]]
  57
  58 // CHECK:      Name:                {{_?}}bar_alias_alias
  59 // CHECK-NEXT: Value:               [[BAR_VALUE]]
  60 // CHECK-NEXT: Section:             [[BAR_SECTION_NUMBER]]
  61 // CHECK-NEXT: BaseType:            [[BAR_SIMPLE_TYPE]]
  62 // CHECK-NEXT: ComplexType:         [[BAR_COMPLEX_TYPE]]
  63 // CHECK-NEXT: StorageClass:        [[BAR_STORAGE_CLASS]]
  64 // CHECK-NEXT: AuxSymbolCount:      [[BAR_NUMBER_OF_AUX_SYMBOLS]]
  65
  66 // CHECK:      Name:                {{_?}}bar_alias
  67 // CHECK-NEXT: Value:               [[BAR_VALUE]]
  68 // CHECK-NEXT: Section:             [[BAR_SECTION_NUMBER]]
  69 // CHECK-NEXT: BaseType:            [[BAR_SIMPLE_TYPE]]
  70 // CHECK-NEXT: ComplexType:         [[BAR_COMPLEX_TYPE]]
  71 // CHECK-NEXT: StorageClass:        [[BAR_STORAGE_CLASS]]
  72 // CHECK-NEXT: AuxSymbolCount:      [[BAR_NUMBER_OF_AUX_SYMBOLS]]
  73