llvm/test/MC/WebAssembly/comdat-sections.s

   1 # RUN: llvm-mc -triple=wasm32 -filetype=obj %s -o - | obj2yaml | FileCheck %s
   2
   3         .section .text.foo,"G",@,abc123,comdat
   4         .globl foo
   5         .type foo,@function
   6 foo:
   7         .functype foo () -> ()
   8         return
   9         end_function
  10
  11         .globl bar
  12 bar:
  13         .functype bar () -> ()
  14         return
  15         end_function
  16
  17         .section .debug_foo,"G",@,abc123,comdat
  18         .int32 42
  19         .section .debug_foo,"G",@,duplicate,comdat
  20         .int64 234
  21
  22 # Check that there are 2 identically-named custom sections, with the desired
  23 # contents
  24 # CHECK:  - Type:            CUSTOM
  25 # CHECK-NEXT:    Name:            .debug_foo
  26 # CHECK-NEXT:    Payload:         2A000000
  27 # CHECK-NEXT:  - Type:            CUSTOM
  28 # CHECK-NEXT:    Name:            .debug_foo
  29 # CHECK-NEXT:    Payload:         EA00000000000000
  30
  31 # And check that they are in 2 different comdat groups
  32 # CHECK-NEXT:- Type:            CUSTOM
  33 # CHECK-NEXT:    Name:            linking
  34 # CHECK-NEXT:    Version:         2
  35 # CHECK:    Comdats:
  36 # CHECK-NEXT:      - Name:            abc123
  37 # CHECK-NEXT:        Entries:
  38 # CHECK-NEXT:          - Kind:            FUNCTION
  39 # CHECK-NEXT:            Index:           0
  40
  41 # If the user forgets to create a new section for a function, one is created for
  42 # them by the assembler. Check that it is also in the same group.
  43 # CHECK-NEXT:          - Kind:            FUNCTION
  44 # CHECK-NEXT:            Index:           1
  45 # CHECK-NEXT:          - Kind:            SECTION
  46 # CHECK-NEXT:            Index:           4
  47 # CHECK-NEXT:      - Name:            duplicate
  48 # CHECK-NEXT:        Entries:
  49 # CHECK-NEXT:          - Kind:            SECTION
  50 # CHECK-NEXT:            Index:           5