lld/test/wasm/duplicate-function-imports.s

   1 # RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown %s -o %t.o
   2 # RUN: wasm-ld -o %t1.wasm %t.o
   3 # RUN: obj2yaml %t1.wasm | FileCheck %s
   4
   5 .globl f1
   6 .import_module f1, env
   7 .import_name f1, f
   8 .functype f1 () -> (i32)
   9
  10 # Same import module/name/type as `f1`, should be de-duped.
  11 .globl f2
  12 .import_module f2, env
  13 .import_name f2, f
  14 .functype f2 () -> (i32)
  15
  16 # Same import module/name, but different type. Should not be de-duped.
  17 .globl f3
  18 .import_module f3, env
  19 .import_name f3, f
  20 .functype f3 () -> (f32)
  21
  22 .globl _start
  23 _start:
  24   .functype _start () -> ()
  25   call f1
  26   drop
  27   call f2
  28   drop
  29   call f3
  30   drop
  31   end_function
  32
  33
  34 # CHECK:        - Type:            TYPE
  35 # CHECK-NEXT:     Signatures:
  36 # CHECK-NEXT:       - Index:           0
  37 # CHECK-NEXT:         ParamTypes:      []
  38 # CHECK-NEXT:         ReturnTypes:
  39 # CHECK-NEXT:           - I32
  40 # CHECK-NEXT:       - Index:           1
  41 # CHECK-NEXT:         ParamTypes:      []
  42 # CHECK-NEXT:         ReturnTypes:
  43 # CHECK-NEXT:           - F32
  44 # CHECK-NEXT:       - Index:           2
  45 # CHECK-NEXT:         ParamTypes:      []
  46 # CHECK-NEXT:         ReturnTypes:     []
  47 # CHECK-NEXT:   - Type:            IMPORT
  48 # CHECK-NEXT:     Imports:
  49 # CHECK-NEXT:       - Module:          env
  50 # CHECK-NEXT:         Field:           f
  51 # CHECK-NEXT:         Kind:            FUNCTION
  52 # CHECK-NEXT:         SigIndex:        0
  53 # CHECK-NEXT:       - Module:          env
  54 # CHECK-NEXT:         Field:           f
  55 # CHECK-NEXT:         Kind:            FUNCTION
  56 # CHECK-NEXT:         SigIndex:        1
  57 # CHECK-NEXT:   - Type: