test/wasm/weak-alias-overide.ll

   1 ; RUN: llc -mtriple=wasm32-unknown-unknown-wasm -filetype=obj -o %t.o %s
   2 ; RUN: llc -mtriple=wasm32-unknown-unknown-wasm -filetype=obj %S/Inputs/weak-alias.ll -o %t2.o
   3 ; RUN: lld -flavor wasm %t.o %t2.o -o %t.wasm
   4 ; RUN: obj2yaml %t.wasm | FileCheck %s
   5
   6 ; Test that the strongly defined alias_fn from this file is used both here
   7 ; and in call_alias.
   8
   9 define i32 @alias_fn() local_unnamed_addr #1 {
  10   ret i32 1
  11 }
  12
  13 ; Function Attrs: nounwind uwtable
  14 define void @_start() local_unnamed_addr #1 {
  15 entry:
  16   %call = tail call i32 @alias_fn() #2
  17   ret void
  18 }
  19
  20 ; CHECK:      --- !WASM
  21 ; CHECK-NEXT: FileHeader:
  22 ; CHECK-NEXT:   Version:         0x00000001
  23 ; CHECK-NEXT: Sections:
  24 ; CHECK-NEXT:   - Type:            TYPE
  25 ; CHECK-NEXT:     Signatures:
  26 ; CHECK-NEXT:       - Index:           0
  27 ; CHECK-NEXT:         ReturnType:      I32
  28 ; CHECK-NEXT:         ParamTypes:
  29 ; CHECK-NEXT:       - Index:           1
  30 ; CHECK-NEXT:         ReturnType:      NORESULT
  31 ; CHECK-NEXT:         ParamTypes:
  32 ; CHECK-NEXT:   - Type:            FUNCTION
  33 ; CHECK-NEXT:     FunctionTypes:   [ 0, 1, 0, 0, 0, 0, 0 ]
  34 ; CHECK-NEXT:   - Type:            TABLE
  35 ; CHECK-NEXT:     Tables:
  36 ; CHECK-NEXT:       - ElemType:        ANYFUNC
  37 ; CHECK-NEXT:         Limits:
  38 ; CHECK-NEXT:           Flags:           [ HAS_MAX ]
  39 ; CHECK-NEXT:           Initial:         0x00000003
  40 ; CHECK-NEXT:           Maximum:         0x00000003
  41 ; CHECK-NEXT:   - Type:            MEMORY
  42 ; CHECK-NEXT:     Memories:
  43 ; CHECK-NEXT:       - Initial:         0x00000002
  44 ; CHECK-NEXT:   - Type:            GLOBAL
  45 ; CHECK-NEXT:     Globals:
  46 ; CHECK-NEXT:       - Type:            I32
  47 ; CHECK-NEXT:         Mutable:         true
  48 ; CHECK-NEXT:         InitExpr:
  49 ; CHECK-NEXT:           Opcode:          I32_CONST
  50 ; CHECK-NEXT:           Value:           66560
  51 ; CHECK-NEXT:   - Type:            EXPORT
  52 ; CHECK-NEXT:     Exports:
  53 ; CHECK-NEXT:       - Name:            memory
  54 ; CHECK-NEXT:         Kind:            MEMORY
  55 ; CHECK-NEXT:         Index:           0
  56 ; CHECK-NEXT:       - Name:            _start
  57 ; CHECK-NEXT:         Kind:            FUNCTION
  58 ; CHECK-NEXT:         Index:           1
  59 ; CHECK-NEXT:       - Name:            alias_fn
  60 ; CHECK-NEXT:         Kind:            FUNCTION
  61 ; CHECK-NEXT:         Index:           0
  62 ; CHECK-NEXT:       - Name:            direct_fn
  63 ; CHECK-NEXT:         Kind:            FUNCTION
  64 ; CHECK-NEXT:         Index:           2
  65 ; CHECK-NEXT:       - Name:            call_direct
  66 ; CHECK-NEXT:         Kind:            FUNCTION
  67 ; CHECK-NEXT:         Index:           3
  68 ; CHECK-NEXT:       - Name:            call_alias
  69 ; CHECK-NEXT:         Kind:            FUNCTION
  70 ; CHECK-NEXT:         Index:           4
  71 ; CHECK-NEXT:       - Name:            call_alias_ptr
  72 ; CHECK-NEXT:         Kind:            FUNCTION
  73 ; CHECK-NEXT:         Index:           5
  74 ; CHECK-NEXT:       - Name:            call_direct_ptr
  75 ; CHECK-NEXT:         Kind:            FUNCTION
  76 ; CHECK-NEXT:         Index:           6
  77 ; CHECK-NEXT:   - Type:            ELEM
  78 ; CHECK-NEXT:     Segments:
  79 ; CHECK-NEXT:       - Offset:
  80 ; CHECK-NEXT:           Opcode:          I32_CONST
  81 ; CHECK-NEXT:           Value:           1
  82 ; CHECK-NEXT:         Functions:       [ 0, 2 ]
  83 ; CHECK-NEXT:   - Type:            CODE
  84 ; CHECK-NEXT:     Functions:
  85 ; CHECK-NEXT:       - Locals:
  86 ; CHECK-NEXT:         Body:            41010B
  87 ; CHECK-NEXT:       - Locals:
  88 ; CHECK-NEXT:         Body:            1080808080001A0B
  89 ; CHECK-NEXT:       - Locals:
  90 ; CHECK-NEXT:         Body:            41000B
  91 ; CHECK-NEXT:       - Locals:
  92 ; CHECK-NEXT:         Body:            1082808080000B
  93 ; CHECK-NEXT:       - Locals:
  94 ; CHECK-NEXT:         Body:            1080808080000B
  95 ; CHECK-NEXT:       - Locals:
  96 ; CHECK-NEXT:           - Type:            I32
  97 ; CHECK-NEXT:             Count:           2
  98 ; CHECK-NEXT:         Body:            23808080800041106B220024808080800020004181808080003602081080808080002101200041106A24808080800020010B
  99 ; CHECK-NEXT:       - Locals:
 100 ; CHECK-NEXT:           - Type:            I32
 101 ; CHECK-NEXT:             Count:           2
 102 ; CHECK-NEXT:         Body:            23808080800041106B220024808080800020004182808080003602081082808080002101200041106A24808080800020010B
 103 ; CHECK-NEXT:   - Type:            CUSTOM
 104 ; CHECK-NEXT:     Name:            linking
 105 ; CHECK-NEXT:     DataSize:        0
 106 ; CHECK-NEXT:   - Type:            CUSTOM
 107 ; CHECK-NEXT:     Name:            name
 108 ; CHECK-NEXT:     FunctionNames:
 109 ; CHECK-NEXT:       - Index:           0
 110 ; CHECK-NEXT:         Name:            alias_fn
 111 ; CHECK-NEXT:       - Index:           1
 112 ; CHECK-NEXT:         Name:            _start
 113 ; CHECK-NEXT:       - Index:           2
 114 ; CHECK-NEXT:         Name:            direct_fn
 115 ; CHECK-NEXT:       - Index:           3
 116 ; CHECK-NEXT:         Name:            call_direct
 117 ; CHECK-NEXT:       - Index:           4
 118 ; CHECK-NEXT:         Name:            call_alias
 119 ; CHECK-NEXT:       - Index:           5
 120 ; CHECK-NEXT:         Name:            call_alias_ptr
 121 ; CHECK-NEXT:       - Index:           6
 122 ; CHECK-NEXT:         Name:            call_direct_ptr
 123 ; CHECK-NEXT: ...