lld/test/wasm/weak-alias-overide.ll

   1 ; RUN: llc -mcpu=mvp -filetype=obj -o %t.o %s
   2 ; RUN: llc -mcpu=mvp -filetype=obj %S/Inputs/weak-alias.ll -o %t2.o
   3 ; RUN: wasm-ld --export-dynamic %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 target triple = "wasm32-unknown-unknown"
  10
  11 define i32 @alias_fn() local_unnamed_addr #1 {
  12   ret i32 1
  13 }
  14
  15 ; Function Attrs: nounwind uwtable
  16 define void @_start() local_unnamed_addr #1 {
  17 entry:
  18   %call = tail call i32 @alias_fn() #2
  19   ret void
  20 }
  21
  22 ; CHECK:      --- !WASM
  23 ; CHECK-NEXT: FileHeader:
  24 ; CHECK-NEXT:   Version:         0x1
  25 ; CHECK-NEXT: Sections:
  26 ; CHECK-NEXT:   - Type:            TYPE
  27 ; CHECK-NEXT:     Signatures:
  28 ; CHECK-NEXT:       - Index:           0
  29 ; CHECK-NEXT:         ParamTypes:      []
  30 ; CHECK-NEXT:         ReturnTypes:
  31 ; CHECK-NEXT:           - I32
  32 ; CHECK-NEXT:       - Index:           1
  33 ; CHECK-NEXT:         ParamTypes:      []
  34 ; CHECK-NEXT:         ReturnTypes:     []
  35 ; CHECK-NEXT:   - Type:            FUNCTION
  36 ; CHECK-NEXT:     FunctionTypes:   [ 0, 1, 0, 0, 0, 0, 0 ]
  37 ; CHECK-NEXT:   - Type:            TABLE
  38 ; CHECK-NEXT:     Tables:
  39 ; CHECK-NEXT:       - Index:           0
  40 ; CHECK-NEXT:         ElemType:        FUNCREF
  41 ; CHECK-NEXT:         Limits:
  42 ; CHECK-NEXT:           Flags:           [ HAS_MAX ]
  43 ; CHECK-NEXT:           Minimum:         0x3
  44 ; CHECK-NEXT:           Maximum:         0x3
  45 ; CHECK-NEXT:   - Type:            MEMORY
  46 ; CHECK-NEXT:     Memories:
  47 ; CHECK-NEXT:       - Minimum:         0x2
  48 ; CHECK-NEXT:   - Type:            GLOBAL
  49 ; CHECK-NEXT:     Globals:
  50 ; CHECK-NEXT:       - Index:           0
  51 ; CHECK-NEXT:         Type:            I32
  52 ; CHECK-NEXT:         Mutable:         true
  53 ; CHECK-NEXT:         InitExpr:
  54 ; CHECK-NEXT:           Opcode:          I32_CONST
  55 ; CHECK-NEXT:           Value:           66560
  56 ; CHECK-NEXT:   - Type:            EXPORT
  57 ; CHECK-NEXT:     Exports:
  58 ; CHECK-NEXT:       - Name:            memory
  59 ; CHECK-NEXT:         Kind:            MEMORY
  60 ; CHECK-NEXT:         Index:           0
  61 ; CHECK-NEXT:       - Name:            alias_fn
  62 ; CHECK-NEXT:         Kind:            FUNCTION
  63 ; CHECK-NEXT:         Index:           0
  64 ; CHECK-NEXT:       - Name:            _start
  65 ; CHECK-NEXT:         Kind:            FUNCTION
  66 ; CHECK-NEXT:         Index:           1
  67 ; CHECK-NEXT:       - Name:            direct_fn
  68 ; CHECK-NEXT:         Kind:            FUNCTION
  69 ; CHECK-NEXT:         Index:           2
  70 ; CHECK-NEXT:       - Name:            call_direct
  71 ; CHECK-NEXT:         Kind:            FUNCTION
  72 ; CHECK-NEXT:         Index:           3
  73 ; CHECK-NEXT:       - Name:            call_alias
  74 ; CHECK-NEXT:         Kind:            FUNCTION
  75 ; CHECK-NEXT:         Index:           4
  76 ; CHECK-NEXT:       - Name:            call_alias_ptr
  77 ; CHECK-NEXT:         Kind:            FUNCTION
  78 ; CHECK-NEXT:         Index:           5
  79 ; CHECK-NEXT:       - Name:            call_direct_ptr
  80 ; CHECK-NEXT:         Kind:            FUNCTION
  81 ; CHECK-NEXT:         Index:           6
  82 ; CHECK-NEXT:   - Type:            ELEM
  83 ; CHECK-NEXT:     Segments:
  84 ; CHECK-NEXT:       - Offset:
  85 ; CHECK-NEXT:           Opcode:          I32_CONST
  86 ; CHECK-NEXT:           Value:           1
  87 ; CHECK-NEXT:         Functions:       [ 0, 2 ]
  88 ; CHECK-NEXT:   - Type:            CODE
  89 ; CHECK-NEXT:     Functions:
  90 ; CHECK-NEXT:       - Index:           0
  91 ; CHECK-NEXT:         Locals:
  92 ; CHECK-NEXT:         Body:            41010B
  93 ; CHECK-NEXT:       - Index:           1
  94 ; CHECK-NEXT:         Locals:
  95 ; CHECK-NEXT:         Body:            1080808080001A0B
  96 ; CHECK-NEXT:       - Index:           2
  97 ; CHECK-NEXT:         Locals:
  98 ; CHECK-NEXT:         Body:            41000B
  99 ; CHECK-NEXT:       - Index:           3
 100 ; CHECK-NEXT:         Locals:
 101 ; CHECK-NEXT:         Body:            1082808080000B
 102 ; CHECK-NEXT:       - Index:           4
 103 ; CHECK-NEXT:         Locals:
 104 ; CHECK-NEXT:         Body:            1080808080000B
 105 ; CHECK-NEXT:       - Index:           5
 106 ; CHECK-NEXT:         Locals:
 107 ; CHECK-NEXT:           - Type:            I32
 108 ; CHECK-NEXT:             Count:           2
 109 ; CHECK-NEXT:         Body:            23808080800041106B220024808080800020004181808080003602081080808080002101200041106A24808080800020010B
 110 ; CHECK-NEXT:       - Index:           6
 111 ; CHECK-NEXT:         Locals:
 112 ; CHECK-NEXT:           - Type:            I32
 113 ; CHECK-NEXT:             Count:           2
 114 ; CHECK-NEXT:         Body:            23808080800041106B220024808080800020004182808080003602081082808080002101200041106A24808080800020010B
 115 ; CHECK-NEXT:   - Type:            CUSTOM
 116 ; CHECK-NEXT:     Name:            name
 117 ; CHECK-NEXT:     FunctionNames:
 118 ; CHECK-NEXT:       - Index:           0
 119 ; CHECK-NEXT:         Name:            alias_fn
 120 ; CHECK-NEXT:       - Index:           1
 121 ; CHECK-NEXT:         Name:            _start
 122 ; CHECK-NEXT:       - Index:           2
 123 ; CHECK-NEXT:         Name:            direct_fn
 124 ; CHECK-NEXT:       - Index:           3
 125 ; CHECK-NEXT:         Name:            call_direct
 126 ; CHECK-NEXT:       - Index:           4
 127 ; CHECK-NEXT:         Name:            call_alias
 128 ; CHECK-NEXT:       - Index:           5
 129 ; CHECK-NEXT:         Name:            call_alias_ptr
 130 ; CHECK-NEXT:       - Index:           6
 131 ; CHECK-NEXT:         Name:            call_direct_ptr
 132 ; CHECK-NEXT:     GlobalNames:
 133 ; CHECK-NEXT:       - Index:           0
 134 ; CHECK-NEXT:         Name:            __stack_pointer
 135 ; CHECK-NEXT: ...