local-symbols.ll
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; Test that internal symbols can still be GC'd when with --export-dynamic.
; RUN: llc -filetype=obj %s -o %t.o
; RUN: wasm-ld --export-dynamic -o %t.wasm %t.o
; RUN: obj2yaml %t.wasm | FileCheck %s
target triple = "wasm32-unknown-unknown"
@foo = default global i32 1, align 4
@bar = internal default global i32 3, align 4
define internal i32 @baz() local_unnamed_addr {
entry:
%0 = load i32, i32* @bar, align 4
ret i32 %0
}
define void @_start() local_unnamed_addr {
entry:
call i32 @baz()
ret void
}
; CHECK: --- !WASM
; CHECK-NEXT: FileHeader:
; CHECK-NEXT: Version: 0x00000001
; CHECK-NEXT: Sections:
; CHECK-NEXT: - Type: TYPE
; CHECK-NEXT: Signatures:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: ParamTypes:
; CHECK-NEXT: ReturnTypes:
; CHECK-NEXT: - I32
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: ParamTypes:
; CHECK-NEXT: ReturnTypes: []
; CHECK-NEXT: - Type: FUNCTION
; CHECK-NEXT: FunctionTypes: [ 0, 1 ]
; CHECK-NEXT: - Type: TABLE
; CHECK-NEXT: Tables:
; CHECK-NEXT: - ElemType: FUNCREF
; CHECK-NEXT: Limits:
; CHECK-NEXT: Flags: [ HAS_MAX ]
; CHECK-NEXT: Initial: 0x00000001
; CHECK-NEXT: Maximum: 0x00000001
; CHECK-NEXT: - Type: MEMORY
; CHECK-NEXT: Memories:
; CHECK-NEXT: - Initial: 0x00000002
; CHECK-NEXT: - Type: GLOBAL
; CHECK-NEXT: Globals:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: Type: I32
; CHECK-NEXT: Mutable: true
; CHECK-NEXT: InitExpr:
; CHECK-NEXT: Opcode: I32_CONST
; CHECK-NEXT: Value: 66576
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Type: I32
; CHECK-NEXT: Mutable: false
; CHECK-NEXT: InitExpr:
; CHECK-NEXT: Opcode: I32_CONST
; CHECK-NEXT: Value: 1024
; CHECK-NEXT: - Type: EXPORT
; CHECK-NEXT: Exports:
; CHECK-NEXT: - Name: memory
; CHECK-NEXT: Kind: MEMORY
; CHECK-NEXT: Index: 0
; CHECK-NEXT: - Name: _start
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: Index: 1
; CHECK-NEXT: - Name: foo
; CHECK-NEXT: Kind: GLOBAL
; CHECK-NEXT: Index: 1
; CHECK-NEXT: - Type: CODE
; CHECK-NEXT: Functions:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: Locals:
; CHECK-NEXT: Body: 4100280284888080000B
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Locals:
; CHECK-NEXT: Body: 1080808080001A0B
; CHECK-NEXT: - Type: DATA
; CHECK-NEXT: Segments:
; CHECK-NEXT: - SectionOffset: 7
; CHECK-NEXT: InitFlags: 0
; CHECK-NEXT: Offset:
; CHECK-NEXT: Opcode: I32_CONST
; CHECK-NEXT: Value: 1024
; CHECK-NEXT: Content: '0100000003000000'
; CHECK-NEXT: - Type: CUSTOM
; CHECK-NEXT: Name: name
; CHECK-NEXT: FunctionNames:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: Name: baz
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Name: _start
; CHECK-NEXT: ...