forked from OSchip/llvm-project
130 lines
5.0 KiB
LLVM
130 lines
5.0 KiB
LLVM
; RUN: llc -filetype=obj %p/Inputs/weak-symbol1.ll -o %t1.o
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; RUN: llc -filetype=obj %p/Inputs/weak-symbol2.ll -o %t2.o
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; RUN: llc -filetype=obj %s -o %t.o
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; RUN: lld -flavor wasm -no-gc-sections -o %t.wasm %t.o %t1.o %t2.o
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; RUN: obj2yaml %t.wasm | FileCheck %s
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target triple = "wasm32-unknown-unknown-wasm"
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declare i32 @weakFn() local_unnamed_addr
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@weakGlobal = external global i32
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define i32 @_start() local_unnamed_addr {
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entry:
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%call = call i32 @weakFn()
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%val = load i32, i32* @weakGlobal, align 4
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ret i32 %val
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}
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; CHECK: --- !WASM
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; CHECK-NEXT: FileHeader:
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; CHECK-NEXT: Version: 0x00000001
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; CHECK-NEXT: Sections:
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; CHECK-NEXT: - Type: TYPE
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; CHECK-NEXT: Signatures:
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; CHECK-NEXT: - Index: 0
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; CHECK-NEXT: ReturnType: I32
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; CHECK-NEXT: ParamTypes:
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; CHECK-NEXT: - Index: 1
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; CHECK-NEXT: ReturnType: NORESULT
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; CHECK-NEXT: ParamTypes:
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; CHECK-NEXT: - Type: FUNCTION
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; CHECK-NEXT: FunctionTypes: [ 0, 0, 0, 0, 0, 1 ]
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; CHECK-NEXT: - Type: TABLE
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; CHECK-NEXT: Tables:
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; CHECK-NEXT: - ElemType: ANYFUNC
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; CHECK-NEXT: Limits:
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; CHECK-NEXT: Flags: [ HAS_MAX ]
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; CHECK-NEXT: Initial: 0x00000002
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; CHECK-NEXT: Maximum: 0x00000002
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; CHECK-NEXT: - Type: MEMORY
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; CHECK-NEXT: Memories:
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; CHECK-NEXT: - Initial: 0x00000002
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; CHECK-NEXT: - Type: GLOBAL
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; CHECK-NEXT: Globals:
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; CHECK-NEXT: - Index: 0
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; CHECK-NEXT: Type: I32
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; CHECK-NEXT: Mutable: true
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; CHECK-NEXT: InitExpr:
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; CHECK-NEXT: Opcode: I32_CONST
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; CHECK-NEXT: Value: 66576
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; CHECK-NEXT: - Index: 1
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; CHECK-NEXT: Type: I32
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; CHECK-NEXT: Mutable: false
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; CHECK-NEXT: InitExpr:
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; CHECK-NEXT: Opcode: I32_CONST
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; CHECK-NEXT: Value: 66576
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; CHECK-NEXT: - Type: EXPORT
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; CHECK-NEXT: Exports:
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; CHECK-NEXT: - Name: memory
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; CHECK-NEXT: Kind: MEMORY
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; CHECK-NEXT: Index: 0
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; CHECK-NEXT: - Name: _start
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 0
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; CHECK-NEXT: - Name: weakFn
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 1
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; CHECK-NEXT: - Name: exportWeak1
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 2
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; CHECK-NEXT: - Name: exportWeak2
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 4
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; CHECK-NEXT: - Name: __heap_base
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; CHECK-NEXT: Kind: GLOBAL
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; CHECK-NEXT: Index: 1
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; CHECK-NEXT: - Type: ELEM
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; CHECK-NEXT: Segments:
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; CHECK-NEXT: - Offset:
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; CHECK-NEXT: Opcode: I32_CONST
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; CHECK-NEXT: Value: 1
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; CHECK-NEXT: Functions: [ 1 ]
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; CHECK-NEXT: - Type: CODE
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; CHECK-NEXT: Functions:
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; CHECK-NEXT: - Index: 0
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 1081808080001A4100280280888080000B
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; CHECK-NEXT: - Index: 1
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 41010B
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; CHECK-NEXT: - Index: 2
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 4181808080000B
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; CHECK-NEXT: - Index: 3
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 41020B
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; CHECK-NEXT: - Index: 4
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 4181808080000B
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; CHECK-NEXT: - Index: 5
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 0B
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; CHECK-NEXT: - Type: DATA
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; CHECK-NEXT: Segments:
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; CHECK-NEXT: - SectionOffset: 7
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; CHECK-NEXT: MemoryIndex: 0
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; CHECK-NEXT: Offset:
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; CHECK-NEXT: Opcode: I32_CONST
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; CHECK-NEXT: Value: 1024
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; CHECK-NEXT: Content: '0100000002000000'
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; CHECK-NEXT: - Type: CUSTOM
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; CHECK-NEXT: Name: linking
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; CHECK-NEXT: DataSize: 8
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; CHECK-NEXT: - Type: CUSTOM
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; CHECK-NEXT: Name: name
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; CHECK-NEXT: FunctionNames:
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; CHECK-NEXT: - Index: 0
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; CHECK-NEXT: Name: _start
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; CHECK-NEXT: - Index: 1
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; CHECK-NEXT: Name: weakFn
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; CHECK-NEXT: - Index: 2
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; CHECK-NEXT: Name: exportWeak1
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; CHECK-NEXT: - Index: 3
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; CHECK-NEXT: Name: weakFn
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; CHECK-NEXT: - Index: 4
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; CHECK-NEXT: Name: exportWeak2
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; CHECK-NEXT: - Index: 5
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; CHECK-NEXT: Name: __wasm_call_ctors
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; CHECK-NEXT: ...
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