forked from OSchip/llvm-project
287 lines
12 KiB
LLVM
287 lines
12 KiB
LLVM
; RUN: llc -filetype=obj -o %t.o %s
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; RUN: llc -filetype=obj %S/Inputs/weak-alias.ll -o %t2.o
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; RUN: lld -flavor wasm %t.o %t2.o -o %t.wasm
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; RUN: obj2yaml %t.wasm | FileCheck %s
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; Test that weak aliases (alias_fn is a weak alias of direct_fn) are linked correctly
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target triple = "wasm32-unknown-unknown-wasm"
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declare i32 @alias_fn() local_unnamed_addr #1
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; Function Attrs: nounwind uwtable
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define i32 @_start() local_unnamed_addr #1 {
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entry:
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%call = tail call i32 @alias_fn() #2
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ret i32 %call
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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, 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: 0x00000003
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; CHECK-NEXT: Maximum: 0x00000003
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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: 66560
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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: 66560
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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: alias_fn
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 1
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; CHECK-NEXT: - Name: direct_fn
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 1
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; CHECK-NEXT: - Name: call_direct
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 2
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; CHECK-NEXT: - Name: call_alias
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 3
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; CHECK-NEXT: - Name: call_alias_ptr
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 4
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; CHECK-NEXT: - Name: call_direct_ptr
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: Index: 5
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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, 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: 1081808080000B
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; CHECK-NEXT: - Index: 1
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 41000B
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; CHECK-NEXT: - Index: 2
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 1081808080000B
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; CHECK-NEXT: - Index: 3
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 1081808080000B
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; CHECK-NEXT: - Index: 4
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: - Type: I32
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; CHECK-NEXT: Count: 2
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; CHECK-NEXT: Body: 23808080800041106B220024808080800020004181808080003602081081808080002101200041106A24808080800020010B
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; CHECK-NEXT: - Index: 5
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: - Type: I32
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; CHECK-NEXT: Count: 2
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; CHECK-NEXT: Body: 23808080800041106B220024808080800020004182808080003602081081808080002101200041106A24808080800020010B
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; CHECK-NEXT: - Index: 6
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 0B
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; CHECK-NEXT: - Type: CUSTOM
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; CHECK-NEXT: Name: linking
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; CHECK-NEXT: DataSize: 0
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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: direct_fn
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; CHECK-NEXT: - Index: 2
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; CHECK-NEXT: Name: call_direct
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; CHECK-NEXT: - Index: 3
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; CHECK-NEXT: Name: call_alias
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; CHECK-NEXT: - Index: 4
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; CHECK-NEXT: Name: call_alias_ptr
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; CHECK-NEXT: - Index: 5
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; CHECK-NEXT: Name: call_direct_ptr
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; CHECK-NEXT: - Index: 6
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; CHECK-NEXT: Name: __wasm_call_ctors
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; CHECK-NEXT: ...
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; RUN: lld -flavor wasm --relocatable %t.o %t2.o -o %t.reloc.o
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; RUN: obj2yaml %t.reloc.o | FileCheck %s -check-prefix=RELOC
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; RELOC: --- !WASM
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; RELOC-NEXT: FileHeader:
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; RELOC-NEXT: Version: 0x00000001
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; RELOC-NEXT: Sections:
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; RELOC-NEXT: - Type: TYPE
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; RELOC-NEXT: Signatures:
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; RELOC-NEXT: - Index: 0
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; RELOC-NEXT: ReturnType: I32
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; RELOC-NEXT: ParamTypes:
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; RELOC-NEXT: - Type: IMPORT
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; RELOC-NEXT: Imports:
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; RELOC-NEXT: - Module: env
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; RELOC-NEXT: Field: __stack_pointer
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; RELOC-NEXT: Kind: GLOBAL
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; RELOC-NEXT: GlobalType: I32
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; RELOC-NEXT: GlobalMutable: false
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; RELOC-NEXT: - Type: FUNCTION
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; RELOC-NEXT: FunctionTypes: [ 0, 0, 0, 0, 0, 0 ]
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; RELOC-NEXT: - Type: TABLE
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; RELOC-NEXT: Tables:
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; RELOC-NEXT: - ElemType: ANYFUNC
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; RELOC-NEXT: Limits:
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; RELOC-NEXT: Flags: [ HAS_MAX ]
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; RELOC-NEXT: Initial: 0x00000002
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; RELOC-NEXT: Maximum: 0x00000002
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; RELOC-NEXT: - Type: MEMORY
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; RELOC-NEXT: Memories:
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; RELOC-NEXT: - Initial: 0x00000000
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; RELOC-NEXT: - Type: EXPORT
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; RELOC-NEXT: Exports:
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; RELOC-NEXT: - Name: _start
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Index: 0
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; RELOC-NEXT: - Name: alias_fn
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: - Name: direct_fn
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: - Name: call_direct
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Index: 2
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; RELOC-NEXT: - Name: call_alias
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Index: 3
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; RELOC-NEXT: - Name: call_alias_ptr
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Index: 4
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; RELOC-NEXT: - Name: call_direct_ptr
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Index: 5
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; RELOC-NEXT: - Type: ELEM
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; RELOC-NEXT: Segments:
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; RELOC-NEXT: - Offset:
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; RELOC-NEXT: Opcode: I32_CONST
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; RELOC-NEXT: Value: 0
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; RELOC-NEXT: Functions: [ 1, 1 ]
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; RELOC-NEXT: - Type: CODE
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; RELOC-NEXT: Relocations:
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x00000004
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x00000012
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x0000001B
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 0
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; RELOC-NEXT: Offset: 0x00000026
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 0
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; RELOC-NEXT: Offset: 0x00000031
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_TABLE_INDEX_SLEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x00000039
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x00000042
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 0
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; RELOC-NEXT: Offset: 0x0000004F
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 0
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; RELOC-NEXT: Offset: 0x0000005C
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 0
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; RELOC-NEXT: Offset: 0x00000067
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_TABLE_INDEX_SLEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x0000006F
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x00000078
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; RELOC-NEXT: - Type: R_WEBASSEMBLY_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 0
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; RELOC-NEXT: Offset: 0x00000085
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; RELOC-NEXT: Functions:
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; RELOC-NEXT: - Index: 0
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; RELOC-NEXT: Locals:
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; RELOC-NEXT: Body: 1081808080000B
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; RELOC-NEXT: - Index: 1
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; RELOC-NEXT: Locals:
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; RELOC-NEXT: Body: 41000B
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; RELOC-NEXT: - Index: 2
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; RELOC-NEXT: Locals:
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; RELOC-NEXT: Body: 1081808080000B
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; RELOC-NEXT: - Index: 3
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; RELOC-NEXT: Locals:
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; RELOC-NEXT: Body: 1081808080000B
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; RELOC-NEXT: - Index: 4
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; RELOC-NEXT: Locals:
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; RELOC-NEXT: - Type: I32
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; RELOC-NEXT: Count: 2
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; RELOC-NEXT: Body: 23808080800041106B220024808080800020004180808080003602081081808080002101200041106A24808080800020010B
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; RELOC-NEXT: - Index: 5
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; RELOC-NEXT: Locals:
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; RELOC-NEXT: - Type: I32
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; RELOC-NEXT: Count: 2
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; RELOC-NEXT: Body: 23808080800041106B220024808080800020004181808080003602081081808080002101200041106A24808080800020010B
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; RELOC-NEXT: - Type: CUSTOM
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; RELOC-NEXT: Name: linking
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; RELOC-NEXT: DataSize: 0
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; RELOC-NEXT: SymbolInfo:
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; RELOC-NEXT: - Name: alias_fn
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; RELOC-NEXT: Flags: [ BINDING_WEAK ]
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; RELOC-NEXT: - Type: CUSTOM
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; RELOC-NEXT: Name: name
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; RELOC-NEXT: FunctionNames:
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; RELOC-NEXT: - Index: 0
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; RELOC-NEXT: Name: _start
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; RELOC-NEXT: - Index: 1
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; RELOC-NEXT: Name: direct_fn
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; RELOC-NEXT: - Index: 2
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; RELOC-NEXT: Name: call_direct
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; RELOC-NEXT: - Index: 3
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; RELOC-NEXT: Name: call_alias
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; RELOC-NEXT: - Index: 4
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; RELOC-NEXT: Name: call_alias_ptr
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; RELOC-NEXT: - Index: 5
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; RELOC-NEXT: Name: call_direct_ptr
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; RELOC-NEXT: ...
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