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298 lines
12 KiB
298 lines
12 KiB
4 months ago
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; 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: wasm-ld --export-dynamic %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"
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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 void @_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 void
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}
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; CHECK: --- !WASM
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; CHECK-NEXT: FileHeader:
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; CHECK-NEXT: Version: 0x1
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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: ParamTypes:
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; CHECK-NEXT: ReturnTypes: []
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; CHECK-NEXT: - Index: 1
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; CHECK-NEXT: ParamTypes: []
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; CHECK-NEXT: ReturnTypes:
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; CHECK-NEXT: - I32
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; CHECK-NEXT: - Type: FUNCTION
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; CHECK-NEXT: FunctionTypes: [ 0, 1, 1, 1, 1, 1 ]
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; CHECK-NEXT: - Type: TABLE
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; CHECK-NEXT: Tables:
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; CHECK-NEXT: - Index: 0
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; CHECK-NEXT: ElemType: FUNCREF
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; CHECK-NEXT: Limits:
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; CHECK-NEXT: Flags: [ HAS_MAX ]
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; CHECK-NEXT: Initial: 0x2
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; CHECK-NEXT: Maximum: 0x2
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; CHECK-NEXT: - Type: MEMORY
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; CHECK-NEXT: Memories:
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; CHECK-NEXT: - Initial: 0x2
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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: - 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: - 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: 1081808080001A0B
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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: 23808080800041106B220024808080800020004181808080003602081081808080002101200041106A24808080800020010B
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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: GlobalNames:
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; CHECK-NEXT: - Index: 0
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; CHECK-NEXT: Name: __stack_pointer
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; CHECK-NEXT: ...
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; RUN: wasm-ld --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: 0x1
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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: ParamTypes: []
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; RELOC-NEXT: ReturnTypes: []
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; RELOC-NEXT: - Index: 1
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; RELOC-NEXT: ParamTypes: []
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; RELOC-NEXT: ReturnTypes:
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; RELOC-NEXT: - I32
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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: true
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; RELOC-NEXT: - Type: FUNCTION
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; RELOC-NEXT: FunctionTypes: [ 0, 1, 1, 1, 1, 1 ]
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; RELOC-NEXT: - Type: TABLE
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; RELOC-NEXT: Tables:
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; RELOC-NEXT: - Index: 0
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; RELOC-NEXT: ElemType: FUNCREF
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; RELOC-NEXT: Limits:
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; RELOC-NEXT: Flags: [ HAS_MAX ]
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; RELOC-NEXT: Initial: 0x2
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; RELOC-NEXT: Maximum: 0x2
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; RELOC-NEXT: - Type: MEMORY
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; RELOC-NEXT: Memories:
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; RELOC-NEXT: - Initial: 0x0
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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: 1
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; RELOC-NEXT: Functions: [ 1 ]
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; RELOC-NEXT: - Type: CODE
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; RELOC-NEXT: Relocations:
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; RELOC-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x4
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; RELOC-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 2
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; RELOC-NEXT: Offset: 0x13
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; RELOC-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x1C
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; RELOC-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 6
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; RELOC-NEXT: Offset: 0x27
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; RELOC-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 6
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; RELOC-NEXT: Offset: 0x32
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; RELOC-NEXT: - Type: R_WASM_TABLE_INDEX_SLEB
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; RELOC-NEXT: Index: 1
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||
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; RELOC-NEXT: Offset: 0x3A
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|
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; RELOC-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 1
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; RELOC-NEXT: Offset: 0x43
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|
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; RELOC-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 6
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; RELOC-NEXT: Offset: 0x50
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; RELOC-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 6
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; RELOC-NEXT: Offset: 0x5D
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|
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; RELOC-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 6
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; RELOC-NEXT: Offset: 0x68
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|
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; RELOC-NEXT: - Type: R_WASM_TABLE_INDEX_SLEB
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; RELOC-NEXT: Index: 2
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; RELOC-NEXT: Offset: 0x70
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; RELOC-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
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; RELOC-NEXT: Index: 2
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; RELOC-NEXT: Offset: 0x79
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; RELOC-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB
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; RELOC-NEXT: Index: 6
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; RELOC-NEXT: Offset: 0x86
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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: 1081808080001A0B
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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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|
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; RELOC-NEXT: Count: 2
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; RELOC-NEXT: Body: 23808080800041106B220024808080800020004181808080003602081081808080002101200041106A24808080800020010B
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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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|
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; RELOC-NEXT: Count: 2
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|
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; RELOC-NEXT: Body: 23808080800041106B220024808080800020004181808080003602081081808080002101200041106A24808080800020010B
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|
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; RELOC-NEXT: - Type: CUSTOM
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; RELOC-NEXT: Name: linking
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; RELOC-NEXT: Version: 2
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; RELOC-NEXT: SymbolTable:
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; RELOC-NEXT: - Index: 0
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Name: _start
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; RELOC-NEXT: Flags: [ ]
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; RELOC-NEXT: Function: 0
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; RELOC-NEXT: - Index: 1
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Name: alias_fn
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; RELOC-NEXT: Flags: [ BINDING_WEAK ]
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; RELOC-NEXT: Function: 1
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; RELOC-NEXT: - Index: 2
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Name: direct_fn
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; RELOC-NEXT: Flags: [ ]
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; RELOC-NEXT: Function: 1
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; RELOC-NEXT: - Index: 3
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Name: call_direct
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; RELOC-NEXT: Flags: [ ]
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; RELOC-NEXT: Function: 2
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; RELOC-NEXT: - Index: 4
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Name: call_alias
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; RELOC-NEXT: Flags: [ ]
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; RELOC-NEXT: Function: 3
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; RELOC-NEXT: - Index: 5
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|
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; RELOC-NEXT: Kind: FUNCTION
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|
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; RELOC-NEXT: Name: call_alias_ptr
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|
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; RELOC-NEXT: Flags: [ ]
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; RELOC-NEXT: Function: 4
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; RELOC-NEXT: - Index: 6
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; RELOC-NEXT: Kind: GLOBAL
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||
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; RELOC-NEXT: Name: __stack_pointer
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||
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; RELOC-NEXT: Flags: [ UNDEFINED ]
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||
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; RELOC-NEXT: Global: 0
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; RELOC-NEXT: - Index: 7
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; RELOC-NEXT: Kind: FUNCTION
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; RELOC-NEXT: Name: call_direct_ptr
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|
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; RELOC-NEXT: Flags: [ ]
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; RELOC-NEXT: Function: 5
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||
|
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; RELOC-NEXT: - Type: CUSTOM
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||
|
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; RELOC-NEXT: Name: name
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||
|
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; RELOC-NEXT: FunctionNames:
|
||
|
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; RELOC-NEXT: - Index: 0
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||
|
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; RELOC-NEXT: Name: _start
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||
|
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; RELOC-NEXT: - Index: 1
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||
|
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; RELOC-NEXT: Name: direct_fn
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; RELOC-NEXT: - Index: 2
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|
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; RELOC-NEXT: Name: call_direct
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; RELOC-NEXT: - Index: 3
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|
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; RELOC-NEXT: Name: call_alias
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; RELOC-NEXT: - Index: 4
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|
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; RELOC-NEXT: Name: call_alias_ptr
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; RELOC-NEXT: - Index: 5
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||
|
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; RELOC-NEXT: Name: call_direct_ptr
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; RELOC-NEXT: GlobalNames:
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||
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; RELOC-NEXT: - Index: 0
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||
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; RELOC-NEXT: Name: __stack_pointer
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||
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; RELOC-NEXT: ...
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