forked from OSchip/llvm-project
295 lines
12 KiB
LLVM
295 lines
12 KiB
LLVM
; RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown %p/Inputs/hello.s -o %t.hello.o
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; RUN: llc -filetype=obj %s -o %t.o
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; RUN: wasm-ld -r -o %t2.o %t.hello.o %t.o
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; RUN: obj2yaml %t2.o | FileCheck %s
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; Verify the resulting object can be used as linker input
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; RUN: wasm-ld --allow-undefined -o %t.wasm %t2.o --export-table
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target triple = "wasm32-unknown-unknown"
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; Function Attrs: nounwind
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define hidden i32 @my_func() local_unnamed_addr {
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entry:
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%call = tail call i32 @foo_import()
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%call2 = tail call i32 @bar_import()
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ret i32 1
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}
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declare i32 @foo_import() local_unnamed_addr
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declare extern_weak i32 @bar_import() local_unnamed_addr
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@data_import = external global i64
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@func_addr1 = hidden global i32()* @my_func, align 4
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@func_addr2 = hidden global i32()* @foo_import, align 4
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@func_addr3 = hidden global i32()* @bar_import, align 4
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@data_addr1 = hidden global i64* @data_import, align 8
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$func_comdat = comdat any
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@data_comdat = weak_odr constant [3 x i8] c"abc", comdat($func_comdat)
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define linkonce_odr i32 @func_comdat() comdat {
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entry:
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ret i32 ptrtoint ([3 x i8]* @data_comdat to i32)
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}
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; Test that __attribute__(used) (i.e NO_STRIP) is preserved in the relocated symbol table
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@llvm.used = appending global [1 x i8*] [i8* bitcast (i32 ()* @my_func to i8*)], section "llvm.metadata"
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define void @_start() {
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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: - I32
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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: - Index: 2
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; CHECK-NEXT: ParamTypes:
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; CHECK-NEXT: ReturnTypes: []
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; CHECK-NEXT: - Type: IMPORT
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; CHECK-NEXT: Imports:
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; CHECK-NEXT: - Module: env
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; CHECK-NEXT: Field: __indirect_function_table
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; CHECK-NEXT: Kind: TABLE
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; CHECK-NEXT: Table:
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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: Minimum: 0x4
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; CHECK-NEXT: - Module: env
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; CHECK-NEXT: Field: puts
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: SigIndex: 0
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; CHECK-NEXT: - Module: env
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; CHECK-NEXT: Field: foo_import
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: SigIndex: 1
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; CHECK-NEXT: - Module: env
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; CHECK-NEXT: Field: bar_import
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: SigIndex: 1
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; CHECK-NEXT: - Type: FUNCTION
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; CHECK-NEXT: FunctionTypes: [ 2, 1, 1, 2 ]
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; CHECK-NEXT: - Type: MEMORY
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; CHECK-NEXT: Memories:
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; CHECK-NEXT: - Minimum: 0x1
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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: [ 4, 1, 2 ]
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; SHARED-NEXT: - Type: DATACOUNT
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; SHARED-NEXT: Count: 6
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; CHECK-NEXT: - Type: CODE
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; CHECK-NEXT: Relocations:
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; CHECK-NEXT: - Type: R_WASM_MEMORY_ADDR_SLEB
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; CHECK-NEXT: Index: 1
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; CHECK-NEXT: Offset: 0x4
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; CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
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; CHECK-NEXT: Index: 2
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; CHECK-NEXT: Offset: 0xA
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; CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
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; CHECK-NEXT: Index: 4
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; CHECK-NEXT: Offset: 0x13
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; CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
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; CHECK-NEXT: Index: 5
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; CHECK-NEXT: Offset: 0x1A
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; CHECK-NEXT: - Type: R_WASM_MEMORY_ADDR_SLEB
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; CHECK-NEXT: Index: 7
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; CHECK-NEXT: Offset: 0x26
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; CHECK-NEXT: Functions:
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; CHECK-NEXT: - Index: 3
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 4180808080001080808080000B
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; CHECK-NEXT: - Index: 4
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 1081808080001A1082808080001A41010B
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; CHECK-NEXT: - Index: 5
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 4187808080000B
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; NORMAL-NEXT: - Type: DATA
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; NORMAL-NEXT: Relocations:
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; NORMAL-NEXT: - Type: R_WASM_TABLE_INDEX_I32
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; NORMAL-NEXT: Index: 3
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; NORMAL-NEXT: Offset: 0x1A
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; NORMAL-NEXT: - Type: R_WASM_TABLE_INDEX_I32
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; NORMAL-NEXT: Index: 4
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; NORMAL-NEXT: Offset: 0x23
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; NORMAL-NEXT: - Type: R_WASM_TABLE_INDEX_I32
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; NORMAL-NEXT: Index: 5
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; NORMAL-NEXT: Offset: 0x2C
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; NORMAL-NEXT: - Type: R_WASM_MEMORY_ADDR_I32
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; NORMAL-NEXT: Index: 12
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; NORMAL-NEXT: Offset: 0x35
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; NORMAL-NEXT: Segments:
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; NORMAL-NEXT: - SectionOffset: 6
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; NORMAL-NEXT: InitFlags: 0
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; NORMAL-NEXT: Offset:
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; NORMAL-NEXT: Opcode: I32_CONST
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; NORMAL-NEXT: Value: 0
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; NORMAL-NEXT: Content: 68656C6C6F0A00
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; NORMAL-NEXT: - SectionOffset: 18
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; NORMAL-NEXT: InitFlags: 0
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; NORMAL-NEXT: Offset:
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; NORMAL-NEXT: Opcode: I32_CONST
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; NORMAL-NEXT: Value: 7
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; NORMAL-NEXT: Content: '616263'
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; NORMAL-NEXT: - SectionOffset: 26
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; NORMAL-NEXT: InitFlags: 0
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; NORMAL-NEXT: Offset:
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; NORMAL-NEXT: Opcode: I32_CONST
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; NORMAL-NEXT: Value: 12
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; NORMAL-NEXT: Content: '01000000'
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; NORMAL-NEXT: - SectionOffset: 35
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; NORMAL-NEXT: InitFlags: 0
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; NORMAL-NEXT: Offset:
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; NORMAL-NEXT: Opcode: I32_CONST
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; NORMAL-NEXT: Value: 16
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; NORMAL-NEXT: Content: '02000000'
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; NORMAL-NEXT: - SectionOffset: 44
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; NORMAL-NEXT: InitFlags: 0
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; NORMAL-NEXT: Offset:
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; NORMAL-NEXT: Opcode: I32_CONST
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; NORMAL-NEXT: Value: 20
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; NORMAL-NEXT: Content: '03000000'
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; NORMAL-NEXT: - SectionOffset: 53
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; NORMAL-NEXT: InitFlags: 0
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; NORMAL-NEXT: Offset:
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; NORMAL-NEXT: Opcode: I32_CONST
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; NORMAL-NEXT: Value: 24
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; NORMAL-NEXT: Content: '00000000'
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; NORMAL-NEXT: - Type: CUSTOM
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; NORMAL-NEXT: Name: linking
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; NORMAL-NEXT: Version: 2
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; NORMAL-NEXT: SymbolTable:
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; NORMAL-NEXT: - Index: 0
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; NORMAL-NEXT: Kind: FUNCTION
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; NORMAL-NEXT: Name: hello
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; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
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; NORMAL-NEXT: Function: 3
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; NORMAL-NEXT: - Index: 1
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; NORMAL-NEXT: Kind: DATA
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; NORMAL-NEXT: Name: hello_str
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; NORMAL-NEXT: Flags: [ ]
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; NORMAL-NEXT: Segment: 0
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; NORMAL-NEXT: Size: 7
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; NORMAL-NEXT: - Index: 2
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; NORMAL-NEXT: Kind: FUNCTION
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; NORMAL-NEXT: Name: puts
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; NORMAL-NEXT: Flags: [ UNDEFINED ]
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; NORMAL-NEXT: Function: 0
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; NORMAL-NEXT: - Index: 3
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; NORMAL-NEXT: Kind: FUNCTION
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; NORMAL-NEXT: Name: my_func
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; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN, NO_STRIP ]
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; NORMAL-NEXT: Function: 4
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; NORMAL-NEXT: - Index: 4
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; NORMAL-NEXT: Kind: FUNCTION
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; NORMAL-NEXT: Name: foo_import
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; NORMAL-NEXT: Flags: [ UNDEFINED ]
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; NORMAL-NEXT: Function: 1
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; NORMAL-NEXT: - Index: 5
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; NORMAL-NEXT: Kind: FUNCTION
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; NORMAL-NEXT: Name: bar_import
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; NORMAL-NEXT: Flags: [ BINDING_WEAK, UNDEFINED ]
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; NORMAL-NEXT: Function: 2
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; NORMAL-NEXT: - Index: 6
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; NORMAL-NEXT: Kind: FUNCTION
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; NORMAL-NEXT: Name: func_comdat
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; NORMAL-NEXT: Flags: [ BINDING_WEAK ]
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; NORMAL-NEXT: Function: 5
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; NORMAL-NEXT: - Index: 7
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; NORMAL-NEXT: Kind: DATA
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; NORMAL-NEXT: Name: data_comdat
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; NORMAL-NEXT: Flags: [ BINDING_WEAK ]
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; NORMAL-NEXT: Segment: 1
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; NORMAL-NEXT: Size: 3
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; NORMAL-NEXT: - Index: 8
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; NORMAL-NEXT: Kind: DATA
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; NORMAL-NEXT: Name: func_addr1
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; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
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; NORMAL-NEXT: Segment: 2
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; NORMAL-NEXT: Size: 4
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; NORMAL-NEXT: - Index: 9
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; NORMAL-NEXT: Kind: DATA
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; NORMAL-NEXT: Name: func_addr2
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; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
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; NORMAL-NEXT: Segment: 3
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; NORMAL-NEXT: Size: 4
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; NORMAL-NEXT: - Index: 10
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; NORMAL-NEXT: Kind: DATA
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; NORMAL-NEXT: Name: func_addr3
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; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
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; NORMAL-NEXT: Segment: 4
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; NORMAL-NEXT: Size: 4
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; NORMAL-NEXT: - Index: 11
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; NORMAL-NEXT: Kind: DATA
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; NORMAL-NEXT: Name: data_addr1
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; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
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; NORMAL-NEXT: Segment: 5
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; NORMAL-NEXT: Size: 4
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; NORMAL-NEXT: - Index: 12
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; NORMAL-NEXT: Kind: DATA
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; NORMAL-NEXT: Name: data_import
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; NORMAL-NEXT: Flags: [ UNDEFINED ]
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; NORMAL-NEXT: SegmentInfo:
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; NORMAL-NEXT: - Index: 0
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; NORMAL-NEXT: Name: .rodata.hello_str
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; NORMAL-NEXT: Alignment: 0
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; NORMAL-NEXT: Flags: [ ]
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; NORMAL-NEXT: - Index: 1
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; NORMAL-NEXT: Name: .rodata.data_comdat
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; NORMAL-NEXT: Alignment: 0
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; NORMAL-NEXT: Flags: [ ]
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; NORMAL-NEXT: - Index: 2
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; NORMAL-NEXT: Name: .data.func_addr1
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; NORMAL-NEXT: Alignment: 2
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; NORMAL-NEXT: Flags: [ ]
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; NORMAL-NEXT: - Index: 3
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; NORMAL-NEXT: Name: .data.func_addr2
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; NORMAL-NEXT: Alignment: 2
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; NORMAL-NEXT: Flags: [ ]
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; NORMAL-NEXT: - Index: 4
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; NORMAL-NEXT: Name: .data.func_addr3
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; NORMAL-NEXT: Alignment: 2
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; NORMAL-NEXT: Flags: [ ]
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; NORMAL-NEXT: - Index: 5
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; NORMAL-NEXT: Name: .data.data_addr1
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; NORMAL-NEXT: Alignment: 3
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; NORMAL-NEXT: Flags: [ ]
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; NORMAL-NEXT: Comdats:
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; NORMAL-NEXT: - Name: func_comdat
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; NORMAL-NEXT: Entries:
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; NORMAL-NEXT: - Kind: FUNCTION
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; NORMAL-NEXT: Index: 5
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; NORMAL-NEXT: - Kind: DATA
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; NORMAL-NEXT: Index: 1
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; NORMAL-NEXT: - Type: CUSTOM
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; NORMAL-NEXT: Name: name
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; NORMAL-NEXT: FunctionNames:
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; NORMAL-NEXT: - Index: 0
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; NORMAL-NEXT: Name: puts
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; NORMAL-NEXT: - Index: 1
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; NORMAL-NEXT: Name: foo_import
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; NORMAL-NEXT: - Index: 2
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; NORMAL-NEXT: Name: bar_import
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; NORMAL-NEXT: - Index: 3
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; NORMAL-NEXT: Name: hello
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; NORMAL-NEXT: - Index: 4
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; NORMAL-NEXT: Name: my_func
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; NORMAL-NEXT: - Index: 5
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; NORMAL-NEXT: Name: func_comdat
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; NORMAL-NEXT:...
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