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154 lines
5.5 KiB
154 lines
5.5 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/global-ctor-dtor.ll -o %t.global-ctor-dtor.o
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target triple = "wasm32-unknown-unknown"
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define hidden void @func1() {
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entry:
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ret void
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}
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define hidden void @func2() {
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entry:
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ret void
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}
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define hidden void @func3() {
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entry:
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ret void
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}
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define hidden void @func4() {
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entry:
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ret void
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}
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declare hidden void @externCtor()
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declare hidden void @externDtor()
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declare hidden void @__wasm_call_ctors()
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define i32 @__cxa_atexit(i32 %func, i32 %arg, i32 %dso_handle) {
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ret i32 0
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}
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define hidden void @_start() {
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entry:
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call void @__wasm_call_ctors();
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ret void
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}
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@llvm.global_ctors = appending global [4 x { i32, void ()*, i8* }] [
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{ i32, void ()*, i8* } { i32 1001, void ()* @func1, i8* null },
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{ i32, void ()*, i8* } { i32 101, void ()* @func1, i8* null },
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{ i32, void ()*, i8* } { i32 101, void ()* @func2, i8* null },
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{ i32, void ()*, i8* } { i32 4000, void ()* @externCtor, i8* null }
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]
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@llvm.global_dtors = appending global [4 x { i32, void ()*, i8* }] [
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{ i32, void ()*, i8* } { i32 1001, void ()* @func3, i8* null },
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{ i32, void ()*, i8* } { i32 101, void ()* @func3, i8* null },
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{ i32, void ()*, i8* } { i32 101, void ()* @func4, i8* null },
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{ i32, void ()*, i8* } { i32 4000, void ()* @externDtor, i8* null }
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]
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; RUN: wasm-ld --allow-undefined %t.o %t.global-ctor-dtor.o -o %t.wasm
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; RUN: obj2yaml %t.wasm | FileCheck %s
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; CHECK: - Type: IMPORT
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; CHECK-NEXT: Imports:
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; CHECK-NEXT: - Module: env
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; CHECK-NEXT: Field: externDtor
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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: externCtor
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; CHECK-NEXT: Kind: FUNCTION
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; CHECK-NEXT: SigIndex: 0
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; CHECK: - 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: [ 9, 11, 13, 17, 19, 21 ]
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; CHECK-NEXT: - Type: CODE
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; CHECK-NEXT: Functions:
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; CHECK-NEXT: - Index: 2
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 10031004100A100F1012100F10141003100C100F10161001100E0B
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; CHECK: - Index: 22
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; CHECK-NEXT: Locals:
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; CHECK-NEXT: Body: 02404186808080004100418088808000108780808000450D0000000B0B
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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: externDtor
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; CHECK-NEXT: - Index: 1
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; CHECK-NEXT: Name: externCtor
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; CHECK-NEXT: - Index: 2
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; CHECK-NEXT: Name: __wasm_call_ctors
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; CHECK-NEXT: - Index: 3
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; CHECK-NEXT: Name: func1
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; CHECK-NEXT: - Index: 4
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; CHECK-NEXT: Name: func2
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; CHECK-NEXT: - Index: 5
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; CHECK-NEXT: Name: func3
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; CHECK-NEXT: - Index: 6
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; CHECK-NEXT: Name: func4
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; CHECK-NEXT: - Index: 7
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; CHECK-NEXT: Name: __cxa_atexit
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; CHECK-NEXT: - Index: 8
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; CHECK-NEXT: Name: _start
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; CHECK-NEXT: - Index: 9
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; CHECK-NEXT: Name: .Lcall_dtors.101
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; CHECK-NEXT: - Index: 10
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; CHECK-NEXT: Name: .Lregister_call_dtors.101
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; CHECK-NEXT: - Index: 11
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; CHECK-NEXT: Name: .Lcall_dtors.1001
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; CHECK-NEXT: - Index: 12
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; CHECK-NEXT: Name: .Lregister_call_dtors.1001
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; CHECK-NEXT: - Index: 13
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; CHECK-NEXT: Name: .Lcall_dtors.4000
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; CHECK-NEXT: - Index: 14
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; CHECK-NEXT: Name: .Lregister_call_dtors.4000
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; CHECK-NEXT: - Index: 15
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; CHECK-NEXT: Name: myctor
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; CHECK-NEXT: - Index: 16
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; CHECK-NEXT: Name: mydtor
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; CHECK-NEXT: - Index: 17
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; CHECK-NEXT: Name: .Lcall_dtors.101
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; CHECK-NEXT: - Index: 18
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; CHECK-NEXT: Name: .Lregister_call_dtors.101
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; CHECK-NEXT: - Index: 19
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; CHECK-NEXT: Name: .Lcall_dtors.202
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; CHECK-NEXT: - Index: 20
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; CHECK-NEXT: Name: .Lregister_call_dtors.202
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; CHECK-NEXT: - Index: 21
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; CHECK-NEXT: Name: .Lcall_dtors.2002
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; CHECK-NEXT: - Index: 22
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; CHECK-NEXT: Name: .Lregister_call_dtors.2002
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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 -r %t.o %t.global-ctor-dtor.o -o %t.reloc.wasm
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; RUN: llvm-readobj --symbols --sections %t.reloc.wasm | FileCheck -check-prefix=RELOC %s
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; RELOC: Name: linking
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; RELOC-NEXT: InitFunctions [
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; RELOC-NEXT: 0 (priority=101)
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; RELOC-NEXT: 1 (priority=101)
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; RELOC-NEXT: 14 (priority=101)
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; RELOC-NEXT: 10 (priority=101)
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; RELOC-NEXT: 20 (priority=101)
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; RELOC-NEXT: 10 (priority=202)
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; RELOC-NEXT: 22 (priority=202)
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; RELOC-NEXT: 0 (priority=1001)
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; RELOC-NEXT: 16 (priority=1001)
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; RELOC-NEXT: 10 (priority=2002)
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; RELOC-NEXT: 24 (priority=2002)
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; RELOC-NEXT: 9 (priority=4000)
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; RELOC-NEXT: 18 (priority=4000)
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; RELOC-NEXT: ]
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