llvm-project/lld/test/wasm/init-fini.ll

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; RUN: llc -filetype=obj -o %t.o %s
; RUN: llc -filetype=obj %S/Inputs/global-ctor-dtor.ll -o %t.global-ctor-dtor.o
target triple = "wasm32-unknown-unknown-wasm"
define hidden void @func1() {
entry:
ret void
}
define hidden void @func2() {
entry:
ret void
}
define hidden void @func3() {
entry:
ret void
}
define hidden void @func4() {
entry:
ret void
}
define i32 @__cxa_atexit(i32 %func, i32 %arg, i32 %dso_handle) {
ret i32 0
}
define hidden void @_start() {
entry:
ret void
}
@llvm.global_ctors = appending global [3 x { i32, void ()*, i8* }] [
{ i32, void ()*, i8* } { i32 1001, void ()* @func1, i8* null },
{ i32, void ()*, i8* } { i32 101, void ()* @func1, i8* null },
{ i32, void ()*, i8* } { i32 101, void ()* @func2, i8* null }
]
@llvm.global_dtors = appending global [3 x { i32, void ()*, i8* }] [
{ i32, void ()*, i8* } { i32 1001, void ()* @func3, i8* null },
{ i32, void ()*, i8* } { i32 101, void ()* @func3, i8* null },
{ i32, void ()*, i8* } { i32 101, void ()* @func4, i8* null }
]
; RUN: wasm-ld --check-signatures %t.o %t.global-ctor-dtor.o -o %t.wasm
; RUN: obj2yaml %t.wasm | FileCheck %s
; CHECK: - Type: ELEM
; CHECK-NEXT: Segments:
; CHECK-NEXT: - Offset:
; CHECK-NEXT: Opcode: I32_CONST
; CHECK-NEXT: Value: 1
; CHECK-NEXT: Functions: [ 7, 9, 13, 15, 17 ]
; CHECK-NEXT: - Type: CODE
; CHECK-NEXT: Functions:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: Locals:
; CHECK-NEXT: Body: 100110021008100B100E100B10101001100A100B10120B
; CHECK: - Index: 18
; CHECK-NEXT: Locals:
; CHECK-NEXT: Body: 024041858080800041004180888080001085808080000D000F0B00000B
; CHECK-NEXT: - Type: CUSTOM
; CHECK-NEXT: Name: name
; CHECK-NEXT: FunctionNames:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: Name: __wasm_call_ctors
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Name: func1
; CHECK-NEXT: - Index: 2
; CHECK-NEXT: Name: func2
; CHECK-NEXT: - Index: 3
; CHECK-NEXT: Name: func3
; CHECK-NEXT: - Index: 4
; CHECK-NEXT: Name: func4
; CHECK-NEXT: - Index: 5
; CHECK-NEXT: Name: __cxa_atexit
; CHECK-NEXT: - Index: 6
; CHECK-NEXT: Name: _start
; CHECK-NEXT: - Index: 7
; CHECK-NEXT: Name: .Lcall_dtors.101
; CHECK-NEXT: - Index: 8
; CHECK-NEXT: Name: .Lregister_call_dtors.101
; CHECK-NEXT: - Index: 9
; CHECK-NEXT: Name: .Lcall_dtors.1001
; CHECK-NEXT: - Index: 10
; CHECK-NEXT: Name: .Lregister_call_dtors.1001
; CHECK-NEXT: - Index: 11
; CHECK-NEXT: Name: myctor
; CHECK-NEXT: - Index: 12
; CHECK-NEXT: Name: mydtor
; CHECK-NEXT: - Index: 13
; CHECK-NEXT: Name: .Lcall_dtors.101
; CHECK-NEXT: - Index: 14
; CHECK-NEXT: Name: .Lregister_call_dtors.101
; CHECK-NEXT: - Index: 15
; CHECK-NEXT: Name: .Lcall_dtors.202
; CHECK-NEXT: - Index: 16
; CHECK-NEXT: Name: .Lregister_call_dtors.202
; CHECK-NEXT: - Index: 17
; CHECK-NEXT: Name: .Lcall_dtors.2002
; CHECK-NEXT: - Index: 18
; CHECK-NEXT: Name: .Lregister_call_dtors.2002
; CHECK-NEXT: ...
; RUN: wasm-ld --check-signatures -r %t.o %t.global-ctor-dtor.o -o %t.reloc.wasm
; RUN: obj2yaml %t.reloc.wasm | FileCheck -check-prefix=RELOC %s
; RELOC: Name: linking
; RELOC-NEXT: SymbolTable:
; RELOC-NEXT: - Index: 0
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: func1
; RELOC-NEXT: Flags: [ VISIBILITY_HIDDEN ]
; RELOC-NEXT: Function: 0
; RELOC-NEXT: - Index: 1
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: func2
; RELOC-NEXT: Flags: [ VISIBILITY_HIDDEN ]
; RELOC-NEXT: Function: 1
; RELOC-NEXT: - Index: 2
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: func3
; RELOC-NEXT: Flags: [ VISIBILITY_HIDDEN ]
; RELOC-NEXT: Function: 2
; RELOC-NEXT: - Index: 3
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: func4
; RELOC-NEXT: Flags: [ VISIBILITY_HIDDEN ]
; RELOC-NEXT: Function: 3
; RELOC-NEXT: - Index: 4
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: __cxa_atexit
; RELOC-NEXT: Flags: [ ]
; RELOC-NEXT: Function: 4
; RELOC-NEXT: - Index: 5
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: _start
; RELOC-NEXT: Flags: [ VISIBILITY_HIDDEN ]
; RELOC-NEXT: Function: 5
; RELOC-NEXT: - Index: 6
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lcall_dtors.101
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 6
; RELOC-NEXT: - Index: 7
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lregister_call_dtors.101
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 7
; RELOC-NEXT: - Index: 8
; RELOC-NEXT: Kind: DATA
; RELOC-NEXT: Name: __dso_handle
; RELOC-NEXT: Flags: [ BINDING_WEAK, VISIBILITY_HIDDEN, UNDEFINED ]
; RELOC-NEXT: - Index: 9
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lcall_dtors.1001
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 8
; RELOC-NEXT: - Index: 10
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lregister_call_dtors.1001
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 9
; RELOC-NEXT: - Index: 11
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: myctor
; RELOC-NEXT: Flags: [ VISIBILITY_HIDDEN ]
; RELOC-NEXT: Function: 10
; RELOC-NEXT: - Index: 12
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: mydtor
; RELOC-NEXT: Flags: [ VISIBILITY_HIDDEN ]
; RELOC-NEXT: Function: 11
; RELOC-NEXT: - Index: 13
; RELOC-NEXT: Kind: GLOBAL
; RELOC-NEXT: Name: __stack_pointer
; RELOC-NEXT: Flags: [ UNDEFINED ]
; RELOC-NEXT: Global: 0
; RELOC-NEXT: - Index: 14
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lcall_dtors.101
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 12
; RELOC-NEXT: - Index: 15
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lregister_call_dtors.101
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 13
; RELOC-NEXT: - Index: 16
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lcall_dtors.202
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 14
; RELOC-NEXT: - Index: 17
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lregister_call_dtors.202
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 15
; RELOC-NEXT: - Index: 18
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lcall_dtors.2002
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 16
; RELOC-NEXT: - Index: 19
; RELOC-NEXT: Kind: FUNCTION
; RELOC-NEXT: Name: .Lregister_call_dtors.2002
; RELOC-NEXT: Flags: [ BINDING_LOCAL ]
; RELOC-NEXT: Function: 17
; RELOC-NEXT: InitFunctions:
; RELOC-NEXT: - Priority: 101
; RELOC-NEXT: Symbol: 0
; RELOC-NEXT: - Priority: 101
; RELOC-NEXT: Symbol: 1
; RELOC-NEXT: - Priority: 101
; RELOC-NEXT: Symbol: 7
; RELOC-NEXT: - Priority: 101
; RELOC-NEXT: Symbol: 11
; RELOC-NEXT: - Priority: 101
; RELOC-NEXT: Symbol: 15
; RELOC-NEXT: - Priority: 202
; RELOC-NEXT: Symbol: 11
; RELOC-NEXT: - Priority: 202
; RELOC-NEXT: Symbol: 17
; RELOC-NEXT: - Priority: 1001
; RELOC-NEXT: Symbol: 0
; RELOC-NEXT: - Priority: 1001
; RELOC-NEXT: Symbol: 10
; RELOC-NEXT: - Priority: 2002
; RELOC-NEXT: Symbol: 11
; RELOC-NEXT: - Priority: 2002
; RELOC-NEXT: Symbol: 19
; RELOC-NEXT: - Type: CUSTOM
; RELOC-NEXT: Name: name
; RELOC-NEXT: FunctionNames:
; RELOC-NEXT: - Index: 0
; RELOC-NEXT: Name: func1
; RELOC-NEXT: - Index: 1
; RELOC-NEXT: Name: func2
; RELOC-NEXT: - Index: 2
; RELOC-NEXT: Name: func3
; RELOC-NEXT: - Index: 3
; RELOC-NEXT: Name: func4
; RELOC-NEXT: - Index: 4
; RELOC-NEXT: Name: __cxa_atexit
; RELOC-NEXT: - Index: 5
; RELOC-NEXT: Name: _start
; RELOC-NEXT: - Index: 6
; RELOC-NEXT: Name: .Lcall_dtors.101
; RELOC-NEXT: - Index: 7
; RELOC-NEXT: Name: .Lregister_call_dtors.101
; RELOC-NEXT: - Index: 8
; RELOC-NEXT: Name: .Lcall_dtors.1001
; RELOC-NEXT: - Index: 9
; RELOC-NEXT: Name: .Lregister_call_dtors.1001
; RELOC-NEXT: - Index: 10
; RELOC-NEXT: Name: myctor
; RELOC-NEXT: - Index: 11
; RELOC-NEXT: Name: mydtor
; RELOC-NEXT: - Index: 12
; RELOC-NEXT: Name: .Lcall_dtors.101
; RELOC-NEXT: - Index: 13
; RELOC-NEXT: Name: .Lregister_call_dtors.101
; RELOC-NEXT: - Index: 14
; RELOC-NEXT: Name: .Lcall_dtors.202
; RELOC-NEXT: - Index: 15
; RELOC-NEXT: Name: .Lregister_call_dtors.202
; RELOC-NEXT: - Index: 16
; RELOC-NEXT: Name: .Lcall_dtors.2002
; RELOC-NEXT: - Index: 17
; RELOC-NEXT: Name: .Lregister_call_dtors.2002
; RELOC-NEXT: ...