| ; 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" |
| |
| 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 |
| } |
| |
| declare hidden void @externCtor() |
| declare hidden void @externDtor() |
| declare hidden void @__wasm_call_ctors() |
| |
| define i32 @__cxa_atexit(i32 %func, i32 %arg, i32 %dso_handle) { |
| ret i32 0 |
| } |
| |
| define hidden void @_start() { |
| entry: |
| call void @__wasm_call_ctors(); |
| ret void |
| } |
| |
| @llvm.global_ctors = appending global [4 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 }, |
| { i32, void ()*, i8* } { i32 4000, void ()* @externCtor, i8* null } |
| ] |
| |
| @llvm.global_dtors = appending global [4 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 }, |
| { i32, void ()*, i8* } { i32 4000, void ()* @externDtor, i8* null } |
| ] |
| |
| ; RUN: wasm-ld --allow-undefined %t.o %t.global-ctor-dtor.o -o %t.wasm |
| ; RUN: obj2yaml %t.wasm | FileCheck %s |
| |
| ; CHECK: - Type: IMPORT |
| ; CHECK-NEXT: Imports: |
| ; CHECK-NEXT: - Module: env |
| ; CHECK-NEXT: Field: externDtor |
| ; CHECK-NEXT: Kind: FUNCTION |
| ; CHECK-NEXT: SigIndex: 0 |
| ; CHECK-NEXT: - Module: env |
| ; CHECK-NEXT: Field: externCtor |
| ; CHECK-NEXT: Kind: FUNCTION |
| ; CHECK-NEXT: SigIndex: 0 |
| ; CHECK: - Type: ELEM |
| ; CHECK-NEXT: Segments: |
| ; CHECK-NEXT: - Offset: |
| ; CHECK-NEXT: Opcode: I32_CONST |
| ; CHECK-NEXT: Value: 1 |
| ; CHECK-NEXT: Functions: [ 9, 11, 13, 17, 19, 21 ] |
| ; CHECK-NEXT: - Type: CODE |
| ; CHECK-NEXT: Functions: |
| ; CHECK-NEXT: - Index: 2 |
| ; CHECK-NEXT: Locals: |
| ; CHECK-NEXT: Body: 10031004100A100F1012100F10141003100C100F10161001100E0B |
| ; CHECK: - Index: 22 |
| ; CHECK-NEXT: Locals: |
| ; CHECK-NEXT: Body: 02404186808080004100418088808000108780808000450D0000000B0B |
| ; CHECK-NEXT: - Type: CUSTOM |
| ; CHECK-NEXT: Name: name |
| ; CHECK-NEXT: FunctionNames: |
| ; CHECK-NEXT: - Index: 0 |
| ; CHECK-NEXT: Name: externDtor |
| ; CHECK-NEXT: - Index: 1 |
| ; CHECK-NEXT: Name: externCtor |
| ; CHECK-NEXT: - Index: 2 |
| ; CHECK-NEXT: Name: __wasm_call_ctors |
| ; CHECK-NEXT: - Index: 3 |
| ; CHECK-NEXT: Name: func1 |
| ; CHECK-NEXT: - Index: 4 |
| ; CHECK-NEXT: Name: func2 |
| ; CHECK-NEXT: - Index: 5 |
| ; CHECK-NEXT: Name: func3 |
| ; CHECK-NEXT: - Index: 6 |
| ; CHECK-NEXT: Name: func4 |
| ; CHECK-NEXT: - Index: 7 |
| ; CHECK-NEXT: Name: __cxa_atexit |
| ; CHECK-NEXT: - Index: 8 |
| ; CHECK-NEXT: Name: _start |
| ; CHECK-NEXT: - Index: 9 |
| ; CHECK-NEXT: Name: .Lcall_dtors.101 |
| ; CHECK-NEXT: - Index: 10 |
| ; CHECK-NEXT: Name: .Lregister_call_dtors.101 |
| ; CHECK-NEXT: - Index: 11 |
| ; CHECK-NEXT: Name: .Lcall_dtors.1001 |
| ; CHECK-NEXT: - Index: 12 |
| ; CHECK-NEXT: Name: .Lregister_call_dtors.1001 |
| ; CHECK-NEXT: - Index: 13 |
| ; CHECK-NEXT: Name: .Lcall_dtors.4000 |
| ; CHECK-NEXT: - Index: 14 |
| ; CHECK-NEXT: Name: .Lregister_call_dtors.4000 |
| ; CHECK-NEXT: - Index: 15 |
| ; CHECK-NEXT: Name: myctor |
| ; CHECK-NEXT: - Index: 16 |
| ; CHECK-NEXT: Name: mydtor |
| ; CHECK-NEXT: - Index: 17 |
| ; CHECK-NEXT: Name: .Lcall_dtors.101 |
| ; CHECK-NEXT: - Index: 18 |
| ; CHECK-NEXT: Name: .Lregister_call_dtors.101 |
| ; CHECK-NEXT: - Index: 19 |
| ; CHECK-NEXT: Name: .Lcall_dtors.202 |
| ; CHECK-NEXT: - Index: 20 |
| ; CHECK-NEXT: Name: .Lregister_call_dtors.202 |
| ; CHECK-NEXT: - Index: 21 |
| ; CHECK-NEXT: Name: .Lcall_dtors.2002 |
| ; CHECK-NEXT: - Index: 22 |
| ; CHECK-NEXT: Name: .Lregister_call_dtors.2002 |
| ; CHECK-NEXT: GlobalNames: |
| ; CHECK-NEXT: - Index: 0 |
| ; CHECK-NEXT: Name: __stack_pointer |
| ; CHECK-NEXT: ... |
| |
| ; RUN: wasm-ld -r %t.o %t.global-ctor-dtor.o -o %t.reloc.wasm |
| ; RUN: llvm-readobj --symbols --sections %t.reloc.wasm | FileCheck -check-prefix=RELOC %s |
| |
| ; RELOC: Name: linking |
| ; RELOC-NEXT: InitFunctions [ |
| ; RELOC-NEXT: 0 (priority=101) |
| ; RELOC-NEXT: 1 (priority=101) |
| ; RELOC-NEXT: 15 (priority=101) |
| ; RELOC-NEXT: 11 (priority=101) |
| ; RELOC-NEXT: 21 (priority=101) |
| ; RELOC-NEXT: 11 (priority=202) |
| ; RELOC-NEXT: 23 (priority=202) |
| ; RELOC-NEXT: 0 (priority=1001) |
| ; RELOC-NEXT: 17 (priority=1001) |
| ; RELOC-NEXT: 11 (priority=2002) |
| ; RELOC-NEXT: 25 (priority=2002) |
| ; RELOC-NEXT: 9 (priority=4000) |
| ; RELOC-NEXT: 19 (priority=4000) |
| ; RELOC-NEXT: ] |