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