# RUN: llvm-mc -triple=wasm64-unknown-unknown -filetype=obj < %s | obj2yaml | FileCheck %s # RUN: llvm-mc -triple=wasm64-unknown-unknown -mattr=+reference-types -filetype=obj < %s | obj2yaml | FileCheck --check-prefix=REF %s # Verify that @GOT relocation entries result in R_WASM_GLOBAL_INDEX_LEB against # against the corrsponding function or data symbol and that the corresponding # data symbols are imported as a wasm globals. .functype default_func () -> (i32) .globaltype __memory_base, i64 .globaltype __table_base, i64 load_default_data: .functype load_default_data () -> (i32) global.get default_data@GOT i32.load 0 end_function load_default_func: .functype load_default_func () -> (i32) global.get default_func@GOT i32.load 0 end_function load_hidden_data: .functype load_hidden_data () -> (i64) global.get __memory_base i64.const .L.hidden_data@MBREL i64.add end_function load_hidden_func: .functype load_hidden_func () -> (i64) global.get __table_base i64.const hidden_func@TBREL i64.add end_function hidden_func: .functype hidden_func () -> (i32) i32.const 0 end_function .section .rodata.hidden_data,"",@ .L.hidden_data: .int8 100 .size .L.hidden_data, 1 #.hidden hidden_func #.hidden hidden_data .size default_data, 4 # 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: ReturnTypes: # CHECK-NEXT: - I32 # CHECK-NEXT: - Index: 1 # CHECK-NEXT: ParamTypes: [] # CHECK-NEXT: ReturnTypes: # CHECK-NEXT: - I64 # CHECK-NEXT: - Type: IMPORT # CHECK-NEXT: Imports: # CHECK-NEXT: - Module: env # CHECK-NEXT: Field: __linear_memory # CHECK-NEXT: Kind: MEMORY # CHECK-NEXT: Memory: # CHECK-NEXT: Flags: [ IS_64 ] # CHECK-NEXT: Minimum: 0x1 # CHECK-NEXT: - Module: env # CHECK-NEXT: Field: default_func # CHECK-NEXT: Kind: FUNCTION # CHECK-NEXT: SigIndex: 0 # CHECK-NEXT: - Module: env # CHECK-NEXT: Field: __memory_base # CHECK-NEXT: Kind: GLOBAL # CHECK-NEXT: GlobalType: I64 # CHECK-NEXT: GlobalMutable: true # CHECK-NEXT: - Module: env # CHECK-NEXT: Field: __table_base # CHECK-NEXT: Kind: GLOBAL # CHECK-NEXT: GlobalType: I64 # CHECK-NEXT: GlobalMutable: true # 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: 0x1 # CHECK-NEXT: - Module: GOT.mem # CHECK-NEXT: Field: default_data # CHECK-NEXT: Kind: GLOBAL # CHECK-NEXT: GlobalType: I32 # CHECK-NEXT: GlobalMutable: true # CHECK-NEXT: - Module: GOT.func # CHECK-NEXT: Field: default_func # CHECK-NEXT: Kind: GLOBAL # CHECK-NEXT: GlobalType: I32 # CHECK-NEXT: GlobalMutable: true # CHECK-NEXT: - Type: FUNCTION # CHECK-NEXT: FunctionTypes: [ 0, 0, 1, 1, 0 ] # CHECK-NEXT: - Type: ELEM # CHECK-NEXT: Segments: # CHECK-NEXT: Offset: # CHECK-NEXT: Opcode: I32_CONST # CHECK-NEXT: Value: 1 # CHECK-NEXT: Functions: [ 5 ] # CHECK-NEXT: - Type: DATACOUNT # CHECK-NEXT: Count: 1 # CHECK-NEXT: - Type: CODE # CHECK-NEXT: Relocations: # CHECK-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB # CHECK-NEXT: Index: 1 # CHECK-NEXT: Offset: 0x4 # CHECK-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB # CHECK-NEXT: Index: 3 # CHECK-NEXT: Offset: 0x10 # CHECK-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB # CHECK-NEXT: Index: 5 # CHECK-NEXT: Offset: 0x1C # CHECK-NEXT: - Type: R_WASM_MEMORY_ADDR_REL_SLEB64 # CHECK-NEXT: Index: 6 # CHECK-NEXT: Offset: 0x22 # CHECK-NEXT: - Type: R_WASM_GLOBAL_INDEX_LEB # CHECK-NEXT: Index: 8 # CHECK-NEXT: Offset: 0x31 # CHECK-NEXT: - Type: R_WASM_TABLE_INDEX_REL_SLEB64 # CHECK-NEXT: Index: 9 # CHECK-NEXT: Offset: 0x37 # CHECK-NEXT: Functions: # CHECK-NEXT: - Index: 1 # CHECK-NEXT: Locals: [] # CHECK-NEXT: Body: 2382808080002802000B # CHECK-NEXT: - Index: 2 # CHECK-NEXT: Locals: [] # CHECK-NEXT: Body: 2383808080002802000B # CHECK-NEXT: - Index: 3 # CHECK-NEXT: Locals: [] # CHECK-NEXT: Body: 23808080800042808080808080808080007C0B # CHECK-NEXT: - Index: 4 # CHECK-NEXT: Locals: [] # CHECK-NEXT: Body: 23818080800042808080808080808080007C0B # CHECK-NEXT: - Index: 5 # CHECK-NEXT: Locals: [] # CHECK-NEXT: Body: 41000B # CHECK-NEXT: - Type: DATA # CHECK-NEXT: Segments: # CHECK-NEXT: - SectionOffset: 6 # CHECK-NEXT: InitFlags: 0 # CHECK-NEXT: Offset: # CHECK-NEXT: Opcode: I64_CONST # CHECK-NEXT: Value: 0 # CHECK-NEXT: Content: '64' # CHECK-NEXT: - Type: CUSTOM # CHECK-NEXT: Name: linking # CHECK-NEXT: Version: 2 # CHECK-NEXT: SymbolTable: # CHECK-NEXT: - Index: 0 # CHECK-NEXT: Kind: FUNCTION # CHECK-NEXT: Name: load_default_data # CHECK-NEXT: Flags: [ BINDING_LOCAL ] # CHECK-NEXT: Function: 1 # CHECK-NEXT: - Index: 1 # CHECK-NEXT: Kind: DATA # CHECK-NEXT: Name: default_data # CHECK-NEXT: Flags: [ UNDEFINED ] # CHECK-NEXT: - Index: 2 # CHECK-NEXT: Kind: FUNCTION # CHECK-NEXT: Name: load_default_func # CHECK-NEXT: Flags: [ BINDING_LOCAL ] # CHECK-NEXT: Function: 2 # CHECK-NEXT: - Index: 3 # CHECK-NEXT: Kind: FUNCTION # CHECK-NEXT: Name: default_func # CHECK-NEXT: Flags: [ UNDEFINED ] # CHECK-NEXT: Function: 0 # CHECK-NEXT: - Index: 4 # CHECK-NEXT: Kind: FUNCTION # CHECK-NEXT: Name: load_hidden_data # CHECK-NEXT: Flags: [ BINDING_LOCAL ] # CHECK-NEXT: Function: 3 # CHECK-NEXT: - Index: 5 # CHECK-NEXT: Kind: GLOBAL # CHECK-NEXT: Name: __memory_base # CHECK-NEXT: Flags: [ UNDEFINED ] # CHECK-NEXT: Global: 0 # CHECK-NEXT: - Index: 6 # CHECK-NEXT: Kind: DATA # CHECK-NEXT: Name: .L.hidden_data # CHECK-NEXT: Flags: [ BINDING_LOCAL ] # CHECK-NEXT: Segment: 0 # CHECK-NEXT: Size: 1 # CHECK-NEXT: - Index: 7 # CHECK-NEXT: Kind: FUNCTION # CHECK-NEXT: Name: load_hidden_func # CHECK-NEXT: Flags: [ BINDING_LOCAL ] # CHECK-NEXT: Function: 4 # CHECK-NEXT: - Index: 8 # CHECK-NEXT: Kind: GLOBAL # CHECK-NEXT: Name: __table_base # CHECK-NEXT: Flags: [ UNDEFINED ] # CHECK-NEXT: Global: 1 # CHECK-NEXT: - Index: 9 # CHECK-NEXT: Kind: FUNCTION # CHECK-NEXT: Name: hidden_func # CHECK-NEXT: Flags: [ BINDING_LOCAL ] # CHECK-NEXT: Function: 5 # REF: - Index: 10 # REF-NEXT: Kind: TABLE # REF-NEXT: Name: __indirect_function_table # REF-NEXT: Flags: [ UNDEFINED, NO_STRIP ] # REF-NEXT: Table: 0 # CHECK-NEXT: SegmentInfo: # CHECK-NEXT: - Index: 0 # CHECK-NEXT: Name: .rodata.hidden_data # CHECK-NEXT: Alignment: 0 # CHECK-NEXT: Flags: [ ] # CHECK-NEXT: ...