| ; RUN: llc -filetype=obj -wasm-keep-registers %s -o %t.o |
| ; RUN: obj2yaml %t.o | FileCheck %s |
| ; RUN: llvm-objdump -t %t.o | FileCheck --check-prefix=CHECK-SYMS %s |
| |
| target triple = "wasm32-unknown-unknown" |
| |
| ; 'foo_alias()' is weak alias of function 'foo()' |
| ; 'bar_alias' is weak alias of global variable 'bar' |
| ; Generates two exports of the same function, one of them weak |
| |
| @bar = global i32 7, align 8 |
| @bar_alias = weak hidden alias i32, i32* @bar |
| @foo_alias = weak hidden alias i32 (), i32 ()* @foo |
| |
| @direct_address = global i32()* @foo, align 8 |
| @alias_address = global i32()* @foo_alias, align 8 |
| |
| define hidden i32 @foo() #0 { |
| entry: |
| ret i32 0 |
| } |
| |
| define hidden i32 @call_direct() #0 { |
| entry: |
| %call = call i32 @foo() |
| ret i32 %call |
| } |
| |
| define hidden i32 @call_alias() #0 { |
| entry: |
| %call = call i32 @foo_alias() |
| ret i32 %call |
| } |
| |
| define hidden i32 @call_direct_ptr() #0 { |
| entry: |
| %0 = load i32 ()*, i32 ()** @direct_address, align 8 |
| %call = call i32 %0() |
| ret i32 %call |
| } |
| |
| define hidden i32 @call_alias_ptr() #0 { |
| entry: |
| %0 = load i32 ()*, i32 ()** @alias_address, align 8 |
| %call = call i32 %0() |
| ret i32 %call |
| } |
| |
| ; CHECK: - Type: TYPE |
| ; CHECK-NEXT: Signatures: |
| ; CHECK-NEXT: - Index: 0 |
| ; CHECK-NEXT: ReturnType: I32 |
| ; CHECK-NEXT: ParamTypes: |
| ; 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: Initial: 0x00000001 |
| ; CHECK-NEXT: - Module: env |
| ; CHECK-NEXT: Field: __indirect_function_table |
| ; CHECK-NEXT: Kind: TABLE |
| ; CHECK-NEXT: Table: |
| ; CHECK-NEXT: ElemType: FUNCREF |
| ; CHECK-NEXT: Limits: |
| ; CHECK-NEXT: Initial: 0x00000001 |
| ; CHECK-NEXT: - Type: FUNCTION |
| ; CHECK-NEXT: FunctionTypes: [ 0, 0, 0, 0, 0 ] |
| ; CHECK-NEXT: - Type: ELEM |
| ; CHECK-NEXT: Segments: |
| ; CHECK-NEXT: - Offset: |
| ; CHECK-NEXT: Opcode: I32_CONST |
| ; CHECK-NEXT: Value: 1 |
| ; CHECK-NEXT: Functions: [ 0 ] |
| ; CHECK-NEXT: - Type: CODE |
| ; CHECK-NEXT: Relocations: |
| ; CHECK-NEXT: - Type: R_WEBASSEMBLY_FUNCTION_INDEX_LEB |
| ; CHECK-NEXT: Index: 0 |
| ; CHECK-NEXT: Offset: 0x00000009 |
| ; CHECK-NEXT: - Type: R_WEBASSEMBLY_FUNCTION_INDEX_LEB |
| ; CHECK-NEXT: Index: 3 |
| ; CHECK-NEXT: Offset: 0x00000012 |
| ; CHECK-NEXT: - Type: R_WEBASSEMBLY_MEMORY_ADDR_LEB |
| ; CHECK-NEXT: Index: 5 |
| ; CHECK-NEXT: Offset: 0x0000001E |
| ; CHECK-NEXT: - Type: R_WEBASSEMBLY_TYPE_INDEX_LEB |
| ; CHECK-NEXT: Index: 0 |
| ; CHECK-NEXT: Offset: 0x00000024 |
| ; CHECK-NEXT: - Type: R_WEBASSEMBLY_MEMORY_ADDR_LEB |
| ; CHECK-NEXT: Index: 7 |
| ; CHECK-NEXT: Offset: 0x00000031 |
| ; CHECK-NEXT: - Type: R_WEBASSEMBLY_TYPE_INDEX_LEB |
| ; CHECK-NEXT: Index: 0 |
| ; CHECK-NEXT: Offset: 0x00000037 |
| ; CHECK-NEXT: Functions: |
| ; CHECK-NEXT: - Index: 0 |
| ; CHECK-NEXT: Locals: |
| ; CHECK-NEXT: Body: 41000B |
| ; CHECK-NEXT: - Index: 1 |
| ; CHECK-NEXT: Locals: |
| ; CHECK-NEXT: Body: 1080808080000B |
| ; CHECK-NEXT: - Index: 2 |
| ; CHECK-NEXT: Locals: |
| ; CHECK-NEXT: Body: 1080808080000B |
| ; CHECK-NEXT: - Index: 3 |
| ; CHECK-NEXT: Locals: |
| ; CHECK-NEXT: Body: 410028028880808000118080808000000B |
| ; CHECK-NEXT: - Index: 4 |
| ; CHECK-NEXT: Locals: |
| ; CHECK-NEXT: Body: 410028029080808000118080808000000B |
| ; CHECK-NEXT: - Type: DATA |
| ; CHECK-NEXT: Relocations: |
| ; CHECK-NEXT: - Type: R_WEBASSEMBLY_TABLE_INDEX_I32 |
| ; CHECK-NEXT: Index: 0 |
| ; CHECK-NEXT: Offset: 0x0000000F |
| ; CHECK-NEXT: - Type: R_WEBASSEMBLY_TABLE_INDEX_I32 |
| ; CHECK-NEXT: Index: 3 |
| ; CHECK-NEXT: Offset: 0x00000018 |
| ; CHECK-NEXT: Segments: |
| ; CHECK-NEXT: - SectionOffset: 6 |
| ; CHECK-NEXT: MemoryIndex: 0 |
| ; CHECK-NEXT: Offset: |
| ; CHECK-NEXT: Opcode: I32_CONST |
| ; CHECK-NEXT: Value: 0 |
| ; CHECK-NEXT: Content: '07000000' |
| ; CHECK-NEXT: - SectionOffset: 15 |
| ; CHECK-NEXT: MemoryIndex: 0 |
| ; CHECK-NEXT: Offset: |
| ; CHECK-NEXT: Opcode: I32_CONST |
| ; CHECK-NEXT: Value: 8 |
| ; CHECK-NEXT: Content: '01000000' |
| ; CHECK-NEXT: - SectionOffset: 24 |
| ; CHECK-NEXT: MemoryIndex: 0 |
| ; CHECK-NEXT: Offset: |
| ; CHECK-NEXT: Opcode: I32_CONST |
| ; CHECK-NEXT: Value: 16 |
| ; CHECK-NEXT: Content: '01000000' |
| ; CHECK-NEXT: - Type: CUSTOM |
| ; CHECK-NEXT: Name: linking |
| ; CHECK-NEXT: Version: 1 |
| ; CHECK-NEXT: SymbolTable: |
| ; CHECK-NEXT: - Index: 0 |
| ; CHECK-NEXT: Kind: FUNCTION |
| ; CHECK-NEXT: Name: foo |
| ; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ] |
| ; CHECK-NEXT: Function: 0 |
| ; CHECK-NEXT: - Index: 1 |
| ; CHECK-NEXT: Kind: FUNCTION |
| ; CHECK-NEXT: Name: call_direct |
| ; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ] |
| ; CHECK-NEXT: Function: 1 |
| ; CHECK-NEXT: - Index: 2 |
| ; CHECK-NEXT: Kind: FUNCTION |
| ; CHECK-NEXT: Name: call_alias |
| ; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ] |
| ; CHECK-NEXT: Function: 2 |
| ; CHECK-NEXT: - Index: 3 |
| ; CHECK-NEXT: Kind: FUNCTION |
| ; CHECK-NEXT: Name: foo_alias |
| ; CHECK-NEXT: Flags: [ BINDING_WEAK, VISIBILITY_HIDDEN ] |
| ; CHECK-NEXT: Function: 0 |
| ; CHECK-NEXT: - Index: 4 |
| ; CHECK-NEXT: Kind: FUNCTION |
| ; CHECK-NEXT: Name: call_direct_ptr |
| ; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ] |
| ; CHECK-NEXT: Function: 3 |
| ; CHECK-NEXT: - Index: 5 |
| ; CHECK-NEXT: Kind: DATA |
| ; CHECK-NEXT: Name: direct_address |
| ; CHECK-NEXT: Flags: [ ] |
| ; CHECK-NEXT: Segment: 1 |
| ; CHECK-NEXT: Size: 4 |
| ; CHECK-NEXT: - Index: 6 |
| ; CHECK-NEXT: Kind: FUNCTION |
| ; CHECK-NEXT: Name: call_alias_ptr |
| ; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ] |
| ; CHECK-NEXT: Function: 4 |
| ; CHECK-NEXT: - Index: 7 |
| ; CHECK-NEXT: Kind: DATA |
| ; CHECK-NEXT: Name: alias_address |
| ; CHECK-NEXT: Flags: [ ] |
| ; CHECK-NEXT: Segment: 2 |
| ; CHECK-NEXT: Size: 4 |
| ; CHECK-NEXT: - Index: 8 |
| ; CHECK-NEXT: Kind: DATA |
| ; CHECK-NEXT: Name: bar |
| ; CHECK-NEXT: Flags: [ ] |
| ; CHECK-NEXT: Segment: 0 |
| ; CHECK-NEXT: Size: 4 |
| ; CHECK-NEXT: - Index: 9 |
| ; CHECK-NEXT: Kind: DATA |
| ; CHECK-NEXT: Name: bar_alias |
| ; CHECK-NEXT: Flags: [ BINDING_WEAK, VISIBILITY_HIDDEN ] |
| ; CHECK-NEXT: Segment: 0 |
| ; CHECK-NEXT: Size: 4 |
| ; CHECK-NEXT: SegmentInfo: |
| ; CHECK-NEXT: - Index: 0 |
| ; CHECK-NEXT: Name: .data.bar |
| ; CHECK-NEXT: Alignment: 8 |
| ; CHECK-NEXT: Flags: [ ] |
| ; CHECK-NEXT: - Index: 1 |
| ; CHECK-NEXT: Name: .data.direct_address |
| ; CHECK-NEXT: Alignment: 8 |
| ; CHECK-NEXT: Flags: [ ] |
| ; CHECK-NEXT: - Index: 2 |
| ; CHECK-NEXT: Name: .data.alias_address |
| ; CHECK-NEXT: Alignment: 8 |
| ; CHECK-NEXT: Flags: [ ] |
| ; CHECK-NEXT: ... |
| |
| ; CHECK-SYMS: SYMBOL TABLE: |
| ; CHECK-SYMS-NEXT: 00000000 g F CODE .hidden foo |
| ; CHECK-SYMS-NEXT: 00000001 g F CODE .hidden call_direct |
| ; CHECK-SYMS-NEXT: 00000002 g F CODE .hidden call_alias |
| ; CHECK-SYMS-NEXT: 00000000 gw F CODE .hidden foo_alias |
| ; CHECK-SYMS-NEXT: 00000003 g F CODE .hidden call_direct_ptr |
| ; CHECK-SYMS-NEXT: 00000008 g O DATA direct_address |
| ; CHECK-SYMS-NEXT: 00000004 g F CODE .hidden call_alias_ptr |
| ; CHECK-SYMS-NEXT: 00000010 g O DATA alias_address |
| ; CHECK-SYMS-NEXT: 00000000 g O DATA bar |
| ; CHECK-SYMS-NEXT: 00000000 gw O DATA .hidden bar_alias |
