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|
# RUN: llvm-mc -triple=wasm32-unknown-unknown -filetype=obj -o %t.o < %s
# RUN: obj2yaml %t.o | FileCheck %s
# '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
foo:
.hidden foo
.globl foo
.functype foo () -> (i32)
i32.const 0
end_function
call_direct:
.hidden call_direct
.globl call_direct
.functype call_direct () -> (i32)
call foo
end_function
call_alias:
.hidden call_alias
.globl call_alias
.functype call_alias () -> (i32)
call foo_alias
end_function
call_direct_ptr:
.hidden call_direct_ptr
.globl call_direct_ptr
.functype call_direct_ptr () -> (i32)
i32.const 0
i32.load direct_address
call_indirect () -> (i32)
end_function
call_alias_ptr:
.hidden call_alias_ptr
.globl call_alias_ptr
.functype call_alias_ptr () -> (i32)
i32.const 0
i32.load alias_address
call_indirect () -> (i32)
end_function
.section .data.bar,"",@
bar:
.int32 7
.size bar, 4
.globl bar
.p2align 3
.section .data.direct_address,"",@
direct_address:
.int32 foo
.size direct_address, 4
.globl direct_address
.p2align 3
.section .data.alias_address,"",@
alias_address:
.int32 foo_alias
.size alias_address, 4
.globl alias_address
.p2align 3
# Define Aliases
.set foo_alias, foo
.weak foo_alias
.type foo_alias,@function
.hidden foo_alias
.set bar_alias, bar
.weak bar_alias
.hidden bar_alias
# CHECK: - Type: TYPE
# CHECK-NEXT: Signatures:
# CHECK-NEXT: - Index: 0
# CHECK-NEXT: ParamTypes:
# CHECK-NEXT: ReturnTypes:
# CHECK-NEXT: - I32
# 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: DATACOUNT
# CHECK-NEXT: Count: 3
# CHECK-NEXT: - Type: CODE
# CHECK-NEXT: Relocations:
# CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
# CHECK-NEXT: Index: 0
# CHECK-NEXT: Offset: 0x00000009
# CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
# CHECK-NEXT: Index: 3
# CHECK-NEXT: Offset: 0x00000012
# CHECK-NEXT: - Type: R_WASM_MEMORY_ADDR_LEB
# CHECK-NEXT: Index: 5
# CHECK-NEXT: Offset: 0x0000001E
# CHECK-NEXT: - Type: R_WASM_TYPE_INDEX_LEB
# CHECK-NEXT: Index: 0
# CHECK-NEXT: Offset: 0x00000024
# CHECK-NEXT: - Type: R_WASM_MEMORY_ADDR_LEB
# CHECK-NEXT: Index: 7
# CHECK-NEXT: Offset: 0x00000031
# CHECK-NEXT: - Type: R_WASM_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_WASM_TABLE_INDEX_I32
# CHECK-NEXT: Index: 0
# CHECK-NEXT: Offset: 0x00000013
# CHECK-NEXT: - Type: R_WASM_TABLE_INDEX_I32
# CHECK-NEXT: Index: 3
# CHECK-NEXT: Offset: 0x00000020
# CHECK-NEXT: Segments:
# CHECK-NEXT: - SectionOffset: 6
# CHECK-NEXT: InitFlags: 0
# CHECK-NEXT: Offset:
# CHECK-NEXT: Opcode: I32_CONST
# CHECK-NEXT: Value: 0
# CHECK-NEXT: Content: '0700000000000000'
# CHECK-NEXT: - SectionOffset: 19
# CHECK-NEXT: InitFlags: 0
# CHECK-NEXT: Offset:
# CHECK-NEXT: Opcode: I32_CONST
# CHECK-NEXT: Value: 8
# CHECK-NEXT: Content: '0100000000000000'
# CHECK-NEXT: - SectionOffset: 32
# CHECK-NEXT: InitFlags: 0
# CHECK-NEXT: Offset:
# CHECK-NEXT: Opcode: I32_CONST
# CHECK-NEXT: Value: 16
# CHECK-NEXT: Content: '0100000000000000'
# 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: 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, NO_STRIP ]
# 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, NO_STRIP ]
# CHECK-NEXT: Segment: 0
# CHECK-NEXT: Size: 4
# CHECK-NEXT: SegmentInfo:
# CHECK-NEXT: - Index: 0
# CHECK-NEXT: Name: .data.bar
# CHECK-NEXT: Alignment: 3
# CHECK-NEXT: Flags: [ ]
# CHECK-NEXT: - Index: 1
# CHECK-NEXT: Name: .data.direct_address
# CHECK-NEXT: Alignment: 3
# CHECK-NEXT: Flags: [ ]
# CHECK-NEXT: - Index: 2
# CHECK-NEXT: Name: .data.alias_address
# CHECK-NEXT: Alignment: 3
# CHECK-NEXT: Flags: [ ]
# CHECK-NEXT: ...
# CHECK-SYMS: SYMBOL TABLE:
# CHECK-SYMS-NEXT: 00000001 g F CODE .hidden foo
# CHECK-SYMS-NEXT: 00000006 g F CODE .hidden call_direct
# CHECK-SYMS-NEXT: 0000000f g F CODE .hidden call_alias
# CHECK-SYMS-NEXT: 00000001 gw F CODE .hidden foo_alias
# CHECK-SYMS-NEXT: 00000018 g F CODE .hidden call_direct_ptr
# CHECK-SYMS-NEXT: 00000008 g O DATA direct_address
# CHECK-SYMS-NEXT: 0000002b 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
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