You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
93 lines
2.9 KiB
93 lines
2.9 KiB
# RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown -o %t.o %s
|
|
# RUN: wasm-ld -strip-debug %t.o -o %t.wasm
|
|
# RUN: obj2yaml %t.wasm | FileCheck %s
|
|
|
|
# Test that undefined weak externals (global_var) and (foo) don't cause
|
|
# link failures and resolve to zero.
|
|
|
|
.globl get_address_of_foo
|
|
get_address_of_foo:
|
|
.functype get_address_of_foo () -> (i32)
|
|
i32.const foo
|
|
end_function
|
|
|
|
.globl get_address_of_global_var
|
|
get_address_of_global_var:
|
|
.functype get_address_of_global_var () -> (i32)
|
|
i32.const global_var
|
|
end_function
|
|
|
|
.globl _start
|
|
_start:
|
|
.functype _start () -> ()
|
|
call get_address_of_global_var
|
|
drop
|
|
call get_address_of_foo
|
|
drop
|
|
call foo
|
|
drop
|
|
end_function
|
|
|
|
.weak foo
|
|
.weak global_var
|
|
.functype foo () -> (i32)
|
|
|
|
|
|
# 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: - Type: FUNCTION
|
|
# CHECK-NEXT: FunctionTypes: [ 0, 0, 0, 1 ]
|
|
# CHECK-NEXT: - Type: TABLE
|
|
# CHECK-NEXT: Tables:
|
|
# CHECK-NEXT: - Index: 0
|
|
# CHECK-NEXT: ElemType: FUNCREF
|
|
# CHECK-NEXT: Limits:
|
|
# CHECK-NEXT: Flags: [ HAS_MAX ]
|
|
# CHECK-NEXT: Initial: 0x1
|
|
# CHECK-NEXT: Maximum: 0x1
|
|
# CHECK-NEXT: - Type: MEMORY
|
|
# CHECK-NEXT: Memories:
|
|
# CHECK-NEXT: - Initial: 0x2
|
|
# CHECK-NEXT: - Type: GLOBAL
|
|
# CHECK-NEXT: Globals:
|
|
# CHECK-NEXT: - Index: 0
|
|
# CHECK-NEXT: Type: I32
|
|
# CHECK-NEXT: Mutable: true
|
|
# CHECK-NEXT: InitExpr:
|
|
# CHECK-NEXT: Opcode: I32_CONST
|
|
# CHECK-NEXT: Value: 66560
|
|
# CHECK-NEXT: - Type: EXPORT
|
|
# CHECK-NEXT: Exports:
|
|
# CHECK-NEXT: - Name: memory
|
|
# CHECK-NEXT: Kind: MEMORY
|
|
# CHECK-NEXT: Index: 0
|
|
# CHECK-NEXT: - Name: _start
|
|
# CHECK-NEXT: Kind: FUNCTION
|
|
# CHECK-NEXT: Index: 3
|
|
# CHECK-NEXT: - Type: CODE
|
|
# CHECK-NEXT: Functions:
|
|
# CHECK-NEXT: - Index: 0
|
|
# CHECK-NEXT: Locals:
|
|
# CHECK-NEXT: Body: 000B
|
|
# CHECK-NEXT: - Index: 1
|
|
# CHECK-NEXT: Locals:
|
|
# CHECK-NEXT: Body: 4180808080000B
|
|
# CHECK-NEXT: - Index: 2
|
|
# CHECK-NEXT: Locals:
|
|
# CHECK-NEXT: Body: 4180808080000B
|
|
# CHECK-NEXT: - Index: 3
|
|
# CHECK-NEXT: Locals:
|
|
# CHECK-NEXT: Body: 1082808080001A1081808080001A1080808080001A0B
|
|
# CHECK-NEXT: ...
|