comdat.ll
4.74 KB
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; RUN: llc -filetype=obj %s -o - | obj2yaml | FileCheck %s
target triple = "wasm32-unknown-unknown"
; Import a function just so we can check the index arithmetic for
; WASM_COMDAT_FUNCTION entries is performed correctly
declare i32 @funcImport()
define i32 @callImport() {
entry:
%call = call i32 @funcImport()
ret i32 %call
}
; Function in its own COMDAT
$basicInlineFn = comdat any
define linkonce_odr i32 @basicInlineFn() #1 comdat {
ret i32 0
}
; Global, data, and function in same COMDAT
$sharedComdat = comdat any
@constantData = weak_odr constant [3 x i8] c"abc", comdat($sharedComdat)
define linkonce_odr i32 @sharedFn() #1 comdat($sharedComdat) {
ret i32 0
}
; CHECK: Sections:
; CHECK-NEXT: - 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: 0x00000000
; CHECK-NEXT: - Module: env
; CHECK-NEXT: Field: funcImport
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: SigIndex: 0
; CHECK-NEXT: - Type: FUNCTION
; CHECK-NEXT: FunctionTypes: [ 0, 0, 0 ]
; CHECK-NEXT: - Type: DATACOUNT
; CHECK-NEXT: Count: 1
; CHECK-NEXT: - Type: CODE
; CHECK-NEXT: Relocations:
; CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
; CHECK-NEXT: Index: 1
; CHECK-NEXT: Offset: 0x00000004
; CHECK-NEXT: Functions:
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Locals:
; CHECK-NEXT: Body: 1080808080000B
; CHECK-NEXT: - Index: 2
; CHECK-NEXT: Locals:
; CHECK-NEXT: Body: 41000B
; CHECK-NEXT: - Index: 3
; 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: I32_CONST
; CHECK-NEXT: Value: 0
; CHECK-NEXT: Content: '616263'
; 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: callImport
; CHECK-NEXT: Flags: [ ]
; CHECK-NEXT: Function: 1
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: Name: funcImport
; CHECK-NEXT: Flags: [ UNDEFINED ]
; CHECK-NEXT: Function: 0
; CHECK-NEXT: - Index: 2
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: Name: basicInlineFn
; CHECK-NEXT: Flags: [ BINDING_WEAK ]
; CHECK-NEXT: Function: 2
; CHECK-NEXT: - Index: 3
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: Name: sharedFn
; CHECK-NEXT: Flags: [ BINDING_WEAK ]
; CHECK-NEXT: Function: 3
; CHECK-NEXT: - Index: 4
; CHECK-NEXT: Kind: DATA
; CHECK-NEXT: Name: constantData
; CHECK-NEXT: Flags: [ BINDING_WEAK ]
; CHECK-NEXT: Segment: 0
; CHECK-NEXT: Size: 3
; CHECK-NEXT: SegmentInfo:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: Name: .rodata.constantData
; CHECK-NEXT: Alignment: 0
; CHECK-NEXT: Flags: [ ]
; CHECK-NEXT: Comdats:
; CHECK-NEXT: Name: basicInlineFn
; CHECK-NEXT: Entries:
; CHECK-NEXT: - Kind: FUNCTION
; CHECK-NEXT: Index: 2
; CHECK-NEXT: Name: sharedComdat
; CHECK-NEXT: Entries:
; CHECK-NEXT: - Kind: FUNCTION
; CHECK-NEXT: Index: 3
; CHECK-NEXT: - Kind: DATA
; CHECK-NEXT: Index: 0
; CHECK-NEXT: ...