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;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited.
;; RUN: foreach %s %t wasm-opt --all-features --merge-similar-functions -S -o - | filecheck %s
(module
;; CHECK: (type $0 (func))
;; CHECK: (type $"[i8]" (array i8))
(type $"[i8]" (array i8))
;; CHECK: (type $2 (func (param arrayref)))
;; CHECK: (type $3 (func (param (ref eq))))
;; CHECK: (func $take-ref-null-array (type $2) (param $0 arrayref)
;; CHECK-NEXT: (unreachable)
;; CHECK-NEXT: )
(func $take-ref-null-array (param (ref null array))
(unreachable)
)
;; CHECK: (func $take-ref-eq (type $3) (param $0 (ref eq))
;; CHECK-NEXT: (unreachable)
;; CHECK-NEXT: )
(func $take-ref-eq (param (ref eq))
(unreachable)
)
;; NOTE: When type A is a subtype of type B and type C,
;; and func X takes a type B arg, and func Y takes a type C arg.
;; Then both func X and Y are callable with a type A arg.
;; But in general, type B and C don't have a common subtype, so
;; we can't merge call instructions of func X and Y.
;; CHECK: (func $no-call-subtyping-same-operand-0 (type $0)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (call $take-ref-null-array
;; CHECK-NEXT: (array.new_fixed $"[i8]" 0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $no-call-subtyping-same-operand-0
(nop) (nop) (nop) (nop) (nop) (nop)
(nop) (nop) (nop) (nop) (nop) (nop)
(nop) (nop) (nop) (nop) (nop) (nop)
(call $take-ref-null-array
(array.new_fixed $"[i8]" 0)
)
)
;; CHECK: (func $no-call-subtyping-same-operand-1 (type $0)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (call $take-ref-eq
;; CHECK-NEXT: (array.new_fixed $"[i8]" 0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $no-call-subtyping-same-operand-1
(nop) (nop) (nop) (nop) (nop) (nop)
(nop) (nop) (nop) (nop) (nop) (nop)
(nop) (nop) (nop) (nop) (nop) (nop)
(call $take-ref-eq
(array.new_fixed $"[i8]" 0)
)
)
)
;; Test that we can merge properly when there is a return_call.
(module
;; CHECK: (type $0 (func (result i32)))
;; CHECK: (type $1 (func (param (ref $0)) (result i32)))
;; CHECK: (elem declare func $return_a $return_b)
;; CHECK: (func $return_call_a (type $0) (result i32)
;; CHECK-NEXT: (call $byn$mgfn-shared$return_call_a
;; CHECK-NEXT: (ref.func $return_a)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $return_call_a (result i32)
(nop) (nop) (nop) (nop) (nop) (nop)
(nop) (nop) (nop) (nop) (nop) (nop)
(nop) (nop) (nop) (nop) (nop) (nop)
(return_call $return_a)
)
;; CHECK: (func $return_call_b (type $0) (result i32)
;; CHECK-NEXT: (call $byn$mgfn-shared$return_call_a
;; CHECK-NEXT: (ref.func $return_b)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $return_call_b (result i32)
(nop) (nop) (nop) (nop) (nop) (nop)
(nop) (nop) (nop) (nop) (nop) (nop)
(nop) (nop) (nop) (nop) (nop) (nop)
;; As above, but now use a return_call.
(return_call $return_b)
)
;; CHECK: (func $return_a (type $0) (result i32)
;; CHECK-NEXT: (i32.const 0)
;; CHECK-NEXT: )
(func $return_a (result i32)
;; Helper function.
(i32.const 0)
)
;; CHECK: (func $return_b (type $0) (result i32)
;; CHECK-NEXT: (i32.const 1)
;; CHECK-NEXT: )
(func $return_b (result i32)
;; Helper function.
(i32.const 1)
)
)
;; CHECK: (func $byn$mgfn-shared$return_call_a (type $1) (param $0 (ref $0)) (result i32)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (return_call_ref $0
;; CHECK-NEXT: (local.get $0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
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