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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 --string-lowering -all -S -o - | filecheck %s
(module
(rec
;; CHECK: (type $0 (array (mut i16)))
;; CHECK: (type $1 (func))
;; CHECK: (type $2 (func (param externref externref) (result i32)))
;; CHECK: (rec
;; CHECK-NEXT: (type $3 (func (param externref i32 externref)))
;; CHECK: (type $4 (func (result externref)))
;; CHECK: (type $struct-of-array (struct (field (ref $0))))
(type $struct-of-array (struct (field (ref $array16))))
;; CHECK: (type $array16-imm (array i32))
(type $array16-imm (array i32))
;; CHECK: (type $array32 (array (mut i32)))
(type $array32 (array (mut i32)))
;; CHECK: (type $array16-open (sub (array (mut i16))))
(type $array16-open (sub (array (mut i16))))
;; CHECK: (type $array16-child (sub $array16-open (array (mut i16))))
(type $array16-child (sub $array16-open (array (mut i16))))
;; CHECK: (type $array16 (array (mut i16)))
(type $array16 (array (mut i16)))
)
;; CHECK: (type $11 (func (param externref) (result externref)))
;; CHECK: (type $12 (func (param externref) (result externref)))
;; CHECK: (type $13 (func (param externref) (result i32)))
;; CHECK: (type $14 (func (param externref externref) (result i32)))
;; CHECK: (type $15 (func (param externref (ref $0)) (result i32)))
;; CHECK: (type $16 (func (param (ref $0))))
;; CHECK: (type $17 (func (param externref externref externref externref)))
;; CHECK: (type $18 (func (param (ref null $0) i32 i32) (result (ref extern))))
;; CHECK: (type $19 (func (param i32) (result (ref extern))))
;; CHECK: (type $20 (func (param externref (ref null $0) i32) (result i32)))
;; CHECK: (type $21 (func (param externref) (result i32)))
;; CHECK: (type $22 (func (param externref i32) (result i32)))
;; CHECK: (type $23 (func (param externref i32 i32) (result (ref extern))))
;; CHECK: (import "string.const" "0" (global $string.const_exported (ref extern)))
;; CHECK: (import "colliding" "name" (func $fromCodePoint (type $1)))
(import "colliding" "name" (func $fromCodePoint))
;; CHECK: (import "wasm:js-string" "fromCharCodeArray" (func $fromCharCodeArray (type $18) (param (ref null $0) i32 i32) (result (ref extern))))
;; CHECK: (import "wasm:js-string" "fromCodePoint" (func $fromCodePoint_16 (type $19) (param i32) (result (ref extern))))
;; CHECK: (import "wasm:js-string" "intoCharCodeArray" (func $intoCharCodeArray (type $20) (param externref (ref null $0) i32) (result i32)))
;; CHECK: (import "wasm:js-string" "equals" (func $equals (type $2) (param externref externref) (result i32)))
;; CHECK: (import "wasm:js-string" "compare" (func $compare (type $2) (param externref externref) (result i32)))
;; CHECK: (import "wasm:js-string" "length" (func $length (type $21) (param externref) (result i32)))
;; CHECK: (import "wasm:js-string" "codePointAt" (func $codePointAt (type $22) (param externref i32) (result i32)))
;; CHECK: (import "wasm:js-string" "substring" (func $substring (type $23) (param externref i32 i32) (result (ref extern))))
;; CHECK: (export "export.1" (func $exported-string-returner))
;; CHECK: (export "export.2" (func $exported-string-receiver))
;; CHECK: (func $string.as (type $17) (param $a externref) (param $b externref) (param $c externref) (param $d externref)
;; CHECK-NEXT: (local.set $b
;; CHECK-NEXT: (local.get $a)
;; CHECK-NEXT: )
;; CHECK-NEXT: (local.set $c
;; CHECK-NEXT: (local.get $a)
;; CHECK-NEXT: )
;; CHECK-NEXT: (local.set $d
;; CHECK-NEXT: (local.get $a)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.as
(param $a stringref)
(param $b stringview_wtf8)
(param $c stringview_wtf16)
(param $d stringview_iter)
;; These operations all vanish in the lowering, as they all become extref
;; (JS strings).
(local.set $b
(string.as_wtf8
(local.get $a)
)
)
(local.set $c
(string.as_wtf16
(local.get $a)
)
)
(local.set $d
(string.as_iter
(local.get $a)
)
)
)
;; CHECK: (func $string.new.gc (type $16) (param $array16 (ref $0))
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (call $fromCharCodeArray
;; CHECK-NEXT: (local.get $array16)
;; CHECK-NEXT: (i32.const 7)
;; CHECK-NEXT: (i32.const 8)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.new.gc (param $array16 (ref $array16))
(drop
(string.new_wtf16_array
(local.get $array16)
(i32.const 7)
(i32.const 8)
)
)
)
;; CHECK: (func $string.from_code_point (type $4) (result externref)
;; CHECK-NEXT: (call $fromCodePoint_16
;; CHECK-NEXT: (i32.const 1)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.from_code_point (result stringref)
(string.from_code_point
(i32.const 1)
)
)
;; CHECK: (func $string.encode (type $15) (param $ref externref) (param $array16 (ref $0)) (result i32)
;; CHECK-NEXT: (call $intoCharCodeArray
;; CHECK-NEXT: (local.get $ref)
;; CHECK-NEXT: (local.get $array16)
;; CHECK-NEXT: (i32.const 10)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.encode (param $ref stringref) (param $array16 (ref $array16)) (result i32)
(string.encode_wtf16_array
(local.get $ref)
(local.get $array16)
(i32.const 10)
)
)
;; CHECK: (func $string.eq (type $14) (param $a externref) (param $b externref) (result i32)
;; CHECK-NEXT: (call $equals
;; CHECK-NEXT: (local.get $a)
;; CHECK-NEXT: (local.get $b)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.eq (param $a stringref) (param $b stringref) (result i32)
(string.eq
(local.get $a)
(local.get $b)
)
)
;; CHECK: (func $string.compare (type $14) (param $a externref) (param $b externref) (result i32)
;; CHECK-NEXT: (call $compare
;; CHECK-NEXT: (local.get $a)
;; CHECK-NEXT: (local.get $b)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.compare (param $a stringref) (param $b stringref) (result i32)
(string.compare
(local.get $a)
(local.get $b)
)
)
;; CHECK: (func $string.length (type $13) (param $ref externref) (result i32)
;; CHECK-NEXT: (call $length
;; CHECK-NEXT: (local.get $ref)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.length (param $ref stringview_wtf16) (result i32)
(stringview_wtf16.length
(local.get $ref)
)
)
;; CHECK: (func $string.get_codeunit (type $13) (param $ref externref) (result i32)
;; CHECK-NEXT: (call $codePointAt
;; CHECK-NEXT: (local.get $ref)
;; CHECK-NEXT: (i32.const 2)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.get_codeunit (param $ref stringview_wtf16) (result i32)
(stringview_wtf16.get_codeunit
(local.get $ref)
(i32.const 2)
)
)
;; CHECK: (func $string.slice (type $12) (param $ref externref) (result externref)
;; CHECK-NEXT: (call $substring
;; CHECK-NEXT: (local.get $ref)
;; CHECK-NEXT: (i32.const 2)
;; CHECK-NEXT: (i32.const 3)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $string.slice (param $ref stringview_wtf16) (result stringref)
(stringview_wtf16.slice
(local.get $ref)
(i32.const 2)
(i32.const 3)
)
)
;; CHECK: (func $if.string (type $11) (param $ref externref) (result externref)
;; CHECK-NEXT: (if (result externref)
;; CHECK-NEXT: (i32.const 0)
;; CHECK-NEXT: (then
;; CHECK-NEXT: (ref.null noextern)
;; CHECK-NEXT: )
;; CHECK-NEXT: (else
;; CHECK-NEXT: (local.get $ref)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $if.string (param $ref stringref) (result stringref)
(if (result stringref)
(i32.const 0)
(then
(ref.null none) ;; this will turn into noextern
)
(else
(local.get $ref)
)
)
)
;; CHECK: (func $if.string.flip (type $11) (param $ref externref) (result externref)
;; CHECK-NEXT: (if (result externref)
;; CHECK-NEXT: (i32.const 0)
;; CHECK-NEXT: (then
;; CHECK-NEXT: (local.get $ref)
;; CHECK-NEXT: )
;; CHECK-NEXT: (else
;; CHECK-NEXT: (ref.null noextern)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $if.string.flip (param $ref stringref) (result stringref)
;; As above but with flipped arms.
(if (result stringref)
(i32.const 0)
(then
(local.get $ref)
)
(else
(ref.null none)
)
)
)
;; CHECK: (func $exported-string-returner (type $4) (result externref)
;; CHECK-NEXT: (global.get $string.const_exported)
;; CHECK-NEXT: )
(func $exported-string-returner (export "export.1") (result stringref)
;; We should update the signature of this function even though it is public
;; (exported).
(string.const "exported")
)
;; CHECK: (func $exported-string-receiver (type $3) (param $x externref) (param $y i32) (param $z externref)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (local.get $x)
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (local.get $y)
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (local.get $z)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $exported-string-receiver (export "export.2") (param $x stringref) (param $y i32) (param $z stringref)
;; We should update the signature of this function even though it is public
;; (exported).
(drop
(local.get $x)
)
(drop
(local.get $y)
)
(drop
(local.get $z)
)
)
;; CHECK: (func $use-struct-of-array (type $1)
;; CHECK-NEXT: (local $array16 (ref $0))
;; CHECK-NEXT: (local $open (ref $array16-open))
;; CHECK-NEXT: (local $child (ref $array16-child))
;; CHECK-NEXT: (local $32 (ref $array32))
;; CHECK-NEXT: (local $imm (ref $array16-imm))
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (call $fromCharCodeArray
;; CHECK-NEXT: (struct.get $struct-of-array 0
;; CHECK-NEXT: (struct.new $struct-of-array
;; CHECK-NEXT: (array.new_fixed $0 2
;; CHECK-NEXT: (i32.const 10)
;; CHECK-NEXT: (i32.const 20)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (i32.const 0)
;; CHECK-NEXT: (i32.const 1)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $use-struct-of-array
;; The array type here should switch to the new 16-bit array type that we
;; use for the new imports, so that it is compatible with them. Without
;; that, calling the import as we do below will fail.
(local $array16 (ref $array16))
;; In comparison, the array16-open param should remain as it is: it is an
;; open type which is different then the one we care about.
(local $open (ref $array16-open))
;; Likewise a child of that open type is also ignored.
(local $child (ref $array16-child))
;; Another array size is also ignored.
(local $32 (ref $array32))
;; An immutable array is also ignored.
(local $imm (ref $array16-imm))
(drop
(string.new_wtf16_array
(struct.get $struct-of-array 0
(struct.new $struct-of-array
(array.new_fixed $array16 2
(i32.const 10)
(i32.const 20)
)
)
)
(i32.const 0)
(i32.const 1)
)
)
)
)
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