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;; NOTE: Assertions have been generated by update_lit_checks.py and should not be edited.
;; RUN: wasm-opt %s --simplify-locals -all -S -o - \
;; RUN: | filecheck %s
(module
(memory 10 10)
;; CHECK: (type $array (sub (array (mut i8))))
(type $array (sub (array (mut i8))))
;; CHECK: (type $array16 (sub (array (mut i16))))
(type $array16 (sub (array (mut i16))))
;; CHECK: (func $no-new-past-store (type $2) (param $array (ref $array)) (param $array16 (ref $array16))
;; CHECK-NEXT: (local $temp stringref)
;; CHECK-NEXT: (local.set $temp
;; CHECK-NEXT: (string.new_lossy_utf8_array
;; CHECK-NEXT: (local.get $array)
;; CHECK-NEXT: (i32.const 1)
;; CHECK-NEXT: (i32.const 2)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (array.set $array
;; CHECK-NEXT: (local.get $array)
;; CHECK-NEXT: (i32.const 3)
;; CHECK-NEXT: (i32.const 4)
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (local.get $temp)
;; CHECK-NEXT: )
;; CHECK-NEXT: (local.set $temp
;; CHECK-NEXT: (string.new_wtf16_array
;; CHECK-NEXT: (local.get $array16)
;; CHECK-NEXT: (i32.const 1)
;; CHECK-NEXT: (i32.const 2)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (array.set $array
;; CHECK-NEXT: (local.get $array)
;; CHECK-NEXT: (i32.const 3)
;; CHECK-NEXT: (i32.const 4)
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (local.get $temp)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $no-new-past-store (param $array (ref $array)) (param $array16 (ref $array16))
(local $temp stringref)
;; A string.new_***_array cannot be moved past a GC store.
(local.set $temp
(string.new_lossy_utf8_array
(local.get $array)
(i32.const 1)
(i32.const 2)
)
)
(array.set $array
(local.get $array)
(i32.const 3)
(i32.const 4)
)
(drop
(local.get $temp)
)
(local.set $temp
(string.new_wtf16_array
(local.get $array16)
(i32.const 1)
(i32.const 2)
)
)
(array.set $array
(local.get $array)
(i32.const 3)
(i32.const 4)
)
(drop
(local.get $temp)
)
)
;; CHECK: (func $yes-new-past-load (type $3) (param $array16 (ref $array16))
;; CHECK-NEXT: (local $temp stringref)
;; CHECK-NEXT: (nop)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (array.get_u $array16
;; CHECK-NEXT: (local.get $array16)
;; CHECK-NEXT: (i32.const 0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (string.new_wtf16_array
;; CHECK-NEXT: (local.get $array16)
;; CHECK-NEXT: (i32.const 1)
;; CHECK-NEXT: (i32.const 2)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $yes-new-past-load (param $array16 (ref $array16))
(local $temp stringref)
;; A string.new can be moved past an array load.
(local.set $temp
(string.new_wtf16_array
(local.get $array16)
(i32.const 1)
(i32.const 2)
)
)
(drop
(array.get $array16
(local.get $array16)
(i32.const 0)
)
)
(drop
(local.get $temp)
)
)
;; CHECK: (func $no-load-past-encode (type $4) (param $ref stringref) (param $array (ref $array)) (param $array16 (ref $array16))
;; CHECK-NEXT: (local $temp i32)
;; CHECK-NEXT: (local.set $temp
;; CHECK-NEXT: (array.get_u $array
;; CHECK-NEXT: (local.get $array)
;; CHECK-NEXT: (i32.const 0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (string.encode_lossy_utf8_array
;; CHECK-NEXT: (local.get $ref)
;; CHECK-NEXT: (local.get $array)
;; CHECK-NEXT: (i32.const 10)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (local.get $temp)
;; CHECK-NEXT: )
;; CHECK-NEXT: (local.set $temp
;; CHECK-NEXT: (array.get_u $array
;; CHECK-NEXT: (local.get $array)
;; CHECK-NEXT: (i32.const 0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (string.encode_wtf16_array
;; CHECK-NEXT: (local.get $ref)
;; CHECK-NEXT: (local.get $array16)
;; CHECK-NEXT: (i32.const 20)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (local.get $temp)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $no-load-past-encode (param $ref stringref) (param $array (ref $array)) (param $array16 (ref $array16))
(local $temp i32)
;; string.encode_*_array writes to an array, so an array get can't be moved
;; past it.
(local.set $temp
(array.get $array
(local.get $array)
(i32.const 0)
)
)
(drop
(string.encode_lossy_utf8_array
(local.get $ref)
(local.get $array)
(i32.const 10)
)
)
(drop
(local.get $temp)
)
(local.set $temp
(array.get $array
(local.get $array)
(i32.const 0)
)
)
(drop
(string.encode_wtf16_array
(local.get $ref)
(local.get $array16)
(i32.const 20)
)
)
(drop
(local.get $temp)
)
)
)
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