mirror of
https://github.com/fluencelabs/assemblyscript
synced 2025-06-23 11:41:45 +00:00
Implement reference counting (#592)
This commit is contained in:
Daniel Wirtz
GitHub
@ -1,12 +1,9 @@
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(module
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(type $FUNCSIG$iii (func (param i32 i32) (result i32)))
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(type $FUNCSIG$v (func))
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(type $FUNCSIG$ii (func (param i32) (result i32)))
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(type $FUNCSIG$i (func (result i32)))
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(memory $0 0)
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(table $0 1 funcref)
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(elem (i32.const 0) $null)
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(global $~lib/allocator/arena/startOffset (mut i32) (i32.const 0))
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(global $~lib/allocator/arena/offset (mut i32) (i32.const 0))
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(global $~lib/rt/stub/startOffset (mut i32) (i32.const 0))
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(global $~lib/rt/stub/offset (mut i32) (i32.const 0))
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(global $constructor/emptyCtor (mut i32) (i32.const 0))
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(global $constructor/emptyCtorWithFieldInit (mut i32) (i32.const 0))
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(global $constructor/emptyCtorWithFieldNoInit (mut i32) (i32.const 0))
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@ -14,25 +11,27 @@
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(global $constructor/justFieldInit (mut i32) (i32.const 0))
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(global $constructor/justFieldNoInit (mut i32) (i32.const 0))
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(global $constructor/ctorReturns (mut i32) (i32.const 0))
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(global $constructor/b (mut i32) (i32.const 1))
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(global $constructor/b i32 (i32.const 1))
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(global $constructor/ctorConditionallyReturns (mut i32) (i32.const 0))
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(global $constructor/ctorAllocates (mut i32) (i32.const 0))
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(global $constructor/ctorConditionallyAllocates (mut i32) (i32.const 0))
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(export "memory" (memory $0))
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(export "table" (table $0))
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(start $start)
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(func $~lib/allocator/arena/__memory_allocate (; 0 ;) (type $FUNCSIG$ii) (param $0 i32) (result i32)
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(local $1 i32)
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(func $~lib/rt/stub/__alloc (; 0 ;) (type $FUNCSIG$iii) (param $0 i32) (param $1 i32) (result i32)
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(local $2 i32)
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(local $3 i32)
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(local $4 i32)
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(local $5 i32)
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local.get $0
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i32.const 1073741824
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i32.const 1073741808
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i32.gt_u
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if
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unreachable
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end
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global.get $~lib/allocator/arena/offset
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local.tee $1
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global.get $~lib/rt/stub/offset
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i32.const 16
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i32.add
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local.tee $3
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local.get $0
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i32.const 1
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local.get $0
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@ -40,20 +39,20 @@
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i32.gt_u
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select
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i32.add
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i32.const 7
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i32.const 15
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i32.add
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i32.const -8
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i32.const -16
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i32.and
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local.tee $0
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current_memory
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local.tee $2
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memory.size
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local.tee $4
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i32.const 16
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i32.shl
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i32.gt_u
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if
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local.get $4
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local.get $2
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local.get $0
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local.get $1
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local.get $3
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i32.sub
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i32.const 65535
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i32.add
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@ -61,17 +60,17 @@
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i32.and
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i32.const 16
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i32.shr_u
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local.tee $3
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local.get $2
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local.get $3
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local.tee $5
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local.get $4
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local.get $5
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i32.gt_s
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select
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grow_memory
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memory.grow
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i32.const 0
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i32.lt_s
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if
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local.get $3
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grow_memory
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local.get $5
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memory.grow
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i32.const 0
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i32.lt_s
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if
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@ -79,70 +78,88 @@
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end
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end
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end
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local.get $0
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global.set $~lib/allocator/arena/offset
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local.get $2
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global.set $~lib/rt/stub/offset
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local.get $3
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i32.const 16
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i32.sub
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local.tee $2
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local.get $1
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i32.store offset=8
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local.get $2
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local.get $0
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i32.store offset=12
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local.get $3
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)
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(func $constructor/EmptyCtorWithFieldInit#constructor (; 1 ;) (type $FUNCSIG$i) (result i32)
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(func $start:constructor (; 1 ;) (type $FUNCSIG$v)
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(local $0 i32)
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i32.const 16
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global.set $~lib/rt/stub/startOffset
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global.get $~lib/rt/stub/startOffset
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global.set $~lib/rt/stub/offset
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i32.const 0
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i32.const 3
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call $~lib/rt/stub/__alloc
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global.set $constructor/emptyCtor
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i32.const 4
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call $~lib/allocator/arena/__memory_allocate
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i32.const 4
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call $~lib/rt/stub/__alloc
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local.tee $0
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i32.const 1
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i32.store
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local.get $0
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)
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(func $constructor/EmptyCtorWithFieldNoInit#constructor (; 2 ;) (type $FUNCSIG$i) (result i32)
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(local $0 i32)
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global.set $constructor/emptyCtorWithFieldInit
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i32.const 4
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call $~lib/allocator/arena/__memory_allocate
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i32.const 5
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call $~lib/rt/stub/__alloc
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local.tee $0
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i32.const 0
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i32.store
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local.get $0
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)
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(func $start:constructor (; 3 ;) (type $FUNCSIG$v)
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(local $0 i32)
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i32.const 8
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global.set $~lib/allocator/arena/startOffset
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global.get $~lib/allocator/arena/startOffset
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global.set $~lib/allocator/arena/offset
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i32.const 0
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call $~lib/allocator/arena/__memory_allocate
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global.set $constructor/emptyCtor
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call $constructor/EmptyCtorWithFieldInit#constructor
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global.set $constructor/emptyCtorWithFieldInit
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call $constructor/EmptyCtorWithFieldNoInit#constructor
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global.set $constructor/emptyCtorWithFieldNoInit
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i32.const 0
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call $~lib/allocator/arena/__memory_allocate
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i32.const 6
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call $~lib/rt/stub/__alloc
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global.set $constructor/none
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call $constructor/EmptyCtorWithFieldInit#constructor
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i32.const 4
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i32.const 7
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call $~lib/rt/stub/__alloc
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local.tee $0
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i32.const 1
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i32.store
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local.get $0
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global.set $constructor/justFieldInit
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call $constructor/EmptyCtorWithFieldNoInit#constructor
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i32.const 4
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i32.const 8
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call $~lib/rt/stub/__alloc
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local.tee $0
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i32.const 0
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i32.store
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local.get $0
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global.set $constructor/justFieldNoInit
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i32.const 0
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call $~lib/allocator/arena/__memory_allocate
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global.set $constructor/ctorReturns
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block $__inlined_func$constructor/CtorConditionallyReturns#constructor (result i32)
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global.get $constructor/b
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if
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i32.const 0
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call $~lib/allocator/arena/__memory_allocate
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br $__inlined_func$constructor/CtorConditionallyReturns#constructor
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end
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global.get $constructor/b
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if (result i32)
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i32.const 0
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call $~lib/allocator/arena/__memory_allocate
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else
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i32.const 0
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i32.const 10
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call $~lib/rt/stub/__alloc
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end
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global.set $constructor/ctorConditionallyReturns
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i32.const 0
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call $~lib/allocator/arena/__memory_allocate
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i32.const 11
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call $~lib/rt/stub/__alloc
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global.set $constructor/ctorAllocates
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i32.const 0
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local.set $0
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block (result i32)
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global.get $constructor/b
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if
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i32.const 0
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call $~lib/allocator/arena/__memory_allocate
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i32.const 12
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call $~lib/rt/stub/__alloc
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local.set $0
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end
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local.get $0
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@ -150,16 +167,17 @@
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end
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if
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i32.const 0
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call $~lib/allocator/arena/__memory_allocate
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i32.const 12
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call $~lib/rt/stub/__alloc
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local.set $0
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end
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local.get $0
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global.set $constructor/ctorConditionallyAllocates
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)
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(func $start (; 4 ;) (type $FUNCSIG$v)
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(func $start (; 2 ;) (type $FUNCSIG$v)
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call $start:constructor
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)
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(func $null (; 5 ;) (type $FUNCSIG$v)
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(func $null (; 3 ;) (type $FUNCSIG$v)
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nop
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)
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)
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