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Commit4226e80

Browse files
committed
Bug fixes, RootObject.release()
- Added `isa` to `RootObject` (whoops, that's important…)- Added `release()` to `RootObject`- Added `Pointer.free()` which takes no arguments, as it should be
1 parentf41f6fc commit4226e80

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3 files changed

+27
-2
lines changed

3 files changed

+27
-2
lines changed

‎Runtime/Method.swift‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -27,7 +27,7 @@ public class Method: Hashable {
2727
self.imp= imp
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}
2929

30-
conveniencepublicinit(_name:String, signature:Signauture=(.void,[]), _ imp:@escapingIMP){
30+
conveniencepublicinit(name:String, signature:Signauture=(.void,[]), _ imp:@escapingIMP){
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self.init(name, returns: signature.returnType, args: signature.argumentTypes, imp)
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}
3333

‎Runtime/Pointer.swift‎

Lines changed: 8 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -90,6 +90,14 @@ public struct Pointer<Pointee>: Strideable, Hashable, Equatable {
9090
#endif
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}
9292

93+
publicfunc free(){
94+
#if os(Linux)
95+
Glibc.free(self.raw)
96+
#else
97+
Darwin.free(self.raw)
98+
#endif
99+
}
100+
93101
publicfunc free(_ count:Int){
94102
self.raw.deallocate(bytes: count, alignedTo: MemoryLayout<Pointee>.alignment)
95103
}

‎Runtime/RootObject.swift‎

Lines changed: 18 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -15,7 +15,7 @@ public struct RootObject {
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isa:RootObject_meta.class,
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superclass:nil,
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name:"Object",
18-
ivars:[("_retainCount",.integer)],
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ivars:[("isa",.pointer(.class("self"))),("_retainCount",.integer)],
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methods:[_init, retain, retainCount]
2020
)
2121

@@ -38,6 +38,23 @@ public struct RootObject {
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returnretain$(this, _cmd)
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}
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41+
staticvarrelease=Method("release"){ this, _cmd, argsin
42+
func release$(_ this:id, _ _cmd:SEL){
43+
letnewCount:Int=(this|"_retainCount")-1
44+
this|=(newCount,"_retainCount")
45+
if newCount<1{
46+
if newCount<0{
47+
fatalError("Over-released object at\(this.raw.debugDescription)")
48+
}
49+
50+
this.free()
51+
}
52+
}
53+
54+
release$(this, _cmd)
55+
return()
56+
}
57+
4158
staticvarretainCount=Method("retainCount", returns:.integer){ this, _cmd, argsin
4259
func retainCount$(_ this:id, _ _cmd:SEL){
4360
return this|"_retainCount"

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