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Merged
kateinoigakukun merged 3 commits into from
Jan 27, 2026
Merged

Benchmarks: optional-return cases and runner tweaks #529

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f3e7053
Benchmarks: add optional-return cases and improve runner
kateinoigakukun Jan 27, 2026
4e965d2
Benchmarks: pass iterations without globals
kateinoigakukun Jan 27, 2026
26fc14c
Run ./Utilities/bridge-js-generate.sh
krodak Jan 27, 2026
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16 changes: 16 additions & 0 deletions Benchmarks/Sources/Benchmarks.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -111,6 +111,22 @@ enum ComplexResult {
}
}

@JS class OptionalReturnRoundtrip {
@JS init() {}

@JS func makeIntSome() -> Int? { 42 }
@JS func makeIntNone() -> Int? { nil }

@JS func makeBoolSome() -> Bool? { true }
@JS func makeBoolNone() -> Bool? { nil }

@JS func makeDoubleSome() -> Double? { 0.5 }
@JS func makeDoubleNone() -> Double? { nil }

@JS func makeStringSome() -> String? { "Hello, world" }
@JS func makeStringNone() -> String? { nil }
}

// MARK: - Struct Performance Tests

@JS struct SimpleStruct {
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124 changes: 124 additions & 0 deletions Benchmarks/Sources/Generated/BridgeJS.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -839,6 +839,130 @@ fileprivate func _bjs_StringRoundtrip_wrap(_ pointer: UnsafeMutableRawPointer) -
}
#endif

@_expose(wasm, "bjs_OptionalReturnRoundtrip_init")
@_cdecl("bjs_OptionalReturnRoundtrip_init")
public func _bjs_OptionalReturnRoundtrip_init() -> UnsafeMutableRawPointer {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_makeIntSome")
@_cdecl("bjs_OptionalReturnRoundtrip_makeIntSome")
public func _bjs_OptionalReturnRoundtrip_makeIntSome(_ _self: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip.bridgeJSLiftParameter(_self).makeIntSome()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_makeIntNone")
@_cdecl("bjs_OptionalReturnRoundtrip_makeIntNone")
public func _bjs_OptionalReturnRoundtrip_makeIntNone(_ _self: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip.bridgeJSLiftParameter(_self).makeIntNone()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_makeBoolSome")
@_cdecl("bjs_OptionalReturnRoundtrip_makeBoolSome")
public func _bjs_OptionalReturnRoundtrip_makeBoolSome(_ _self: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip.bridgeJSLiftParameter(_self).makeBoolSome()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_makeBoolNone")
@_cdecl("bjs_OptionalReturnRoundtrip_makeBoolNone")
public func _bjs_OptionalReturnRoundtrip_makeBoolNone(_ _self: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip.bridgeJSLiftParameter(_self).makeBoolNone()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_makeDoubleSome")
@_cdecl("bjs_OptionalReturnRoundtrip_makeDoubleSome")
public func _bjs_OptionalReturnRoundtrip_makeDoubleSome(_ _self: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip.bridgeJSLiftParameter(_self).makeDoubleSome()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_makeDoubleNone")
@_cdecl("bjs_OptionalReturnRoundtrip_makeDoubleNone")
public func _bjs_OptionalReturnRoundtrip_makeDoubleNone(_ _self: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip.bridgeJSLiftParameter(_self).makeDoubleNone()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_makeStringSome")
@_cdecl("bjs_OptionalReturnRoundtrip_makeStringSome")
public func _bjs_OptionalReturnRoundtrip_makeStringSome(_ _self: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip.bridgeJSLiftParameter(_self).makeStringSome()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_makeStringNone")
@_cdecl("bjs_OptionalReturnRoundtrip_makeStringNone")
public func _bjs_OptionalReturnRoundtrip_makeStringNone(_ _self: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
let ret = OptionalReturnRoundtrip.bridgeJSLiftParameter(_self).makeStringNone()
return ret.bridgeJSLowerReturn()
#else
fatalError("Only available on WebAssembly")
#endif
}

@_expose(wasm, "bjs_OptionalReturnRoundtrip_deinit")
@_cdecl("bjs_OptionalReturnRoundtrip_deinit")
public func _bjs_OptionalReturnRoundtrip_deinit(_ pointer: UnsafeMutableRawPointer) -> Void {
#if arch(wasm32)
Unmanaged<OptionalReturnRoundtrip>.fromOpaque(pointer).release()
#else
fatalError("Only available on WebAssembly")
#endif
}

extension OptionalReturnRoundtrip: ConvertibleToJSValue, _BridgedSwiftHeapObject {
var jsValue: JSValue {
return .object(JSObject(id: UInt32(bitPattern: _bjs_OptionalReturnRoundtrip_wrap(Unmanaged.passRetained(self).toOpaque()))))
}
}

#if arch(wasm32)
@_extern(wasm, module: "Benchmarks", name: "bjs_OptionalReturnRoundtrip_wrap")
fileprivate func _bjs_OptionalReturnRoundtrip_wrap(_ pointer: UnsafeMutableRawPointer) -> Int32
#else
fileprivate func _bjs_OptionalReturnRoundtrip_wrap(_ pointer: UnsafeMutableRawPointer) -> Int32 {
fatalError("Only available on WebAssembly")
}
#endif

@_expose(wasm, "bjs_StructRoundtrip_init")
@_cdecl("bjs_StructRoundtrip_init")
public func _bjs_StructRoundtrip_init() -> UnsafeMutableRawPointer {
Expand Down
188 changes: 188 additions & 0 deletions Benchmarks/Sources/Generated/JavaScript/BridgeJS.json
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Original file line number Diff line number Diff line change
Expand Up @@ -424,6 +424,194 @@
],
"swiftCallName" : "StringRoundtrip"
},
{
"constructor" : {
"abiName" : "bjs_OptionalReturnRoundtrip_init",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"parameters" : [

]
},
"methods" : [
{
"abiName" : "bjs_OptionalReturnRoundtrip_makeIntSome",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"name" : "makeIntSome",
"parameters" : [

],
"returnType" : {
"optional" : {
"_0" : {
"int" : {

}
}
}
}
},
{
"abiName" : "bjs_OptionalReturnRoundtrip_makeIntNone",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"name" : "makeIntNone",
"parameters" : [

],
"returnType" : {
"optional" : {
"_0" : {
"int" : {

}
}
}
}
},
{
"abiName" : "bjs_OptionalReturnRoundtrip_makeBoolSome",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"name" : "makeBoolSome",
"parameters" : [

],
"returnType" : {
"optional" : {
"_0" : {
"bool" : {

}
}
}
}
},
{
"abiName" : "bjs_OptionalReturnRoundtrip_makeBoolNone",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"name" : "makeBoolNone",
"parameters" : [

],
"returnType" : {
"optional" : {
"_0" : {
"bool" : {

}
}
}
}
},
{
"abiName" : "bjs_OptionalReturnRoundtrip_makeDoubleSome",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"name" : "makeDoubleSome",
"parameters" : [

],
"returnType" : {
"optional" : {
"_0" : {
"double" : {

}
}
}
}
},
{
"abiName" : "bjs_OptionalReturnRoundtrip_makeDoubleNone",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"name" : "makeDoubleNone",
"parameters" : [

],
"returnType" : {
"optional" : {
"_0" : {
"double" : {

}
}
}
}
},
{
"abiName" : "bjs_OptionalReturnRoundtrip_makeStringSome",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"name" : "makeStringSome",
"parameters" : [

],
"returnType" : {
"optional" : {
"_0" : {
"string" : {

}
}
}
}
},
{
"abiName" : "bjs_OptionalReturnRoundtrip_makeStringNone",
"effects" : {
"isAsync" : false,
"isStatic" : false,
"isThrows" : false
},
"name" : "makeStringNone",
"parameters" : [

],
"returnType" : {
"optional" : {
"_0" : {
"string" : {

}
}
}
}
}
],
"name" : "OptionalReturnRoundtrip",
"properties" : [

],
"swiftCallName" : "OptionalReturnRoundtrip"
},
{
"constructor" : {
"abiName" : "bjs_StructRoundtrip_init",
Expand Down
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