ec325c0643
Not sure why you would ever do this, but it appears to be allowed by the Go specification and previously TinyGo would crash with an unhelpful error message when you would do this. I don't see any practical use of it. The implementation simply runs the builtin directly.
116 строки
5 КиБ
LLVM
116 строки
5 КиБ
LLVM
; ModuleID = 'goroutine.go'
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source_filename = "goroutine.go"
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32--wasi"
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%runtime.funcValueWithSignature = type { i32, i8* }
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%runtime.channel = type { i32, i32, i8, %runtime.channelBlockedList*, i32, i32, i32, i8* }
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%runtime.channelBlockedList = type { %runtime.channelBlockedList*, %"internal/task.Task"*, %runtime.chanSelectState*, { %runtime.channelBlockedList*, i32, i32 } }
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%"internal/task.Task" = type { %"internal/task.Task"*, i8*, i32, %"internal/task.state" }
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%"internal/task.state" = type { i8* }
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%runtime.chanSelectState = type { %runtime.channel*, i8* }
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@"main.regularFunctionGoroutine$pack" = private unnamed_addr constant { i32, i8* } { i32 5, i8* undef }
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@"main.inlineFunctionGoroutine$pack" = private unnamed_addr constant { i32, i8* } { i32 5, i8* undef }
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@"reflect/types.funcid:func:{basic:int}{}" = external constant i8
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@"main.closureFunctionGoroutine$1$withSignature" = linkonce_odr constant %runtime.funcValueWithSignature { i32 ptrtoint (void (i32, i8*, i8*)* @"main.closureFunctionGoroutine$1" to i32), i8* @"reflect/types.funcid:func:{basic:int}{}" }
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declare noalias nonnull i8* @runtime.alloc(i32, i8*, i8*)
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define hidden void @main.init(i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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ret void
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}
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define hidden void @main.regularFunctionGoroutine(i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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call void @"internal/task.start"(i32 ptrtoint (void (i32, i8*, i8*)* @main.regularFunction to i32), i8* bitcast ({ i32, i8* }* @"main.regularFunctionGoroutine$pack" to i8*), i32 undef, i8* undef, i8* null)
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ret void
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}
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declare void @main.regularFunction(i32, i8*, i8*)
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declare void @"internal/task.start"(i32, i8*, i32, i8*, i8*)
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define hidden void @main.inlineFunctionGoroutine(i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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call void @"internal/task.start"(i32 ptrtoint (void (i32, i8*, i8*)* @"main.inlineFunctionGoroutine$1" to i32), i8* bitcast ({ i32, i8* }* @"main.inlineFunctionGoroutine$pack" to i8*), i32 undef, i8* undef, i8* null)
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ret void
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}
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define hidden void @"main.inlineFunctionGoroutine$1"(i32 %x, i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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ret void
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}
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define hidden void @main.closureFunctionGoroutine(i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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%n = call i8* @runtime.alloc(i32 4, i8* undef, i8* null)
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%0 = bitcast i8* %n to i32*
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store i32 3, i32* %0, align 4
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%1 = call i8* @runtime.alloc(i32 8, i8* undef, i8* null)
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%2 = bitcast i8* %1 to i32*
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store i32 5, i32* %2, align 4
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%3 = getelementptr inbounds i8, i8* %1, i32 4
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%4 = bitcast i8* %3 to i8**
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store i8* %n, i8** %4, align 4
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call void @"internal/task.start"(i32 ptrtoint (void (i32, i8*, i8*)* @"main.closureFunctionGoroutine$1" to i32), i8* nonnull %1, i32 undef, i8* undef, i8* null)
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%5 = load i32, i32* %0, align 4
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call void @runtime.printint32(i32 %5, i8* undef, i8* null)
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ret void
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}
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define hidden void @"main.closureFunctionGoroutine$1"(i32 %x, i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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%0 = icmp eq i8* %context, null
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br i1 %0, label %store.throw, label %store.next
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store.throw: ; preds = %entry
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call void @runtime.nilPanic(i8* undef, i8* null)
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unreachable
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store.next: ; preds = %entry
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%unpack.ptr = bitcast i8* %context to i32*
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store i32 7, i32* %unpack.ptr, align 4
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ret void
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}
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declare void @runtime.printint32(i32, i8*, i8*)
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declare void @runtime.nilPanic(i8*, i8*)
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define hidden void @main.funcGoroutine(i8* %fn.context, i32 %fn.funcptr, i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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%0 = call i32 @runtime.getFuncPtr(i8* %fn.context, i32 %fn.funcptr, i8* nonnull @"reflect/types.funcid:func:{basic:int}{}", i8* undef, i8* null)
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%1 = call i8* @runtime.alloc(i32 8, i8* undef, i8* null)
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%2 = bitcast i8* %1 to i32*
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store i32 5, i32* %2, align 4
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%3 = getelementptr inbounds i8, i8* %1, i32 4
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%4 = bitcast i8* %3 to i8**
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store i8* %fn.context, i8** %4, align 4
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call void @"internal/task.start"(i32 %0, i8* nonnull %1, i32 undef, i8* undef, i8* null)
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ret void
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}
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declare i32 @runtime.getFuncPtr(i8*, i32, i8* dereferenceable_or_null(1), i8*, i8*)
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define hidden void @main.recoverBuiltinGoroutine(i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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ret void
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}
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define hidden void @main.copyBuiltinGoroutine(i8* %dst.data, i32 %dst.len, i32 %dst.cap, i8* %src.data, i32 %src.len, i32 %src.cap, i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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%copy.n = call i32 @runtime.sliceCopy(i8* %dst.data, i8* %src.data, i32 %dst.len, i32 %src.len, i32 1, i8* undef, i8* null)
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ret void
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}
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declare i32 @runtime.sliceCopy(i8* nocapture writeonly, i8* nocapture readonly, i32, i32, i32, i8*, i8*)
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define hidden void @main.closeBuiltinGoroutine(%runtime.channel* dereferenceable_or_null(32) %ch, i8* %context, i8* %parentHandle) unnamed_addr {
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entry:
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call void @runtime.chanClose(%runtime.channel* %ch, i8* undef, i8* null)
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ret void
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}
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declare void @runtime.chanClose(%runtime.channel* dereferenceable_or_null(32), i8*, i8*)
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