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wasmstm32webassemblymicrocontrollerarmavrspiwasiadafruitarduinocircuitplayground-expressgpioi2cllvmmicrobitnrf51nrf52nrf52840samd21tinygo
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143 lines
8.9 KiB
143 lines
8.9 KiB
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown-wasm"
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%runtime.stackChainObject = type { %runtime.stackChainObject*, i32 }
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@runtime.stackChainStart = internal global %runtime.stackChainObject* null
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@someGlobal = global i8 3
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declare void @runtime.trackPointer(i8* nocapture readonly)
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declare noalias nonnull i8* @runtime.alloc(i32)
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define i8* @getPointer() {
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ret i8* @someGlobal
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}
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define i8* @needsStackSlots() {
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%gc.stackobject = alloca { %runtime.stackChainObject*, i32, i8* }
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store { %runtime.stackChainObject*, i32, i8* } { %runtime.stackChainObject* null, i32 1, i8* null }, { %runtime.stackChainObject*, i32, i8* }* %gc.stackobject
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%1 = load %runtime.stackChainObject*, %runtime.stackChainObject** @runtime.stackChainStart
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%2 = getelementptr { %runtime.stackChainObject*, i32, i8* }, { %runtime.stackChainObject*, i32, i8* }* %gc.stackobject, i32 0, i32 0
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store %runtime.stackChainObject* %1, %runtime.stackChainObject** %2
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%3 = bitcast { %runtime.stackChainObject*, i32, i8* }* %gc.stackobject to %runtime.stackChainObject*
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store %runtime.stackChainObject* %3, %runtime.stackChainObject** @runtime.stackChainStart
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%ptr = call i8* @runtime.alloc(i32 4)
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%4 = getelementptr { %runtime.stackChainObject*, i32, i8* }, { %runtime.stackChainObject*, i32, i8* }* %gc.stackobject, i32 0, i32 2
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store i8* %ptr, i8** %4
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store %runtime.stackChainObject* %1, %runtime.stackChainObject** @runtime.stackChainStart
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call void @someArbitraryFunction()
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%val = load i8, i8* @someGlobal
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ret i8* %ptr
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}
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define i8* @needsStackSlots2() {
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%gc.stackobject = alloca { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }
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store { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* } { %runtime.stackChainObject* null, i32 5, i8* null, i8* null, i8* null, i8* null, i8* null }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject
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%1 = load %runtime.stackChainObject*, %runtime.stackChainObject** @runtime.stackChainStart
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%2 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 0
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store %runtime.stackChainObject* %1, %runtime.stackChainObject** %2
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%3 = bitcast { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject to %runtime.stackChainObject*
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store %runtime.stackChainObject* %3, %runtime.stackChainObject** @runtime.stackChainStart
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%ptr1 = call i8* @getPointer()
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%4 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 4
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store i8* %ptr1, i8** %4
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%5 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 3
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store i8* %ptr1, i8** %5
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%6 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 2
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store i8* %ptr1, i8** %6
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%ptr2 = getelementptr i8, i8* @someGlobal, i32 0
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%7 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 5
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store i8* %ptr2, i8** %7
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%unused = call i8* @runtime.alloc(i32 4)
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%8 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 6
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store i8* %unused, i8** %8
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store %runtime.stackChainObject* %1, %runtime.stackChainObject** @runtime.stackChainStart
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ret i8* %ptr1
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}
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define i8* @noAllocatingFunction() {
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%ptr = call i8* @getPointer()
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ret i8* %ptr
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}
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define i8* @fibNext(i8* %x, i8* %y) {
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%gc.stackobject = alloca { %runtime.stackChainObject*, i32, i8* }
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store { %runtime.stackChainObject*, i32, i8* } { %runtime.stackChainObject* null, i32 1, i8* null }, { %runtime.stackChainObject*, i32, i8* }* %gc.stackobject
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%1 = load %runtime.stackChainObject*, %runtime.stackChainObject** @runtime.stackChainStart
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%2 = getelementptr { %runtime.stackChainObject*, i32, i8* }, { %runtime.stackChainObject*, i32, i8* }* %gc.stackobject, i32 0, i32 0
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store %runtime.stackChainObject* %1, %runtime.stackChainObject** %2
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%3 = bitcast { %runtime.stackChainObject*, i32, i8* }* %gc.stackobject to %runtime.stackChainObject*
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store %runtime.stackChainObject* %3, %runtime.stackChainObject** @runtime.stackChainStart
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%x.val = load i8, i8* %x
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%y.val = load i8, i8* %y
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%out.val = add i8 %x.val, %y.val
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%out.alloc = call i8* @runtime.alloc(i32 1)
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%4 = getelementptr { %runtime.stackChainObject*, i32, i8* }, { %runtime.stackChainObject*, i32, i8* }* %gc.stackobject, i32 0, i32 2
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store i8* %out.alloc, i8** %4
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store %runtime.stackChainObject* %1, %runtime.stackChainObject** @runtime.stackChainStart
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store i8 %out.val, i8* %out.alloc
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ret i8* %out.alloc
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}
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define i8* @allocLoop() {
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entry:
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%gc.stackobject = alloca { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }
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store { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* } { %runtime.stackChainObject* null, i32 5, i8* null, i8* null, i8* null, i8* null, i8* null }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject
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%0 = load %runtime.stackChainObject*, %runtime.stackChainObject** @runtime.stackChainStart
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%1 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 0
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store %runtime.stackChainObject* %0, %runtime.stackChainObject** %1
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%2 = bitcast { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject to %runtime.stackChainObject*
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store %runtime.stackChainObject* %2, %runtime.stackChainObject** @runtime.stackChainStart
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%entry.x = call i8* @runtime.alloc(i32 1)
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%3 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 2
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store i8* %entry.x, i8** %3
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%entry.y = call i8* @runtime.alloc(i32 1)
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%4 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 3
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store i8* %entry.y, i8** %4
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store i8 1, i8* %entry.y
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br label %loop
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loop: ; preds = %loop, %entry
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%prev.y = phi i8* [ %entry.y, %entry ], [ %prev.x, %loop ]
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%prev.x = phi i8* [ %entry.x, %entry ], [ %next.x, %loop ]
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%5 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 5
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store i8* %prev.y, i8** %5
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%6 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 4
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store i8* %prev.x, i8** %6
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%next.x = call i8* @fibNext(i8* %prev.x, i8* %prev.y)
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%7 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8*, i8*, i8*, i8* }* %gc.stackobject, i32 0, i32 6
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store i8* %next.x, i8** %7
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%next.x.val = load i8, i8* %next.x
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%loop.done = icmp ult i8 40, %next.x.val
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br i1 %loop.done, label %end, label %loop
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end: ; preds = %loop
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store %runtime.stackChainObject* %0, %runtime.stackChainObject** @runtime.stackChainStart
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ret i8* %next.x
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}
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declare [32 x i8]* @arrayAlloc()
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define void @testGEPBitcast() {
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%gc.stackobject = alloca { %runtime.stackChainObject*, i32, i8*, i8* }
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store { %runtime.stackChainObject*, i32, i8*, i8* } { %runtime.stackChainObject* null, i32 2, i8* null, i8* null }, { %runtime.stackChainObject*, i32, i8*, i8* }* %gc.stackobject
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%1 = load %runtime.stackChainObject*, %runtime.stackChainObject** @runtime.stackChainStart
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%2 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8* }* %gc.stackobject, i32 0, i32 0
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store %runtime.stackChainObject* %1, %runtime.stackChainObject** %2
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%3 = bitcast { %runtime.stackChainObject*, i32, i8*, i8* }* %gc.stackobject to %runtime.stackChainObject*
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store %runtime.stackChainObject* %3, %runtime.stackChainObject** @runtime.stackChainStart
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%arr = call [32 x i8]* @arrayAlloc()
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%arr.bitcast = getelementptr [32 x i8], [32 x i8]* %arr, i32 0, i32 0
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%4 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8* }* %gc.stackobject, i32 0, i32 2
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store i8* %arr.bitcast, i8** %4
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%other = call i8* @runtime.alloc(i32 1)
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%5 = getelementptr { %runtime.stackChainObject*, i32, i8*, i8* }, { %runtime.stackChainObject*, i32, i8*, i8* }* %gc.stackobject, i32 0, i32 3
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store i8* %other, i8** %5
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store %runtime.stackChainObject* %1, %runtime.stackChainObject** @runtime.stackChainStart
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ret void
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}
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define void @someArbitraryFunction() {
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ret void
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}
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