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annotate test/Transforms/ObjCARC/contract-storestrong-funclet.ll @ 147:c2174574ed3a

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LLVM 10
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Wed, 14 Aug 2019 16:55:33 +0900
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147
c2174574ed3a LLVM 10
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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1 ; RUN: opt -mtriple=i686-unknown-windows-msvc -objc-arc-contract -S -o - %s | FileCheck %s
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2
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3 declare void @f()
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4 declare i32 @__CxxFrameHandler3(...)
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5 declare dllimport i8* @llvm.objc.retain(i8*)
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6 declare dllimport i8* @llvm.objc.retainAutoreleasedReturnValue(i8*)
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7 declare dllimport void @llvm.objc.release(i8*)
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8
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9 @x = external global i8*
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10
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11 define void @g(i8* %p) personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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12 invoke void @f() to label %invoke.cont unwind label %ehcleanup
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13
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14 invoke.cont:
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15 %call = tail call i8* @llvm.objc.retain(i8* %p) nounwind
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16 %tmp = load i8*, i8** @x, align 4
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17 store i8* %call, i8** @x, align 4
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18 tail call void @llvm.objc.release(i8* %tmp) nounwind
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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19 ret void
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20
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21 ehcleanup:
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Shinji KONO <kono@ie.u-ryukyu.ac.jp>
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22 %1 = cleanuppad within none []
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23 %call1 = tail call i8* @llvm.objc.retain(i8* %p) nounwind [ "funclet"(token %1) ]
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24 %tmp1 = load i8*, i8** @x, align 4
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25 store i8* %call1, i8** @x, align 4
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26 tail call void @llvm.objc.release(i8* %tmp1) nounwind [ "funclet"(token %1) ]
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27 cleanupret from %1 unwind to caller
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28 }
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29
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30 ; CHECK-LABEL: invoke.cont:
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31 ; CHECK: tail call void @llvm.objc.storeStrong(i8** @x, i8* %p) #0{{$}}
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32 ; CHECK: ret void
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33
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34 ; CHECK-LABEL: ehcleanup:
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35 ; CHECK: %1 = cleanuppad within none []
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36 ; CHECK: tail call void @llvm.objc.storeStrong(i8** @x, i8* %p) #0 [ "funclet"(token %1) ]
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37 ; CHECK: cleanupret from %1 unwind to caller