33 lines
1.1 KiB
LLVM
33 lines
1.1 KiB
LLVM
; RUN: llc %s -o - -enable-shrink-wrap=true | FileCheck %s
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target datalayout = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
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target triple = "i686-pc-linux"
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@b = global i32 1, align 4
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@a = common global i32 0, align 4
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declare void @fn1() #0
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; CHECK-LABEL: fn2:
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define void @fn2() #0 {
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entry:
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%0 = load i32, i32* @b, align 4
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%tobool = icmp eq i32 %0, 0
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br i1 %tobool, label %if.end, label %lbl
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lbl: ; preds = %if.end, %entry
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store i32 0, i32* @b, align 4
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br label %if.end
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if.end: ; preds = %entry, %lbl
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tail call void @fn1()
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%1 = load i32, i32* @b, align 4
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%tobool1 = icmp eq i32 %1, 0
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br i1 %tobool1, label %if.end3, label %lbl
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if.end3: ; preds = %if.end
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ret void
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}
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attributes #0 = { norecurse nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
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