forked from OSchip/llvm-project
43 lines
981 B
LLVM
43 lines
981 B
LLVM
; RUN: opt %loadPolly \
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; RUN: -polly-codegen -S < %s | FileCheck %s
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; CHECK: polly.start
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; int /* pure */ g()
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; void f(int *A) {
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; if (g())
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; *A = *A + 1;
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; else
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; *A = *A - 1;
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; }
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;
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @f(i32* %A) {
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entry:
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br label %entry.split
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entry.split:
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%call = call i32 @g()
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%cmp = icmp eq i32 %call, 0
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br i1 %cmp, label %if.then, label %if.else
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if.then: ; preds = %entry
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%tmp1 = load i32, i32* %A, align 4
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%add = add nsw i32 %tmp1, 1
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store i32 %add, i32* %A, align 4
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br label %if.end
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if.else: ; preds = %entry
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%tmp2 = load i32, i32* %A, align 4
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%sub = add nsw i32 %tmp2, -1
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store i32 %sub, i32* %A, align 4
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br label %if.end
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if.end: ; preds = %if.else, %if.then
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ret void
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}
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declare i32 @g() #0
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attributes #0 = { nounwind readnone }
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