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25 lines
826 B
25 lines
826 B
; RUN: opt < %s -S -loop-unroll | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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define x86_mmx @f() #0 {
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entry:
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br label %for.body
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for.body: ; preds = %for.body, %entry
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%phi = phi i32 [ 1, %entry ], [ %add, %for.body ]
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%add = add i32 %phi, 1
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%cmp = icmp eq i32 %phi, 0
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br i1 %cmp, label %exit, label %for.body
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exit: ; preds = %for.body
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%ret = phi x86_mmx [ undef, %for.body ]
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; CHECK: %[[ret_ph:.*]] = phi x86_mmx [ undef, %entry
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; CHECK: %[[ret_ph1:.*]] = phi x86_mmx [ undef,
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; CHECK: %[[ret:.*]] = phi x86_mmx [ %[[ret_ph]], {{.*}} ], [ %[[ret_ph1]],
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; CHECK: ret x86_mmx %[[ret]]
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ret x86_mmx %ret
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}
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attributes #0 = { "target-cpu"="x86-64" }
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