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