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llvm-mirror/test/Transforms/LoopStrengthReduce/pr2537.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

21 lines
601 B
LLVM

; RUN: opt < %s -loop-reduce -disable-output
; PR 2537
define void @a() {
entry:
br label %dobody
dobody: ; preds = %dobody, %entry
%y.0 = phi i128 [ 0, %entry ], [ %add, %dobody ]
%x.0 = phi i128 [ 0, %entry ], [ %add2, %dobody ]
%add = add i128 %y.0, shl (i128 1, i128 64)
%add2 = add i128 %x.0, shl (i128 1, i128 48)
call void @b( i128 %add )
%cmp = icmp ult i128 %add2, shl (i128 1, i128 64)
br i1 %cmp, label %dobody, label %afterdo
afterdo: ; preds = %dobody
ret void
}
declare void @b(i128 %add)