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New testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13020 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-04-17 23:00:51 +00:00
parent 3221ad0db7
commit f49090035f
1 changed files with 21 additions and 0 deletions
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21
test/Transforms/IndVarsSimplify/loop_evaluate_1.ll Normal file
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; RUN: llvm-as < %s | opt -indvars -adce -simplifycfg | llvm-dis | not grep br
;
; Testcase distilled from 256.bzip2
int %main() {
entry:
br label %loopentry
loopentry: ; preds = %entry, %loopentry
%indvar1 = phi uint [ 0, %entry ], [ %indvar.next2, %loopentry ] ; <uint> [#uses=1]
%h.0 = phi int [ %tmp.2, %loopentry ], [ 4, %entry ] ; <int> [#uses=1]
%tmp.1 = mul int %h.0, 3 ; <int> [#uses=1]
%tmp.2 = add int %tmp.1, 1 ; <int> [#uses=1]
%indvar.next2 = add uint %indvar1, 1 ; <uint> [#uses=2]
%exitcond3 = setne uint %indvar.next2, 4 ; <bool> [#uses=1]
br bool %exitcond3, label %loopentry, label %loopexit
loopexit: ; preds = %loopentry
ret int %tmp.2
}