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new testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23305 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-09-10 01:14:37 +00:00
parent e6ec9f20c9
commit be04081240
1 changed files with 24 additions and 0 deletions
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24
test/Transforms/LoopStrengthReduce/dont-hoist-simple-loop-constants.ll Normal file
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; RUN: llvm-as < %s | opt -loop-reduce | llvm-dis | not grep 'cast uint 1 to uint'
; The setlt wants to use a value that is incremented one more than the dominant
; IV. Don't insert the 1 outside the loop, preventing folding it into the add.
implementation ; Functions:
void %test([700 x int]* %nbeaux_.0__558, int* %i_.16574) {
then.0:
br label %no_exit.2
no_exit.2: ; preds = %no_exit.2, %then.0
%indvar630 = phi uint [ 0, %then.0 ], [ %indvar.next631, %no_exit.2 ] ; <uint> [#uses=3]
%indvar630 = cast uint %indvar630 to int ; <int> [#uses=1]
%tmp.38 = getelementptr [700 x int]* %nbeaux_.0__558, int 0, uint %indvar630 ; <int*> [#uses=1]
store int 0, int* %tmp.38
%inc.2 = add int %indvar630, 2 ; <int> [#uses=2]
%tmp.34 = setlt int %inc.2, 701 ; <bool> [#uses=1]
%indvar.next631 = add uint %indvar630, 1 ; <uint> [#uses=1]
br bool %tmp.34, label %no_exit.2, label %loopexit.2.loopexit
loopexit.2.loopexit: ; preds = %no_exit.2
store int %inc.2, int* %i_.16574
ret void
}