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new testcase we handle

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22741 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-08-10 00:48:11 +00:00
parent 50fad70279
commit 138268160a
1 changed files with 17 additions and 0 deletions
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17
test/Transforms/LoopStrengthReduce/variable_stride.ll Normal file
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; Check that variable strides are reduced to adds instead of multiplies.
; RUN: llvm-as < %s | opt -loop-reduce | llvm-dis | not grep 'mul'
declare bool %pred(int)
void %test([10000 x int]* %P, int %STRIDE) {
br label %Loop
Loop:
%INDVAR = phi int [0, %0], [%INDVAR2, %Loop]
%Idx = mul int %INDVAR, %STRIDE
%cond = call bool %pred(int %Idx)
%INDVAR2 = add int %INDVAR, 1
br bool %cond, label %Loop, label %Out
Out:
ret void
}