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testcase for A[invariant][indvar] where invariant is an instruction.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20500 91177308-0d34-0410-b5e6-96231b3b80d8
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Chris Lattner 2005-03-06 22:06:09 +00:00
parent 7fe11f8711
commit a0bfe0f9d3
1 changed files with 19 additions and 0 deletions
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19
test/Transforms/LoopStrengthReduce/invariant_value_first_arg.ll Normal file
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; Check that the index of 'P[outer]' is pulled out of the loop.
; RUN: llvm-as < %s | opt -loop-reduce | llvm-dis | not grep 'getelementptr.*%outer.*%INDVAR'
declare bool %pred()
void %test([10000 x int]* %P, int %outer) {
br label %Loop
Loop:
%INDVAR = phi int [0, %0], [%INDVAR2, %Loop]
%STRRED = getelementptr [10000 x int]* %P, int %outer, int %INDVAR
store int 0, int* %STRRED
%INDVAR2 = add int %INDVAR, 1
%cond = call bool %pred()
br bool %cond, label %Loop, label %Out
Out:
ret void
}