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Make sure combiner alias analysis does it's thing.

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llvm-svn: 30879
This commit is contained in:
Jim Laskey 2006-10-11 13:42:49 +00:00
parent 9b31a4d4ed
commit 0d8d0db0f3
1 changed files with 25 additions and 0 deletions
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test/Regression/CodeGen/PowerPC/2006-10-11-combiner-aa-regression.ll Normal file
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; RUN: llvm-as < %s | llc -combiner-alias-analysis | grep 'f5'
target endian = big
target pointersize = 32
target triple = "powerpc-apple-darwin8.2.0"
%struct.Point = type { double, double, double }
implementation ; Functions:
void %offset(%struct.Point* %pt, double %x, double %y, double %z) {
entry:
%tmp = getelementptr %struct.Point* %pt, int 0, uint 0 ; <double*> [#uses=2]
%tmp = load double* %tmp ; <double> [#uses=1]
%tmp2 = add double %tmp, %x ; <double> [#uses=1]
store double %tmp2, double* %tmp
%tmp6 = getelementptr %struct.Point* %pt, int 0, uint 1 ; <double*> [#uses=2]
%tmp7 = load double* %tmp6 ; <double> [#uses=1]
%tmp9 = add double %tmp7, %y ; <double> [#uses=1]
store double %tmp9, double* %tmp6
%tmp13 = getelementptr %struct.Point* %pt, int 0, uint 2 ; <double*> [#uses=2]
%tmp14 = load double* %tmp13 ; <double> [#uses=1]
%tmp16 = add double %tmp14, %z ; <double> [#uses=1]
store double %tmp16, double* %tmp13
ret void
}