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13 lines
355 B
LLVM
13 lines
355 B
LLVM
; There should be exactly one shift and one add left.
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; RUN: opt < %s -reassociate -instcombine -S > %t
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; RUN: grep shl %t | count 1
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; RUN: grep add %t | count 1
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define i32 @test(i32 %X, i32 %Y) {
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%tmp.2 = shl i32 %X, 1 ; <i32> [#uses=1]
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%tmp.6 = shl i32 %Y, 1 ; <i32> [#uses=1]
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%tmp.4 = add i32 %tmp.6, %tmp.2 ; <i32> [#uses=1]
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ret i32 %tmp.4
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}
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