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; If the result of an instruction is only used outside of the loop, sink
; the instruction to the exit blocks instead of executing it on every
; iteration of the loop.
;
; RUN: llvm-as < %s | opt -licm | llvm-dis | %prcontext mul 1 | grep Out:
define i32 @test(i32 %N) {
Entry:
br label %Loop
Loop: ; preds = %Loop, %Entry
%N_addr.0.pn = phi i32 [ %dec, %Loop ], [ %N, %Entry ] ; <i32> [#uses=3]
%tmp.6 = mul i32 %N, %N_addr.0.pn ; <i32> [#uses=1]
%tmp.7 = sub i32 %tmp.6, %N ; <i32> [#uses=1]
%dec = add i32 %N_addr.0.pn, -1 ; <i32> [#uses=1]
%tmp.1 = icmp ne i32 %N_addr.0.pn, 1 ; <i1> [#uses=1]
br i1 %tmp.1, label %Loop, label %Out
Out: ; preds = %Loop
ret i32 %tmp.7
}
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